Quick view Details sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) MSRP: Now: $79.00 Add to Cart Quick view Details sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) MSRP: Now: $24.00 Add to Cart Quick view Details sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) MSRP: Now: $125.00 Add to Cart Quick view Details sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) MSRP: Now: $24.00 Add to Cart Quick view Details sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) MSRP: Now: $125.00 Add to Cart Quick view Details sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) MSRP: Now: $125.00 Add to Cart Quick view Details sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) MSRP: Now: $15.00 OUT OF STOCK Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) MSRP: Now: $15.00 Add to Cart Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) MSRP: Now: $125.00 OUT OF STOCK Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view Details sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) MSRP: Now: $18.00 OUT OF STOCK Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-738 Matched Pair New Old Stock Sylvania 5932 Vacuum Tubes (Item: RDW-738) Matched pair of very rare new old stock Sylvania 5932 beam power pentodes. Ruggedized version 6L6 with wide bases. One tube tests 4220 uMhos, 42.5 ma. and the other 4490 uMhos, 45.7 ma. with a... MSRP: Now: $79.00 Add to Cart Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-732 6L6G Vacuum Tube-Used-Fully Tested (Item: RDW-732) 6L6G octal beam power vacuum tube-ST style-used. Various brands. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $24.00 Add to Cart Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-508 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-508) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4880 uMhos and the other 4760 uMhos (baseline 3350 uMhos) with both testing 35 ma. Tested... MSRP: Now: $125.00 Add to Cart Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-507 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-507) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos (baseline 3350 uMhos) and 42 ma. and the other 5092 uMhos and 43 ma. Tested on... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-506 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-506) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes. One measures 4958 uMhos and the other 5092 uMhos (baseline 3350 uMhos) with both testing 42 ma. Tested... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-505 Matched Pair New Old Stock Sylvania 5881 Vacuum Tubes (Item: RDW-505) Matched pair of new old stock Sylvania 5881 beam power pentode vacuum tubes in original boxes and the same production date code. Both measure 5159 uMhos (baseline 3350 uMhos), one 47 ma. and the... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-487 RCA 6L6 Vacuum Tube-Used (Item: RDW-487) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 5030 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 OUT OF STOCK Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-486 RCA 6L6 Vacuum Tube-Used (Item: RDW-486) Solid test, good used RCA 6L6 (metal variant) beam power pentode vacuum tube. Tests 4690 uMhos with a baseline of 3350 uMhos. Very slight prior owner marking on upper part of tube - not very... MSRP: Now: $15.00 Add to Cart Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected × OK
Quick view sku: RDW-385 Matched Pair New Old Stock Tungsol 5881 Vacuum Tubes (Item: RDW-385) A closely matched pair of new old stock highly regarded Tungsol 5881 beam power pentode vacuum tubes. One tests 5025 uMhos/40.2 ma., the other 4958 uMhos, 40.4ma. with baseline acceptable of 3350... MSRP: Now: $125.00 OUT OF STOCK Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected
Quick view sku: RDW-347 RCA JAN CRC 6L6-Y Vacuum Tube-Used-Fully Tested (Item: RDW-347) RCA CRC JAN 6L6-Y vacuum tube-used. Tests 5360 uMhos with an acceptable baseline of 3350 uMhos. Tested on Hickok AN/USM-118B tube tester. Will be packaged in white tube box. MSRP: Now: $18.00 OUT OF STOCK Compare Selected