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National Union 6H6 Vacuum TubeTV-7 Tested! This is one National Union 6CD6 vacuum tube. It is tested very good on the TV-7 tube tester. See photos for condition and ask any questions using the contact form...

Raytheon 6L6 Vacuum TubeTV-7 Tested!47 (4625 mmhos) This is one Raytheon 6L6 vacuum tube. It is tested very good on the TV-7 tube tester at 47 (4625 micromhos). [minimum reading for this tube type is 25] See photos for...

RCA 12AU7A CLEARTOP VACUUM TUBEMeter Reading: 100/102 This is one RCA 12AU7A Vacuum Tube. The tube tests very strong. The relative meter reading is 100/102. It is tested on the TV-7 tube tester.   Tube FactsBrand:...

RCA 12AU7A CLEARTOP VACUUM TUBEMeter Reading: 96/95 This is one RCA 12AU7A Vacuum Tube. The tube tests very strong. The relative meter reading is 96/95. It is tested on the TV-7 tube tester.   Tube FactsBrand:...

RCA Brown Base 5R4Coke Bottle TubeTested Good! This is one RCA 5R4 coke bottle tube. It is tested very good on a TV-7 Tester at 62/62. It has "4--35" as the date code. See photos for condition and ask any questions using...

RCA JAN-6146W Vacuum Tube This is a vintage RCA 6146W vacuum tube. It tests excellent on the TV-7 tube tester at 72. The minimum for this type of tube on the TV-7 tester is 35. The tube in the photos is the one for sale in...

Silvertone 75 Vacuum TubeTV-7 Tested!45 (1175 mmhos) This is one Silvertone 75 vacuum tube. It is tests good on the TV-7 tube tester at:Triode = 45 (1175 micromhos). [minimum reading for this type of tube is 19]2 Diodes =...

Sylvania 6CD6 Vacuum TubeTV-7 Tested! This is one Sylvania 6CD6 vacuum tube. It is tested very good on the TV-7 Tester at 60 (7500 mmhos). [Minimum test for this tube type is 33]. See photos for condition and ask any...

Telefunken Desiree Shortwave RadioRare RadioTelefunken TubesWorks Great This is the rare Telefunken Desiree shortwave radio. It works and has been tested for FM reception only and works great. The Phono and the shortwave...

Tung-Sol 12SN7GT Tube, 2900/2800 mhos. #3 Vintage from 1952  This is a vintage Tung-Sol 12SN7GT Vacuum Tube in its original box. The mutual conductance tests 2900/2800 Micromhos and it was packaged on October 14,...