HI,UP FOR AUCTION ARE 6 GZ34 5AR4 RECTIFIER TUBES,3 ARE AMPEREX & 3 ARE MULLARD BUT ONE OF THE MULLARD LABLE RCA & THE OTHER MULLARD LABEL DUMONT,THEY ARE TESTED VERY STRONG ON TV7 D/U …

FOR AUCTION:2 USED SYLVANIA 6SL7GT VT-229 TUBES. THESE TUBES HAVE BLACK ROUND PLATES AND BOTH HAVE BOTTOM D FOIL GETTERS. THESE TUBES TESTED 1600/1525 1350/1400 MICROMHOS ON MY HICKOK 532 TESTER WERE 1250 IS AVERAGE …

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AN AUCTION IS FOR ONE VINTAGE WESTERN ELECTRIC 274A TUBE YELLOW PRINTED BASE. TUBE DATE CODE “952″ TUBE IS FRESH, DAMAGE AND DEFECT FREE, AND APPEAR UNUSED NOS.TEST VERY STRONG ON OUR JACKSON 648S TUBE …

Mached Vintage Audio Tubes General Electric 211 Vt-4/C Same serial number stamped on the base 73F4 Signal Corps Military Stamp on the base SC7162A The tubes are tested with my military Tube tester +890 Va …

Up for your consideration are matched pair of Made in USA Amperex 7308/E188CC USN-CEP vacuum tubes with gold pins. Painted letters are in very good shape and both tubes have identical construction. These are made …

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Up for auction is a lot of 11 6SN7GT GTB tubes. They have been tested on a TV7-D/U for mutual conductance where min. good is a reading of 50/50. They test as followed RCA 108/116, …