Matched Pair National Union JAN-CNU-6V6-GT VT107A 6V6 6V6GT Vacuum Tubes Milspec Gray Glass B13 58 and 67 where minimum

58 and 67 where minimum (65%) is 48

nostalgic-looking Super Silvertone 6P5G triode was tested on our Paul Hart-calibrated TV7/U for shorts

Tube One measured 82/76 while Tube Two measured 82/78 where minimum (65%) is 50/50 and 100% is 77/77

This pair of US-made

Matched Pair National Union JAN-CNU-6V6-GT VT107A 6V6 6V6GT Vacuum Tubes Milspec Gray Glass B13 58 and 67 where minimumThis matched pair of milspec National Union VT 107 A JAN CNU 6V6 GT gray glass output tubes was tested on our Maxi Matcher 2 with 400 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 2230 micromhos for Tube One (Missing centering pin, marked for safe and easy insertion; see close up, Picture Three) and 2500 for Tube Two (Cracked base, tube itself nevertheless