Matched Pair Hytron 6V6 6V6GT Vacuum Tubes Gray Side And Top Glass EL84 Geprueft This new old stock-testing matched

This new old stock-testing matched pair of milspec RCA 1619 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

though they are labeled differently

These tubes have dark-gray

BECAUSE OF THE BIZARRE

These tubes have steel support rods and top

Matched Pair Hytron 6V6 6V6GT Vacuum Tubes Gray Side And Top Glass EL84 Geprueft This new old stock-testing matchedThis matched pair of Hytron gray glass 6V6GT 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. Tube One measured 17. 6 milliamps 2150 micromhos and 18. 3 2470 for Tube Two. (New US made 6V6s typically test with plate current from the mid teens to mid thirties with transconductance from 2300 micromhos or so.) These tubes have gray coatings