Matched Pair Raytheon 6V6 6V6GT Vacuum Tubes Gray Glass June 07 2022 I am playing them as

I am playing them as I write in my Radio Craftsmen RC-2 monoblocks with the Mobile Fidelity version of Pink Floyd's "Meddle" and they sound great

67 and 72 where minimum (65%) is 49

This milspec CBS-Hytron USN-CHY-5Y3WGTA / 5Y3 black plate rectifier tube was tested on our Paul Hart-calibrated TV7/U for shorts

Wish I knew who actually made them

new in box 6CX8 tube tested to spec on our Paul Hart-calibrated TV7/U

Matched Pair Raytheon 6V6 6V6GT Vacuum Tubes Gray Glass June 07 2022 I am playing them asThis new old stock TESTING matched pair of Raytheon gray glass 6V6GT output tubes was tested on our Maxi Matcher 2 at real operating voltages of 400 volts on the plates and a bias of 36 volts for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 23. 5 milliamps 2310 micromhos for Tube One and 24. 7 2200 for Tube Two. (New US made 6V6s typically test with plate current from the mid teens to mid 30s with