Description
Vintage Raytheon 6E6/G Duel Triode Power Output Vacuum Tube tested using Triplett 1621 having a maximum cathode emission of 5200/5150 micromhos where 3500 micromhos represents 65% of the minimum acceptable value. The calculated average of a new 6E6 vacuum tube 4550/4550 micromhos. Further test having no shorts, gas or grid leakage. Black plates, bottom getter, engraved base.