Zenith 6P5 6P5G Vacuum Tube Black Plates Foil Getter Shoulder ST-Shape 6AC7 Gebraucht These tubes were made in

These tubes were made in the Soviet Union and sent to East Germany where

These three RCA plate number 78 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

clear bottle number / type 59 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

both with current readings of 34 and transconductance of 3520

The spine is in fine shape with no loose pages and the dust jacket has only a few

Zenith 6P5 6P5G Vacuum Tube Black Plates Foil Getter Shoulder ST-Shape 6AC7 Gebraucht These tubes were made inThis beautiful, nostalgic looking Zenith 6P5G triode was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 48 where minimum (65%) is 36 and 100% is 55. I played it in one of my Radio Craftsmen RC 2 monoblocks and it sounds outstanding even though it tests on the cusp. It is dead quiet when the CD player is paused and has excellent frequency response, sound staging, and dynamics even