2 Chatham Electronics 6H6 JAN-CAHG-6H6-WGT Micanol Base Milspec Vacuum Tubes Valves Lot Of Two 5551 new in box GE 6BK4

new in box GE 6BK4 / 6EL4 tubes tested to spec on our Paul Hart-calibrated TV7/U

Tube One measured 46 while Tube Two measured 48 where minimum (65%) is 25

It was edited by Giovanni Cubeddu and published by C

new in box GE 6AH6 tubes tested to spec on our Paul Hart-calibrated TV7/U

This quintet of Tung-Sol number / type 27 triodes was tested on our TV7 for shorts

2 Chatham Electronics 6H6 JAN-CAHG-6H6-WGT Micanol Base Milspec Vacuum Tubes Valves Lot Of Two 5551 new in box GE 6BK4These two milspec Chatham Electronics 6H6 JAN CAHG 6H6 WGT tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas.. Tube One measured 45 40 while Tube Two measured 52 50 where minimum (65%) is 40 40 and 100% is 62 62. These tubes are very well built and extremely rugged. They have an extra mica spacer for vibration suppression, thick glass and micanol bases. WE HAVE SCORES OF THOUSANDS OF