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Matched Pair RCA 1625 / VT-136 Vacuum Tubes Milspec NOS-Testing Мелодия Melodiya LP Tube One measured 78/73 while
Matched Pair RCA 1625 / VT-136 Vacuum Tubes Milspec NOS-Testing Мелодия Melodiya LP Tube One measured 78/73 while
$22.20
Description
Tube One measured 78/73 while Tube Two measured 81/72 where minimum (65%) is 58
Transconductance measured 60/79
new in box RCA 6AF3 tubes tested to spec on our Paul Hart-calibrated TV7/U
Minimum (65%) is 50
The spine is in fine shape with no loose pages and the dust jacket has only very-minor nicks and tears
Matched Pair RCA 1625 / VT-136 Vacuum Tubes Milspec NOS-Testing Мелодия Melodiya LP Tube One measured 78/73 whileThis new old stock testing matched pair of RCA 1625 VT 136 output triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 62 for Tube One and 63 for Tube Two where minimum (65%) is 40 and 100% is 62. These tubes have excellent flashing; Micanol bases; double D getters; US Army Signal Corps SC278A contract codes and two additional support rods per tube for
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