2 US-Made 1625 / VT-136 Vacuum Tubes Milspec NOS-Testing Lot Of Two

2 US-Made 1625 / VT-136 Vacuum Tubes Milspec NOS-Testing Lot Of TwoThis new old stock testing matched pair of US made 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 68 for Tube One and 78 for Tube Two where minimum (65%) is 40 and 100% is 62. These tubes have excellent flashing; Micanol bases; double, dimpled sheet getters and two additional support rods per tube for increased rigidity and lowered

the sound is quite good and since the crackles are constant and low-level

Height: 41 MM

78 and 80 where minimum (65%) is 46 and 100% is 71

68 and 74 where minimum (65%) is 52 and 100% is 80

This album sounds very good with a few pops and clicks in the quiet passages — of which there are not many

Celebrate the twenty-fourth anniversary of that time with actual Protest Art made by Someone Who Was There

Each has six mica snubbers for increased resistance to vibration

72 and 88 where minimum (65%) is 33 and 100% is 50

This matched quad of RCA 6CL6 tubes were tested on our Paul Hart-calibrated TV7 for shorts

On the Maxi-Matcher

The diodes measured 55 and 68

This lot of nine RCA black plate