Monthly Archives: September 2011

Tube sockets for a large number of insertions & extractions

I am surprised that most builders of vacuum tube equipment don’t know about production tube sockets. Production sockets are designed for a very large number of insertions and extractions. The contacts are extremely rugged and can be replaced individually. The … Continue reading

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Eimac VT-127A and VT-327A vacuum tubes

The 127A is the same as the 3-100D2 transmitting triode. Filament is 5 volts @ 10.5 amperes. Max plate ratings: 2000 volts, 210 ma, Pd = 100 watt. If you look closely you can see that the plate is similar … Continue reading

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Westinghouse WL-460 transmitting triode

This is a directly heated (10 volts @ 4.05 amperes) triode with 150 watt plate dissipation. Maximum plate volts is 2500 VDC and max Ib = 200 ma. You won’t see many of these around. Overall height from the pins … Continue reading

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