Daily Archives: January 5, 2006


Resistor inserted into a circuit to compensate for current changes (as those arising from temperature fluctuations) [syn: ballast resistor] B-300-G by NEC and unknown Soviet made. Tube filled with pure hydrogen and thing iron wire inside. When iron wire is … Continue reading

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Tube Amp power supply

From “something I found”: The nearer thing in the photo is power supply for some medical amplifier. The further one is the amplifier by itself. The interesting part for tube audio amplifier lovers is power supply. It is stabilised +150V … Continue reading

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