This tube preamplifier is from a Radio Craft from 1948. The tube is a double metal triode, and the power comes from the amplifier itself with which the circuit works.
Preamplifier (T1220E)
- Details
- Written by: Newton C. Braga
This tube preamplifier is from a Radio Craft from 1948. The tube is a double metal triode, and the power comes from the amplifier itself with which the circuit works.
