This 2-tube amplifier was found in a Japanese publication of 1964. The circuit has excellent sound quality. The power supply is not given and must provide a voltage of 300 V.
The gain of this amplifier is 10 times and the excursion to the output voltage is 6.0 V (peak to...
This circuit was found in a publication in the 1950s, mainly applying to germanium transistors of the...
Originally this circuit is from an English magazine, but I found it in Argentina's Radio Chassis...