Amplifier with complementary transistors (CB7465E)

This stage of two complementary transistors was found in a 1977 Radio Handbook. Transistors admit current equivalents.

Multiple Level Indicator (CB25417E)
This circuit for multiple sound inputs was found in a Radio Electronics from January 1992. It...
Vidicon amplifier (CB9411E)
Found in American documentation from the 1970s, this circuit is intended for amplifying analog TV...
Alternating Flash 555 (CB25533E)
This circuit was found in the November 1992 Radio Electronics magazine. The resistor in series with...