Amplifier with complementary transistors (CB7465E)

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

5 mA Constant Current Source (CB25615E)
This constant current circuit was found in the October 1993 Electronics Now magazine. The current can...
Computer power monitor (CB9324E)
This circuit was obtained in an Electronics Now of the 90s. The circuit monitors the DIN connector of...
10kHz Low Pass Filter (CB25712E)
This circuit eliminates hiss and other noise from audio sources by cutting frequencies above 10...