Emitter Follower Complementary Stage (CB25623E)

This circuit was found in the October 1993 Electronics Now magazine. The circuit can be used in a small audio amplifier.

Infrared transmitter (CB7025E)
This circuit appears in similar versions on this site. This is from a Popular Electronics from the 80's. The...
Pulse delay (CB22282E)
This two-transistor delay circuit from the 1960s was found in documentation from the time....
Rectangular to Triangular Converter (CB19536E)
This circuit operates with signals from 150 kHz to 1 MHz and makes use of a known NAND CMOS gate....