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.

Comparator with Hysteresis LM339 (CB15187E)
This is the basic configuration of many LM339 manuals, as a comparator with hysteresis. The font...
Parallel Multi-Loop Alarm CIR13989S CB6652E (CB6652E)
We found this circuit in a Popular Electronics of the 80's. The circuit can be used to drive...
Simple power supply (CB22216E)
This simple power supply for transistors was found in documentation from the 1940s. The...