Audio amplifier 741 (CB20478E)

This low power audio amplifier was found at 1992s Popular Electronics. Transistors are general purpose common types.

NiCad Charger (CB7525E)
This circuit was found in a 1982 Maplin magazine (England Component Store). The circuit has...
AM or FM Signal Clipper (CB4183E)
This clipper or limiter circuit limits the amplitude of AM or FM audio signals. The diodes are...
Basic Flip Flop Using the 4013 (CB149)
This circuit turns on and off from pulses applied to the CLK input. The output 0 goes to the “’1"...