5 kW switch (CB21370E)

Found in a 1967 GE SCR manual, this circuit is intended to control resistive loads, such as heating elements, up to 5 kW.

Electronic doorbell (CB25029E)
This circuit was found in the April 1984 issue of Radio Electronics magazine. The integrated...
AC to DC converter (CB14124E)
The presented circuit was found in the National Semiconductor's Linear Applications Handbook from...
Power Oscillator 741 (CB15616E)
This circuit is basically the same as the previous configuration (CB15616E) with a power stage with...