Micro amplifier (CB23733E)

This direct coupled amplifier using 3 transistors and low voltage power was found in the April 1961 Radio Electronics magazine.

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100-second monostable (CB25671E)
This 3-transistor timer was found in the January 1994 issue of Electronics Now magazine. The...
Voltage controlled dimmer (CB22140E)
This Dimmer circuit for incandescent lamps was found in an English documentation. The input...
Impedance Adapter (CB11158E)
With this circuit we can use a high impedance source to excite a low impedance output. The input is...