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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Variable Phase Counter (CB24763E)
This circuit for counting down pulses was found in the September 1983 issue of Radio Electronics...
10 A Output Amplifier LM12 (CB19035E)
This circuit was found in a National Semiconductor manual that is now a Texas group company. The...
Simple Touch Switch (CB15424E)
In the figure we show our first circuit that consists of a simple touch switch capable of driving a...