Ladder Generator (CB9104E)

Found in General Electric documentation from the 1970s, this circuit generates a staircase signal.

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Constant Current Source (CB6625E)
This two-transistor constant current source is from a 1968 documentation. Modern equivalent...
DC to AC converter (CB9668E)
This converter or inverter uses components that are still common. The transformer is the type...
Temperature sensor with frequency output (CB25386E)
Using a V/F converter this circuit was found in the June 1991 issue of Radio Electronics magazine. The...