FET Switch (CB6725E)

This switched filter was found in the 1969 documentation. The FET should be current-matched and eventually equipped with a heat sink.

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Dog Remote Control –Transmitter (CB25465E)
This programmable circuit emits a signal that can be sensed by the dog at a distance. The circuit is...
Precision Heater Control (CB25880E)
Based on a CA3059 zero-cross switch, this circuit was found in the July 1995 Electronics Now...
Power Supply For Airmodel Spark Plugs (CB1177E)
This source provides a 1.5V voltage used in the power supply of model aircraft spark plugs. The...