This signal injector and tracer (follower) was found in an old American documentation. The transistors can be general use and power is made with one or two common cells.
This simple circuit was found in the Spanish magazine “Todo Electronica”, in an edition of 1996....
The basis of this circuit is a National Semiconductor operational amplifier that functions as a...
A high-frequency square wave oscillator using an LC-tuned circuit is shown here. The upper...