This circuit was found in a 1968 General Electric documentation. It has an input impedance of 2 M ohms and excites a load of 16 ohms. The integrated circuit of the time is the PA237.
In the figure we have a bridged circuit for the use of an SCR in a full wave control. The diodes...
Using 18 or 24 MHz crystals, this circuit is intended for producing reference signals with...
This circuit was obtained from old documentation using Intersil components. The circuit provides...