This circuit is from a 1990 Philips Databook. The circuit uses a symmetrical source and power from 15 to 40 V. Performance information is given in the table below.
In fact, it is a RF field indicator with an operational amplifier equivalent to the 741. This...
The critical components of this project from a 1978 publication are the transformers, which can be...
This 1.5 A source for FM transmitters was originally intended for the transmitter described in...