This circuit is from a 1980s Motorola documentation. The circuit makes use of old components that can in some cases be exchanged for modern equivalents.
The circuit shown is from the National Semiconductor Linear Applications Handbook of 1994. using...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
Found in a 90s Popular Electronics, this circuit uses a 741 to generate frequencies from 0.1 to 30...