This linear oscillator was found in a 1968 publication. The operational amplifier is from that time. Both the FET and the integrated support current 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...