This oscillating circuit for a frequency of 588 KHz was found in a book on electronic designs with modern tubes.
PIC16F15386 Family with CIPs Uses MPLAB® Code Configurator for Quick Development The PIC16F15386...
This circuit was found in the magazine of radio amateurs 73 in a 90's edition. The components are...
This configuration was found in a 1988 documentation. It is a touch lift drive system. The circuit...