This timebase was found in a European 1980s documentation. The circuit uses well-known components and the crystal is of the type on 3.7768 MHz microcontrollers. The power supply can be between 5 and 15V.
This timebase was found in a European 1980s documentation. The circuit uses well-known components and the crystal is of the type on 3.7768 MHz microcontrollers. The power supply can be between 5 and 15V.