This circuit is from an old American publication. It divides a 40 to 60 MHz TTL signal by integer values such as 2, 3 or 4. The circuit must be powered by 5 V.
This 80's circuit uses a microcontroller programmed to generate various songs. The circuit can serve...
The operating frequency of this oscillator, found in a technical documentation from Texas...
In the figure we have the way to control a TIC series triac with a reed relay. The current in the...