This common dimmer configuration is one of thousands that have appeared in electronics publications around the world. This one with a triac was found in October 1977 Radio Electronics magazine.
Found in an Electronic Design of 1964 this circuit has a control for the frequency and another for the...
The circuit shown is used to reset TTL logic when power is established. The circuit uses a 7413...
September 2015 – It can be found at Mouser Electronics the new drivers of high voltage LEDs HV9805 from...