We found this circuit in the December 1998 issue of Electronics Now magazine. RF transistors such as the BF494 or BF495 can be used. The circuit works at lower frequencies.
This circuit generates a PWM control signal using TTL logic. We found this configuration in a 1976...
This circuit, found in EDN documentation from the 90's, implements a clamp without signal...
September 2017 - Arduino Lucky Shield shields containing a 5 V OMRON-g6RL relay, a Everylight...