Found in Motorola documentation from the 90s, this circuit makes use of a triac from that time. The circuit is for the 110 V mains but can be modified for other grid voltages.
We found this circuit in Radio Electronics magazine. It triggers a load (relay) by the noise from...
August 2017 - Mouser Electronics is stocking the new Molex optical EMI shielding adapters. These...
This amplifier was obtained in a Harris documentation from the 90s. The circuit is high speed with...