Suggested by Philips in a 1970 publication, this circuit uses components from that time. No information is given about the trip transformer.
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...