This circuit was taken from Maxim documentation from the 1990s. It can be implemented on the basis of modern operational amplifiers. Power supply doesn't have to be symmetrical.
This circuit can be used in traffic alarm systems. The relay trips when the light falling on the...
This filter was found in documentation from the 90s. The cutoff frequency is 2900 Hz. Changes can be...
June 2017 - New Honeywell MT MICROSWITCH Series can be ordered from Mouser Electronics for...