This circuit interrupts the power supply when grounding is missing. The circuit is from an old documentation (from the 80's) using current transformers and other components of the time.
This circuit is from a simple TTL sequential system using 4 LEDs. The experimental circuit must be...
This amplifier provides up to 15 W of output when powered by a simple 12 V source. The integrated...
This sophisticated timed sonic switch was found in a 2001 documentation. It has a timer with a...