This circuit accurately monitors a 5 V TTL source. The circuit is from National Semiconductor's Linear Applications Handbook.
The circuit we present is that of a good power ultrasound generator, as it uses a transistorized output...
Found in an American 80's documentation, this circuit can use common FETs like the BF245 and cover...
This circuit, which can be found elsewhere on this site, detects positive pulses of a signal. The...