This 50% active cycle TTL clock generates signals from 4 to 20 Hz. Its power must be supplied with 5 V and other frequencies can be generated with capacitor replacement.
This circuit makes use of an unusual component today, a LASCR. It is a light-activated SCR. The...
This circuit is based on the Linear Technology LT1495 and was found in a 2005 manual. The circuit...
This circuit is from a 1980s Signetics documentation. The circuit separates the modulation signal from a...