This circuit provides signals in phase with the input and with the phase inverted. The circuit was found in documentation from the 1990s. Transistors are commonly used.
This circuit doubles the pulse rate produced by a digital TTL circuit. The circuit is from a 1976...
This alarm with automatic shutoff was found in the April 1975 Radio Electronics magazine. The...
This 12 V to 110 V inverter with 100 W was found in a 1977 Signetics manual. The transformer must...