This circuit was found in a 1964 Electronic Design. It generates opposite phase signals from an input signal. Modern equivalent transistors can be used in the same configuration.
This gun-like sound effects circuit is based on the PLL4066. The circuit was found in the December...
Two operational are used on this triangular-rectangular oscillator suggested by Motorola in its...
This circuit works directly connected to the network and special care must be taken with its...