This circuit was taken from an article in Electronics Now magazine in February 1995. The power supply must be dual and other operational amplifier can be used.
The components used in this 80's circuit are uncommon today. The circuit is intended for...
This experimental flip-flip changes its state by the command of two push-buttons. The state is...
This circuit was obtained from a 1986 Spanish magazine Resistor. The magazine no longer exists, but...