This circuit generates rectangular signals from 2 Hz to 20 kHz using an operational amplifier. The circuit is from 1984 Radio Electronics. The power supply must be symmetrical.
This circuit is from Motorola's Linear Databook from 1990. The integrated circuit used is no...
The figure shows how to connect a relay to obtain the latch effect. The circuit is from an...
Suitable for the use with sensors, this circuit from National Semiconductor appears in other...