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.
In the figure we have the way to obtain a monostable action by lighting an LED for a certain time...
This simple power supply is not regulated and the output current depends on the transformer. It...
This integrated is indicated for sound systems of stereo televisions and stereo radios. Its pinout...