This circuit was found in a 1970's Radio Electronics. The pulse transformer has a 1: 1 turn ratio. The triac must be in accordance with the controlled load.
In the figure we show how to improve the performance of an operational amplifier with gain 100...
We found this circuit in a year 2000 documentation. It must be powered by a voltage of 5 V as it...
We found this circuit in a 1982 documentation. Its outputs must be applied to the input of an...