This circuit was developed to find intermittent defects in an electrical control. In the event of a defect, the circuit fires indicating the moment of occurrence.
Using a Motorola MC1684 integrated circuit this 1968 amplifier provides 1 W to a 8 ohm load. The...
Equivalent operational amplifiers can be used in this circuit suggested by Motorola in its 1990...
Found in an English publication from 1977 this audio amplifier provides an output of a few...