This circuit is the factory version of the LM386 low-power amplifier. The sound quality is excellent, and the power can be supplied with voltages from 6 to 16 V.
This small MW transmitter emits its signals at a distance of a few tens of meters, depending on the...
This circuit is intended for measuring audio signals. We found the circuit in a Popular...
This circuit is suggested by American documentation from 1970. It makes use of transistors of the time...