Found in a 1990 Hobbyst Handbook this circuit has an output power of a few tens of watts and serves as reinforced for the car's sound. The speaker can be 2 or 4 ohm.
An advanced motor control software plug-in for Microchip’s MPLAB® X Integrated Development...
This 3-transistor amplifier stage was found in documentation from 1963. The transistors are made...
Found in Popular Electronics' 90s, this small megaphone is based on LM386. The circuit uses a high...