TDA2030 audio amplifier can output 20 W but in this schematic we have reduced the power to 10 Watts and we use 10 W speakers. The input sensivity is around 200 mV and the amplifier is set by the 47 k ...

This Adjustable Voltage Regulator is made by combining a common 78L05 with an integrated audio amplifier of the type TDA2030, an adjustable voltage regulator can be constructed in a very simple manner ...