7 Watt Audio Amplifier with IC TDA2003
This is an amplifier circuit with gain music output power up to 7W. Use IC TDA2003 as main component, this circuit is small but powerful multi purpose amplifier.
Download the detail circuit, schematic diagram and component part of this “7 Watt Audio Amplifier with IC TDA2003” in PDF version HERE

how many Volts do you need to get 7 W?