Power amp 2 x 20w bridged stereo power amplifier
This circuit consists of two separate 20w bridged power amplifiers (one for each channel) based on four tda2003 monolithic integrated circuits to deliver more than 40w of music power into a pair of 4 ohm speakers. Running on 12v dc, this stereo amplifier is ideal for the car in order to boost the audio power or to drive two more speakers. Supply voltage: 12 18v dc 3 4a.
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