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This is a bare PCB of LM4780 stereo power amplifier. LM4780 has been one of the most successful power amplifier IC for its simplicity of building and sonic quality. This is a stereo design. It can also be configured as a single channel parallel amplifier. Power supply : 28Vx2 AC, 5A.Board Dimension : 144mm x 64mm. Thickness : 2mm. The PCB uses 70um thick copper ( 4 times normal thickness) and is gold plated.We provide schematic by EMAIL to buyers( to be attached with the shipment notice).
We do air shipping worldwide at US$4.60. We welcome combine shipping. 
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