Audio power amplifier

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This was a electronics course project, building an audio amplifier based around the LM1875 op-amp.


The circuit was constructed after calculating the amplification, upper and lower frequency band after the specifications.

File:Audio amplfifier circuit.png


This shows the final circuit, mounted to a flexi-glass plate to balance the enormous heatsink and protect the bottom traces.

File:Audio amplfifier side.jpg

Audio amplifier overview.jpg File:Audio amplification bottom.jpg