Subwoofer Amplifier Circuit

Posted on Apr 28, 2012

Designed to feed a low-frequency subwoofer speaker system, the amplifier is capable of up to 100 W into an 8- load. The OPA541BM op amp requires heatsinking and is manufactured by Burr-Brown Corporation.

Subwoofer Amplifier Circuit
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A damping control and a relay to eliminate turn-on and turn-off thump in the speaker is included.

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