[Boolean90] needed an amplifier for a subwoofer, and had a lot of parts sitting around in a scrap bin. His project, a Class D sub amp made out of scrap, is a great example of what you can build with ...

The rack mountable JBL Synthesis SDA-1700 Class D Subwoofer Amplifier is designed to work with the SSW-4 in-wall passive subwoofer. There are very few companies that make loudspeakers for commercial ...

Class D amps from $130 to $50,000—pulling more ears into hi-fi without demanding you sell a kidney. Solid tech, serious power, and none of the usual overpriced fluff. Finally, affordable doesn’t sound ...