The Philips Semiconductors TDA8551 is a small audio amplifier with an integrated volume control. When operated from +5 V, it delivers a nominal output power of more than one watt into 8 ohms. It can ...

A regular Hack A Day reader sent in a tip about an LM386 stero amplifier with digital volume control. The resulting build is very professional and could easily be adapted into a slick iPod dock build.

Analog Devices has created a fast power op-amp that can handle ±55V rails and ±1A outputs, with a digital control bus for setting internal parameters. Called ADHV4710, the output can swing ±52V with ...

Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a record producer. Steve reviewed audio products for CNET and worked as a freelance writer for ...

I'm planning to have a small and simple setup for outdoor speakers. The speakers are unpowered Yamaha NS-AW150W 2-Way Outdoor Speakers and they will be powered by a standalone LP-2020A+ Lepai Tripath ...

The Dynasty ProAudio WSA-5RP-Plus wireless audio amplifier may fit in the palm of your hand, but make no mistake, this Mighty Mouse amp packs quite a punch. The two-piece kit comes with a wireless ...

Naim Uniti Nova PE delivers powerful 150W per channel streaming with class D amp tech, hi-res support, and multi-room features. The network amplifier space has come a long way since the debut of the ...

The Anthem STR preamp and power amplifier emphasize fidelity first armed with the latest in 32 bit DSP, ARC room correction, and oodles of power reserves on tap. More details in our review so read on.

If you’re building a hi-fi system, amplification is a necessary cog in the chain. While your source (turntable, streamer etc) plays your music and your speakers output it, the middle-man amplifier ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Probably one of the most celebrated amplifiers ever ...