[Jordi] made this awesome looking mini amplifier which has a rather unusual feature. He’s calling it the Bizarre Mini Amplifier because it also has a white noise generator built right into it! Bizarre ...

Here is a fun accessory for your iPhone, iPod, or MP3 player, a speaker shaped like a guitar amp, the Mini Marshall Amplifier. The Mini Marshall Amplifier stands 5 inches tall and can pump out a whole ...

The objective of the design is to build an amplifier circuit that can be contained in a small loudspeaker box while producing a power output of 2 Watts. BC560 – a PNP epitaxial planar Silicon enclosed ...

New Dual-Band, Bidirectional Mobile Amplifier Now Available in Four Configurations to Enhance Mobile Phone and Data Card Performance, Delivering Unmatched Coverage and Reliability Wilson Electronics, ...

Time to downsize. These inexpensive miniature amplifiers — each weighs less than two pounds and fits in an open palm — make ideal desktop companions for multimedia speakers or as stealth power sources ...

The circuit consists of preamplifier, tone controls, and regulated DC power supply, while providing a power output of 18 Watts for 8 Ohm load and 30 Watts for 4 Ohms load. BC550 – an NPN general ...

TEAC is a Japanese audio brand that turns out some of the most incredible and well-designed hi-fi you’ll ever hear. Much of it doesn’t seem to make it out of Japan, and some of the brand’s units can ...

Long time Ars reader in need of some recommendations on mini amplifiers. I plan to build my own Airplay system to pipe music into our living room, while keeping the electronics out of site. I'll be ...

I suspect a substantial number of people have an old pair of speakers sitting in storage: hand-me-downs from a family member, perhaps, or the remnants of a stereo of their youth. Such speakers can be ...