30 months ago TNT-Audio published a review that shook the HiFi market like never before: the T-Amp phenomenon was born! After that review many things happened: crowds of audiophiles fell in love with ...

Amplifiers are a good second hand buy. The only moving parts are the switches and potentiometer so wear in this area should be very easy to spot. Just switch the amp on and with nothing playing but ...

Antique Sound Labs has earned a good reputation for producing valve equipment at very competitive prices. Initially, there were some reservations regarding build quality, a factor which becomes ...

To celebrate their 25th anniversary Mission launched the 750 Limited Edition bookshelf speakers. Only 7000 pairs of this little gorgeous sculpture are being made, and then it's over. The 750 is an ...

The above schematic comprises almost anything you can put around the ubiquitous LM317 positive 3-pin regulator (LM337 for negative voltages, 117 and 137 military versions). The basic circuit dispenses ...

Projects of solid state electronics such as amplifiers, preamps, DACs, phono preamps. Also a crash course on solid state power supplies.

Time and time again I hear, or read on forums and the like, of people asking what upgrade route they should take. "The sound's too dull/bright/no-dynamics/boomy ...

Tube design is a very good choice for DIY pre-amplifiers, as it can give good results with a limited effort, especially in design, even though it is not all that easy to achieve optimum results. The ...

The T-Amps and all the Class-D amplifiers that invaded the market in recent years introduced a new deal in HiFi: their unbelievable quality/price ratio was simply revolutionary. However a common ...

Supra (Jenving) is a well-known HiFi manufacturer that built its fame upon a series of speaker cables which were very popular during the Eighties, when audiophiles started to consider seriously the ...

The Maestro integrated amplifier is a big machine with a thick polished metal front, a huge knob for volume control and a few LED indicators. It captures your attention because of its monstrous volume ...

DIY projects for building audio and HiFi cables. Interconnects, digital, power and mains cables plus general theoric articles. All the projects are FREE and NOT FOR SALE.