Fashions come and go and that's as true of hi-fi as any other part of our lives. When recorded sound was first invented, the sound was amplified by horns until somebody invented the moving coil type ...

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 ...

It sometimes seems to me that vinyl addicts, and in particular those swimming in the deep end of the obsession, revel in promoting the 'black art' aspects of setting up a turntable, arm and cartridge.

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 ...

I love Astin Trew. I reviewed the At3500 CD player last year and liked it so much that I bought it. It has been my reference CD player since, and has already beaten quite a bit of competition, without ...

The High-End Audio headquarters were again held this year at the Alexis Park Resort, one mile East of the Las Vegas strip. With hundreds of companies displaying products, I'm going to highlight those ...

Davis Acoustic from France have put their 8 inch fullrange drivers in cabinets and filled a whole room with music. I liked the sound very much. This fullrange has a very neutral sound, there is no ...

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 ...

I see all sorts in this game! After the fabulously individual design of the Virtue Sensation and Piano, came the much more conventional styling of the ONIX A55 amplifier, and CD10 CD player. I had ...

From the Scandinavian south, Denmark, arrives for trial on the pages of TNT-Audio, a product which is in some aspects amazing: the Densen De Magic! Is this perhaps one of those particular systems of ...

motor assembly force product divided by moving mass multiplied by effective cone area (SI units obviously) flux density B multiplied by coil-in-gap length L divided by (cone plus former plus ...

JoLida has been in business as a manufacturer and supplier of various electronic parts since 1983. In 1995, they had designed and built a large transformer to a customer's specification that was ...