I have a new interest in hifi and it is in active speakers. It all started with the Hypex AS2.100 modules. These weren't perfect, but still impressed me with their tight, dynamic and clear sound.

Above is the basic application diagram of the TL431, including bypass capacitor C2 which reduces gain and noise at above DC. The input dropper resistor is replaced with a fixed current source of 30mA, ...

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 ...

I have recently had the fortune that my Flat was re-wired to high standards (without cost to me) and that indeed made an impact on overall sound Quality. It resulted in me applying some more attention ...

Many years ago, in the dim past, during the time of "flat earth", there came a new champion. Where others feared to tread, Xerxes strode out to do battle with the feared Linn - lord of all he surveyed ...

If there is one name in Hi-Fi which is synonomous with excellent sound, and at the same time with excellent price, that name is Dynaco. Of all the audio manufacturers, both past and present, Dynaco is ...

In the first installment of this series we had a look at the noise generated at the output of a number of easy to build and cheap voltage regulators: single-chip series and shunt regs (LM317/337 and ...

What's this then, since when is TNT doing tuners? It isn't actually, it's just me being controversial again. Actually, I must confess - I'm a radio freak. When I was in the first grade, way back in ...

The sole role of your Hi-Fi system is to extract the information recorded on your source material and generate sufficient power to drive your chosen loudspeakers. Ideally, apart from any required ...

We've previously reviewed Burson Audio products, always with very positive results. This is their first attempt to design a different kind of power amplifier, a new component which has to be faithful ...

North Star, with its digital equipment, and specially with the pair M192 CD-Transport + Model 192 DAC, has gained appreciation in the field from "fine hear" and budget conscious audiophiles.

After the good results of the Preamble there was another component type I wanted to test in the single ended circuit topology I am working on. Nuvistors were the last born in the classic tube world: ...