I have been off for some years, had to cope with health and family issues, and after I had Corona, it rather stayed than went away, so Post-Covid took me three years ago. It was just last October, ...

The TL431 is a 3-terminal shunt regulator which some in the DIY community attribute near-magical properties to. And yet, in audio industry it is nearly never used. It is a component with reasonable ...

Fosi Audio is a rather young Chinese brand, founded in January 2017 by (Youlong) Ryan Huang in Longgang District, Shenzhen. The mother company is Shenzhen Foresight Technology Co., Ltd (unified social ...

This was an old article (dating back 1997!) of our Italian edition of TNT-Audio that had never been translated into English. As many of you already know, the Italian edition of TNT-Audio contains many ...

Projects for building HiFi loudspeakers and general articles on commercial speakers tweaking and upgrading.

Oh no. Cables. Not that old HiFi chestnut again! Quick, shut him up HE IS GOING TO TALK ABOUT CABLES! The naked truth about cables? It is simply, that all this cable nonsense is Bovine Excrement! I am ...

Originally this review was meant to be of the new Elevator moving coil (MC) step-up amplifier (or head-amp). I'd already done the Slee GramAmp stages and Werner had reviewed the up-market 'Era Gold' ...

Do you savor the sweet and sultry sound of a directly-heated, single-ended triode like a 2A3? Perhaps you prefer the incredible speed, accuracy, and detail found in the best single-ended pseudo-triode ...

The DSPpeaker Company specializes in digital elaboration of audio signals. More precisely they design devices that, via DSP, can correct room acoustics and fix speaker/room interactions problems. The ...

Section devoted to DIY and tweaking. Free online projects of amplifiers, loudspeakers, cables, accessories plus articles on easy upgrades for commercial components. All the designs are FREE and NOT ...

After unpacking the box from Marchand Electronics several months ago, I found myself staring at the new pair of EC626 monoblocs. Outwardly, they didn't look much different from another pair of solid ...

As the great debate still rages on about analog vs. digital, I don't know if it will ever end. It might someday. Maybe when they (the digital gurus out there) finally figure out that CD's sound, well ...