Here this circuit is based on the principle of audio amplification using operational amplifier and pulse width modulation using 555 Timer. In this article we are describing the principle, design and ...

The circuit was designed to produce a power amplifier with the utilization of TDA7294 integrated circuit to drive audio circuits for 60 Watts power. Power Amplifier – a type of amplifier built and ...

The ZIO is the company’s first all-analogue pedal and offers a healthy +20dB of boost per preamp voicing When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

With fully balanced and improved circuitry throughout, the BAT VK-85 Preamp and REX 300 Amp claim pure musicality from a $27,500 combo. The REX 300 is a lower-powered version of the highly regarded ...

When most people think of tube circuits, the first thing that comes to mind is often the use of high-voltage power supplies. It wasn’t a given for tube circuits, though, as a range of low-voltage ...

It was with considerable interest last month that I set out to track down where in the world there are still factories making tubes. My research found them in Slovakia, Russia, and China, and it’s ...

Amazing as a plugin, but pair it with an Apollo and the Unison functionality makes this the absolute greatest EQ/preamp recording combination in computer music. Unison technology is amazing.

Fosi Audio ZH3 DAC/Headphone Amp/Preamp offers balanced outputs, ultra-low noise, high-res support, and replaceable op-amps for $199.99. Fosi Audio has officially unveiled the ZH3, an all-in-one ...

You'll need to be very, very wealthy to afford this limited edition Reference Anniversary preamp from Audio Research, made to celebrate the company's 40th anniversary. Only a limited number will be ...