The circuit was designed to create a line preamplifier by acquiring the use of double triode tubes. The circuit comprises of three parts, the main preamplifier circuit with tubes, the input selector ...

The circuit was based on a single operational amplifier integrated circuit that is made to produce a modular preamplifier which functions in the Class A operation Preamplifier (pre-amp) – a device ...

Electret capsules can be found in some of the highest quality microphones for studio use, as well as in some of the very cheapest microphone capsules on the market. More care and attention has ...

If you’ve ever worked with vacuum tubes, you’ll probably have a healthy appreciation for high voltage power supplies. These components require higher potentials to get those electrons moving, or so we ...

Want engineering excellence? That's the promise of the all-new T+A P 3100 HV ('HV' stands for 'High Voltage'). If its solid aluminium chassis looks familiar, that's because the aesthetic design of the ...

Parasound is now shipping its John Curl designed Halo JC 3 Phono Preamplifier, a high-performance dual-mono phono preamp built with high quality parts, solid construction, and a very clean design.

At $50K, the Momentum C4 preamplifier gets a new remote and works seamlessly with optional digital streaming module for another $10K. Did Krell high-end audio components ever look this good? Dan ...

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 ...