R = 10k ohms; less than 0.1db deviation from 20hz to 20khz. For 10k ohms in parallel with 10,000 picofarads of capacitance, 0.1db down at 20khz. The above measurement represents the unit driving 50' ...

Phono Preamps are very practical for Vinyl Record enthusiasts, but is the $4900 Grimm Audio PW1 worth it? The PW1 has the initials of chief designer Peter van Willenswaard, co-founder of Grimm Audio.

There’s magic in an LP’s grooves, and the ModWright PH 9.0 phono preamp lets you hear more of it. Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a ...

Stylish 19-Tube Preamp Ingeniously Lets Users Select Input Tubes For Each Audio Source; Only One in the World to Do So Einstein Audio Components, a leading German designer and manufacturer of premium ...

Fosi Audio announces the S3, a balanced HiFi streamer, DAC, and preamp designed to serve as the central source for modern home audio systems. Combining wireless streaming, high-resolution decoding, ...

Cranborne Audio has introduced its new Camden EC1, a desktop preamp with analog saturation and a headphone amplifier with a discrete line mixer built-in, all fit in a half-rack chassis, making it ...

It was a cold January Saturday night in Chicago and we had big plans. Buddy Guy’s Legends bar was packed. We setup directly under one of the PA speakers less than 15′ from the stage. Time to celebrate ...

The circuit was designed to build a volume control that is operated digitally on an audio preamplifier circuit. The design of the circuit comprises of three parts. The first circuit contains a control ...

"The MB150 combines the beautiful musicality of valve amplification with massive power delivery to produce an amplifier that is capable of driving even the most inefficient and quirky of speakers," ...

Promising significant improvements in dynamic range and design flexibility to designers of pro audio equipment, the THAT1570/5171 microphone preamplifier chipset teams a differential audio ...

NAMM 2026: Just weeks after their festive giveaway, Universal Audio is offering music-makers another software title to add to their collections free of charge: the UA 610 Tube Preamp & EQ Collection.