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.

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 ...

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 ...

The circuit was designed to produce a preamplifier with symmetrical audio input while the output operates in Class A type. The circuit was designed to produce a preamplifier with symmetrical audio ...

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 ...

The primary concept of designing this line driver/preamplifier circuit is to be able to perceive music from a remote location by running an elongated cable. The primary concept of designing this line ...

Suitably portable with a decent spec, these latest entry-level M-Tracks offer fantastic value. Decent preamp design. Light and portable with solid build quality. Integrated minimum latency monitoring.