Coffman Labs come from Oregon in the US and the head of the company is a classically trained violinist AND a physicist. The G-1A Preamplifier is an all tube design that aims to bring the listener a true recreation of the musical performance.
” OK, so it looks great but what do you get for the not inconsiderable sum of $5500? Quite a lot actually! There’s a separate and visually matching outboard tube rectified (5AR4) power supply which connects to the main unit by a thick and sturdy umbilical. You get a phonostage with a step up transformer moving coil input and moving magnet input, a headphone amplifier, three line level inputs, two variable outputs and a tape output.”
The high-end VIRTU "Masters Reference" Mono PreAmplifier from Swiss manufacturer DaVinciAudio Labs is an interesting looking piece of hifi with its outsized controls and funky back plate. The preamplifier is "designed without any cost constraint" and with "fanatic attention to detail and unconventional circuit design" which the company says separates them from the mainstream. DaVinciAudio Labs claim that the VIRTU…
The Coffman Labs G1-A is a limited production amplifier that has taken three years to come to fruition, indeed it is the only product in the company's arsenal. Featuring rare and custom parts the G1-A been designed in Portland, Oregon as something that will last for decades with proper care. It is a line stage, phono preamplifier and a headphone…
As a classical violinist and physicist Damon Coffman founded Coffman Labs with one goal: creating products that reproduce the natural sound experienced during live performances. Coffman Labs builds all-analogue, vacuum tube-based products including the G1-A phono/line preamplifier and the H1-A headphone amplifier. All Coffman Labs’ products are hand-crafted in Oregon, USA using point-to-point wiring and custom parts. The G1-A is…
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