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Whitestone Audio P331

Whitestone Audio Instruments is the brainchild of Dave Rosen and his multi-Grammy® nominated mastering engineer wife Kim Rosen. Much of the way Kim works is exploiting the sound of the input and output gain stages of some of her favorite equalizers and compressors with actual processing bypassed. Just the subtle enhancement some of these analog gain circuits provide often times is just the thing to add a bit of “magic”. The goal for the P331 was to capture this kind of enhancement potential in a line amplifier that delivers the natural clarity of a well-designed tube circuit. At the same


The Whitestone Audio P331 Tube Loading Amplifier was developed to bring professional tracking, mix and mastering engineers versatile, elegant, precise and repeatable audio circuit variation.