The art solo mpa is ideal for recording enthusiasts who value simplicity with versatile control'. '.strtoupper('t')his single channel rackmount multi voice tube preamp is designed to enhance your audio projects by providing both a solid state and a class a vacuum tube gain stage allowing you to choose between clarity or warm saturation'. '.strtoupper('i')ts blend control offers parallel compression seamlessly merging dry and processed signals to maintain natural dynamics while enhancing fullness and sustain'. '.strtoupper('a')dditionally the unit features variable attack and release controls enabling precise manipulation of compression dynamics'. '.strtoupper('t')his preamp supports a broad frequency response from 20hz to 80khz ensuring high fidelity across a wide audio spectrum.