Furman PQ3 Parametric EQ Preamp PQ-3 vintage 1983 equalizer amp gain booster etc

Bought new in 1983 one owner, works great, classic unit, excellent clean condition. Typically used by several famous guitar players to boost and eq amps for more gain, tighter lows, mid scoops or boosts, more highs, etc. Also good as a direct guitar to line level interface, or as a bass preamp into a power amp, or general recording eq, etc many ways to use versatile great sounding