GRETSCH 6144 PRE-AMP REVERB
- preamp only, no speaker, top control panel, three-way tone switch, reverb intensity knob, footswitch, available in one variation (black covering, brown grille), 15.625 in. wide, 8.75 in. tall, 7.375 in. deep, 8 lbs., mfg. circa 1967-68.