Golden Age Audio Project Pre-573 MKIII

Golden Age Audio Project Pre-573 MKIII, 500 Preamp Module, Based on the Golden Age Project Pre-73 MK3, Gain range: -15 to +80 dB, Microphone input impedance switchable between 1200 and 300 Ohm, 48V phantom power switchable, Phase inversion switch, 2-Stage Hi-pass filter, Switchable AIR mode, DI input switchable passive/active, Construction: 500 rack module ...