User guide

48 Summit Audio, Inc.
Specifications
Specifications
Mz2 Microphone Preamplifier
Max. Gain: +60dB (plus 20dB when routed through the Db2
DriveBus Output)
THD+N: (@+30dB) 0.008% (A-weighted),
0.01% (unweighted)
Max. Output: +25dB
Freq. Response: Solid-state: 10Hz-300kHz +/- 2dB;
15Hz-200kHz +/- 0.5dB
Tube: 10Hz-150kHz +/- 2dB;
15Hz-70kHz +/- 0.5dB
Mic Impedance: 2K ohms
Hi-Z Impedance: 10M ohms
Type: Switchable between tube (12AX7A) or discrete
transistor
High Pass Filter: 60Hz at 6dB/octave
Metering: 10 segment LED
Phantom Power: +48 VDC
Pad: -20dB
Polarity: 0 or 180 degrees
Inputs: Balanced XLR mic input;
Front panel 1/4” Hi-Z input (unbalanced)
Outputs: Balanced XLR +4dBu; -10dBV 1/4” TRS (nominal)