All outputs, master levels and channel levels off –100 dBu

All outputs, master levels unity, all channel levels off –90 dBu

All outputs, master levels unity, 1 channel level unity –85 dBu

Mic input to main output <0.25% @ +4 dBu output

Inputs to outputs @1 kHz –85 dB

Main mix off @1 kHz –75 dB

All Other Inputs: 10 kohms or greater

Tape Out : 1 kohms

Phones: 22 ohms

All Other Outputs: 120 ohms unbalanced, 240 ohms balanced

Aux Return In: +16 dBu

All Other Inputs: +21 dBu

All Outputs: +21 dBu

Mid Peaking: ±15 dB @ 2.5 kHz

Low Shelving: ±15 dB @ 80 Hz

Low Cut Filter: 18 dB/octave, –3 dB @ 75 Hz

Input: 120 VAC, 60 Hz [US], 230 VAC, 50/60 Hz [EU]

Output: 18 VAC, 600 mA