Alesis MultiMix 6 FX Reference Manual - Page 31

6 Specifications For the more technical-minded, here are some detailed specifications for the MultiMix's operating levels. Input Channels Mic In Sensitivity Range: Line In Sensitivity Range: Mic/Line Gain Range: -60dBu to -10dBu nominal, +5dBu maximum -40dBu to -+10dBu nominal, +25dBu maximum +10 to +60dB Equalization High Shelving: Mid Bandpass/Band Reject: Low Shelving: 12kHz, +/- 15dB 2.5 kHz, +/- 15dB 80Hz, +/- 15dB Aux Send Aux Send Gain Range: -∞ to +10dB Aux Returns Aux Return: Effects Level Gain Range: -∞ to +15dB -∞ to +15dB Channel Levels Channel Level Gain Range: -∞ to +10dB Master Levels Main Mix, Ctrl Room Gain Range: -∞ to +10dB 1/4" Inputs Stereo Aux Return Level: +4dBu nominal, +20dBu maximum RCA Inputs Tape In Level: -10dBV nominal, +5dBV maximum 1/4" Outputs Main Mix, Ctrl Room, Ext Aux Send Level: +4dBu nominal, +20dBu maximum Headphone Output: RCA Outputs Tape Out Level: 75 ohm output impedance >105mW into 75 ohms, >40mW into 600ohms -10dBV nominal, +5dBV maximum All measurements done over a 22Hz - 22kHz range with a 1kHz sine wave at +18dBu (-1dBFS) input. Impedances are measured at 1kHz. 29