Noise | Main Mix Noise: Main Mix Fader at Unity, Channel Faders Down: -87 dBu (-91 dB signal to noise ratio, ref +4 dBu) Main Mix Fader at Unity, Channel Faders at Unity: -81.5 dBu (20 Hz to 20 kHz bandwidth, 1/4" main out, channel gains at unity, channel EQs flat, all channels assigned to main mix, odd channels panned left, even channels panned right) |
Total Harmonic Distortion (THD) | Microphone In to Insert Send: <0.001% Microphone In to Main Out: <0.005% (1 kHz at 15 dB gain, 20 Hz to 20 kHz bandwidth) |
Crosstalk / Attenuation | Channel Mute Switch Engaged: -90 dBu Channel Fader Down: -88 dBu (1 kHz relative to +10 dBu, 20 Hz to 20 kHz bandwidth, microphone in, 1/4" main out, gain at unity) |
Frequency Response | Microphone input to main output (gain at unity) +0, -1 dB, 20 Hz to 50 kHz +0, -3 dB, <10 Hz to >100 kHz |
Equivalent Input Noise | 150 Ω Termination: -128.5 dBu, 20 Hz to 20 kHz Microphone input to insert send out, maximum gain |
Common Mode Rejection Ratio | Better than -70 dB at 1 kHz |
Maximum Level | Microphone In: +21 dBu All Other Inputs: +21 dBu Main Mix XLR Out: +27 dBu All Other Outputs: +21 dBu |
Impedance | Microphone In: 2.7 kΩ Channel Insert Return: 2.5 kΩ All Other Inputs: 10 kΩ or greater Tape Out: <10 Ω All Other Outputs: 120 Ω |
Equalizer | 3-Band EQ (Mono Channels): High Shelving: ±15 dB at 12 kHz Mid Peaking: ±15 dB sweep 100 Hz to 8 kHz Low Shelving: ±15 dB at 80 Hz Low Cut Filter: 18 dB/octave, -3 dB at 100 Hz 4-Band EQ (Stereo Channels): High Shelving: ±15 dB at 12 kHz Hi Mid Peaking: ±15 dB at 2.5 kHz Low Mid Peaking: ±15 dB at 400 Hz Low Shelving: ±15 dB at 80 Hz |
USB | Format: USB 1.1 I / O: Stereo Input, 4-Channel Output A / D / A: 24 bit, 44.1 kHz / 48 kHz |
Power Consumption | 55 W, 100 to 120 VAC, 50 to 60 Hz |
Operating Temperature | 32 to 104°F (0 to 40°C) |
Dimensions | Height: Front: 1.8" (46.3 mm) Rear: 6" (153 mm) W x D: 29.4 x19.1" (748.0 x 486.0 mm) |
Weight | 31.0 lb (14.1 kg) |