Main Mix Noise: -Main Mix Fader @ Unity, Channel Faders Down: -88.5 dBu (92 dB signal-to-noise ratio, ref +4 dBu) -Main Mix Fader @ Unity, Channel Faders @ Unity: -82.5 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: <0.0007% -Microphone In to Main . . .

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Main Mix Noise:
-Main Mix Fader @ Unity, Channel Faders Down: -88.5 dBu (92 dB signal-to-noise ratio, ref +4 dBu)
-Main Mix Fader @ Unity, Channel Faders @ Unity: -82.5 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: <0.0007%
-Microphone In to Main Out: <0.005%  (1 kHz @ 35 dB gain, 20 Hz to 20 kHz bandwidth)
-Crosstalk / Attenuation Channel Mute Switch Engaged: -84 dBu
-Channel Gain Knob Down: -84 dBu  (1 kHz relative to 0 dBu, 20 Hz to 20 kHz bandwidth, line in, 1/4″ main out, gain @ unity)
-Frequency Response Microphone Input to Main Output (Gain @ 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 @ 1 kHz
-Maximum Level Microphone In: +22 dBu
-All Other Inputs: +22 dBu
-Main Mix TRS Out: +28 dBu
-All Other Outputs: +22 dBu
-Impedance Microphone In: 2.5 kΩ
-Channel Insert Return: 2.5 kΩ
-All Other Inputs: 10 kΩ or greater
-Tape Out: 1.1 kΩ
-All Other Outputs: 120 Ω
-Equalizer High Shelving: ±15 dB @ 12 kHz
-Mid Peaking: ±15 dB sweep 100 Hz to 8 kHz
-Low Shelving: ±15 dB @ 80 Hz
-Low Cut Filter: 18 dB/octave, -3 dB @ 75 Hz
-Power Consumption 50 W, 100 to 120 VAC, 50 to 60 Hz
-Operating Temperature 32 to 104°F (0 to 40°C)
-Fuse Rating 100 to 120V: 1 A slo blo, 5 x 20 mm
-220 to 240V: 0.5 A slo blo, 5 x 20 mm

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