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SPECIFICATIONS
Mackie Designs is always striving to improve our mixers by incorporating new and improved
materials, components and manufacturing methods. Because we’re always trying to make things
better, we reserve the right to change these specifications at any time, without notice.
Main Mix Noise
20Hz–20kHz bandwidth, 1/4" Main out, channels 1–6 Trim
@ unity gain, channel EQs flat, all channels assigned to
Main Mix, channels 1 and 3 Pan left, 2 and 4 Pan right.
Main Mix fader down, channel faders down: –100.0dBu
Main Mix fader unity, channel faders down: –86.5dBu
(90dB Signal-to-Noise Ratio, ref +4dBu)
Main Mix fader @ unity, channel faders @ unity: –84.5dBu
Total Harmonic Distortion (THD)
1kHz @ +14dBu, 20Hz–20kHz
Mic pre @ insert : 0.0007%
Attenuation (Crosstalk)
1kHz relative to 0dBu, 20Hz–20kHz
bandwidth, Line in,
1
⁄
4
" Main Out, Trim @ unity
Main fader down: –85dBu
Channel Alt / Mute switch engaged: –84dBu
Channel fader down: –83dBu
Frequency Response
Mic input to any output
20Hz to 60kHz: +0dB/–1dB
20Hz to 100kHz: +0dB/–3dB
Equivalent Input Noise (EIN)
Mic in to Insert Send out, max gain
150 ohm termination: –129.5dBm unweighted
Common Mode Rejection (CMR)
Mic in to Insert Send out, max gain
1kHz: better than –90dB
Maximum Levels
Mic in: +22dBu
Tape in: +16dBu
All other inputs: +22dBu
Main Mix XLR out: +28dBu
All other outputs: +22dBu
Impedances
Mic in: 1.3 kilohms
Channel Insert return: 2.5 kilohms
All other inputs: 10 kilohms or greater
Tape out: 1.1 kilohms
All other outputs: 120 ohms
EQ
High Shelving: +/–15db @ 12kHz
Mid Peaking: +/–12dB @ 2.5kHz
Low Shelving: +/–15db @ 80Hz
Power Consumption
120VAC, 50/60Hz, 25 watts
Fuse Rating
120V: 500mA slo blo, 5 x 20mm
220–240V: 250mA slo blo, 5 x 20mm
12.9" (32.8cm)
8 rack spaces
14" (35.6cm)
2.9"
(7.4cm)
2.9"
(7.4cm)
13.1" (33.27cm)
WEIGHT
9.5 lbs.
(4.5 kg.)