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Onyx 4-Bus
Onyx 24-4

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PRODUCT SPOTLIGHT

Round out your Onyx 24-4 with this Mackie product:


HD1521

15" Two-Way Active Loudspeaker


 

Onyx 4-Bus Specifications

Frequency Response
  Mic Input to Main Output (Gain @ Unity)
  +0, –1 dB, <10 Hz to 80 kHz
  +0, –3 dB, <10 Hz to 120 kHz
Distortion (THD & IMD)
  Mic Input to Main Output (@ +4 dBu)
THD: < 0.007% 20 Hz to 20 kHz
0.003% @ 1kHz typical
SMPTE IMD: < 0.005% (7 kHz/60 Hz, 4:1)
Dynamic Range
  >115 dB, Mic In to Main Out
Noise Floor
Signal-to-Noise Ratio: –87 dBu (ref. +4 dBu, Mic In to Main Out, 32 channels and Main Mix levels at unity)
  –89 dBu, (ref. +4 dBu, Mic In to Main Out, 24 channels and Main Mix levels at unity)
Equivalent Input Noise (E.I.N.),
20 Hz to 20 kHz Bandwidth,
150Ω source impedance
–129.5 dBu @ +60 dB gain
  Mic Output Noise:
Direct Output: –100 dBu (minimum gain)
  Residual Output Noise:
Main Out: –100 dBu (Channel and Main Mix levels off)
Main Out: 32•4: –83 dBu (32 channels and Main Mix levels at unity)
24•4: –85 dBu (24 channels and Main Mix levels at unity)
Common Mode Rejection Ratio (CMRR)
Mic In: >70 dB @ 1 kHz, Gain @ maximum
Crosstalk
Adjacent Inputs: < –95 dB @ 1 kHz
Input to Output: < –85 dB @ 1 kHz
Phantom Power
  +48 VDC
Equalization
  Mono Channel EQ:
High: ±15 dB @ 12 kHz
High Mid: ±15 dB, sweepable from 400 Hz to 8 kHz
Low Mid: ±15 dB, sweepable from 100 Hz to 2 kHz
Low: ±15 dB @ 80 Hz
  Stereo Channel (Aux Input) EQ:
High: ±15 dB @ 12 kHz
High Mid: ±15 dB @ 2.5 kHz
Low Mid: ±15 dB @ 400 Hz
Low: ±15 dB @ 80 Hz
Mixer Rated Output
Main Outs: +4 dBu
Aux Send: +4 dBu
Group Send: +4 dBu
Monitor Out: +4 dBu
Matrix Out: +4 dBu
Maximum Rated Output: +21 dBu @ Main XLR and TRS outputs
Maximum Input Levels
Mic Input: +21 dBu, Gain @ unity, pad out
Mic Input: +30 dBu, Gain @ unity, pad in
Line Input: +21 dBu, Gain @ –20 dB
Tape Input: +30 dBu
Stereo Return: +21 dBu
Maximum Voltage Gain
  Mic Input to:
Main Out: 90 dB
Group Out: 80 dB
Aux Sends: 86 dB
Monitor Out: 103 dB
Matrix Out: 105 dB
Phones Out: 103 dB
  Line Input to:
Main Out: 70 dB
Group Out: 60 dB
Aux Sends: 66 dB
Monitor Out: 83 dB
Matrix Out: 85 dB
Phones Out: 83 dB
  Stereo Return to:
Main Out: 53 dB
Group Out: 43 dB
Aux Sends: 49 dB
Monitor Out: 66 dB
Matrix Out: 68 dB
Phones Out: 66 dB
Input Impedance
Mic Input: 3 kΩ, balanced
Mono Channel Line Input: 34 kΩ balanced
Stereo Returns: 20 kΩ balanced
Talkback Mic: 1 kΩ balanced
Output Impedance
Main Out: 100 Ω balanced, XLR outputs; 300 Ω TRS outputs
Direct Out: 300 Ω
Group Out: 300 Ω
Monitor Out: 300 Ω
Matrix Out: 300 Ω
Aux Sends: 300 Ω
Phones Out: 25 Ω
Channel Level LED (Sensitivity)
  0 LED = 0dBu (normal operating level)
VU Meters
Main Left and Right, Compressor Input, 12 segments: Clip (+20), +15, +10, +6, +3, 0, -2, -4, -7, -10, -20, -30
0 LED = 0dBu
Compressor Gain Reduction, 12 segments: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 15 dB
AC Power Requirements:
  Power Consumption:
Onyx 32•4: 100 watts
Onyx 24•4: 120 watts
  Universal AC Power Supply:
  100 VAC - 240 VAC, 50-60 Hz
Physical Dimensions and Weight:
  Onyx 24•4:
Height: 7.3 in / 185 mm
Width: 31.2 in / 792 mm
Depth: 21.9 in / 555 mm
Weight: 39.5 lb / 17.9 kg
  Onyx 32•4:
Height: 7.3 in / 185 mm
Width: 39.8 in / 1011 mm
Depth: 21.9 in / 555 mm
Weight: 48.0 lb / 21.8 kg

 

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