Mackie 2480 Specifications

Appendix C: Technical Info
Onyx 80 Series Specifi cations
Mic Input to Main Output (Gain @ Unity)
+0, –1 dB, <10 Hz to 80 kHz
+0, –3 dB, <10 Hz to 130 kHz
Mic Input to Main Output (@ +4 dBu)
THD: < 0.007% max, 0.005% typical, 20 Hz to 20 kHz
SMPTE IMD: < 0.005% (7 kHz/60 Hz, 4:1)
>105 dB, 24 channels assigned
>115 dB, one-channel assigned
Signal-to-Noise Ratio:
–87 dBu (ref. +4 dBu, Mic In to Main Out,
48 channels and Main Mix levels at unity)
–90 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: –98 dBu (minimum gain)
Residual Output Noise:
Main Out: –100 dBu (Channel and Main Mix levels off)
Main Out: –83 dBu (48 channels and Main Mix levels
at unity)
–86 dBu (24 channels and Main Mix levels
at unity)
Mic In: >70 dB @ 1 kHz, Gain @ maximum
Adjacent Inputs: < –95 dB @ 1 kHz
Input to Output: < –85 dB @ 1 kHz
Mic In: 0 dB to +60 dB
Line In: –20 dB to + 40 dB, mono channels
+48 VDC
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
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
Mic Input: +21 dBu, Gain @ unity
Line Input: +30 dBu, Gain @ –20 dB
Aux Input: +21 dBu
Mic Input to:
Main Out: 90 dB
Group Send: 80 dB
Aux Sends: 86 dB
Monitor Out: 102 dB
Matrix Out: 105 dB
Phones Out: 102 dB
Line Input to:
Main Out: 70 dB
Group Send: 60 dB
Aux Sends: 66 dB
Monitor Out: 82 dB
Matrix Out: 85 dB
Phones Out: 82 dB
Stereo Aux Input to:
Main Out: 50 dB
Group Send: 40 dB
Aux Sends: 39 dB
Monitor Out: 62 dB
Matrix Out: 65 dB
Phones Out: 62 dB
Mic Input: 2.4 kΩ, balanced
Mono Channel Line Input: 30 kΩ balanced;
15 kΩ unbalanced
Stereo Aux Inputs: 20 kΩ balanced;
20 kΩ unbalanced
150 Ω balanced, XLR outputs;
Main Out:
150 Ω TRS outputs
300 Ω
Direct Out:
100 Ω
Group Sends:
100 Ω
Monitor Out:
100 Ω
Matrix Out:
100 Ω
Aux Sends:
25 Ω
Phones Out: