Mackie Onyx 80 Appendix C: Technical Info, Onyx 80 Series Specifications, Crosstalk, Noise Floor, Equalization, Dynamic Range, Phantom Power, Input Impedance, Output Impedance

SERIES

Appendix C: Technical Info

ONYX 80

Onyx 80 Series Specifications

Frequency Response

Mic Input to Main Output (Gain @ Unity) +0, –1 dB, <10 Hz to 80 kHz +0, –3 dB, <10 Hz to 130 kHz

Distortion (THD & IMD)

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)

Dynamic Range

>105 dB, 24 channels assigned >115 dB, one-channel assigned

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
Line Input:	+30 dBu, Gain @ –20 dB
Aux Input:	+21 dBu

Noise Floor

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)

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

Input Gain Control Range

Mic In: 0 dB to +60 dB

Line In: –20 dB to + 40 dB, mono channels

Maximum Voltage Gain

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

Input Impedance

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

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

Output Impedance

Main Out:	150	Ω balanced, XLR outputs;
	150	Ω TRS outputs
Direct Out:	300	Ω
Group Sends:	100	Ω
Monitor Out:	100	Ω
Matrix Out:	100	Ω
Aux Sends:	100	Ω
Phones Out:	25 Ω

30 ONYX 80 SERIES