Mackie ProFX8v2, Руководство пользователя

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Pr
oFX8v2 • Pr
oFX12v2 • Pr
oFX16v2 • Pr
oFX22v2 • Pr
oFX30v2
26
ProFX8v2 • ProFX12v2 • ProFX16v2 • ProFX22v2 • ProFX30v2
Specifications
Noise Characteristics
Equivalent Input Noise (EIN)
(150
Ω
Source Impedance, 20 Hz to 20 kHz)
Mic in to Insert Send out, max gain –125 dBu
1
–128 dBu 2
Residual Output Noise
All outputs, master levels off, all channel levels off –95 dBu
All outputs, master levels unity, one channel level unity
–80 dBu 1
–85 dBu
2
Frequency Response
Mic input to any output (gain at unity, +0 dB / –1 dB )
20 Hz to 30 kHz
1
20 Hz to 40 kHz 2
Distortion (THD+N)
(22 Hz to 80 kHz bandwidth)
Mic in to Main Out (+4 dBu output)
<0.03%
1
<0.01% 2
Attenuation and Crosstalk
Adjacent Inputs @ 1 kHz –90 dBu
Inputs to Outputs @ 1 kHz –80 dBu
Fader Off @ 1 kHz –75 dBu
Mute Switch / Break Switch Mute @ 1 kHz –90 dBu 1
–100 dBu
2
Common Mode Rejection Ratio (CMRR)
Mic in to Main out, max gain, 1 kHz 70 dB
Maximum Levels
All inputs +22 dBu
Main Out XLR +28 dBu
All other outputs +22 dBu
Impedances
Mic in 3.8 k
Ω
1
3.3 k
Ω
2
Channel Insert Return 10 k
Ω
All other inputs
≥
20 k
Ω
Tape out 1 k
Ω
Phones out 25
Ω
All other outputs 120
Ω
Unbalanced,
240
Ω
Balanced
1
ProFX8v2, ProFX12v2.
2
ProFX16v2, ProFX22v2, ProFX30v2.
Equalization
ProFX8v2 • ProFX12v2
Low ±15 dB @ 80 Hz
Mid ±15 dB @ 2.5 kHz
High ±15 dB @ 12 kHz
Low Cut Filter 18 dB/octave @ 100 Hz
ProFX16v2 • ProFX22v2 • ProFX30v2
Mono Channels
Low
±15 dB @ 80 Hz
Mid ±15 dB
100 Hz – 8 kHz
High ±15 dB @ 12 kHz
Low Cut Filter 18 dB/octave @ 100 Hz
Stereo Channels
Low ±15 dB @ 80 Hz
Mid ±15 dB @ 2.5 kHz
High ±15 dB @ 12 kHz
Maximum Voltage Gain (EQ Flat)
Mic Input Channel to
Insert Output 50 dB
Tape Output 60 dB
USB Output 50 dB
1
60 dB 2
1/4" Main Output 70 dB
XLR Main Output 76 dB
Monitor Send 76 dB
1
81 dB 2
FX Send 90 dB
Mono Line Input Channel to
Insert Output 30 dB
Tape Output 40 dB
USB Output 30 dB
1
40 dB 2
XLR Main Output 56 dB
Monitor Send 56 dB 1
61 dB
2
FX Send 70 dB
Stereo Line Input Channel to
Tape Output 30 dB
USB Output 30 dB
XLR Main Output 46 dB
Monitor Send 46 dB
1
51 dB 2
FX Send 60 dB
1
55 dB 2
Tape Input to
XLR Main Output 36 dB
USB Input to
XLR Main Output 36 dB
Stereo Return to
Mon Output 30 dB 2
XLR Main Output 26 dB
Appendix B: Technical Information