Appendix C: Technical Info - Mackie d.4 Pro Owner's Manual

Appendix C: Technical Info

Specifications
Frequency Response (20 Hz to 20 kHz) :
Mic input to any output:
Line/CD input to any output:
Phono input to any output:
FireWire output channel 1 or 2 to the FireWire
input of the opposite channel:
Distortion (THD+N):
Main output, 20 Hz to 20 kHz
Mic Input, –20 dBu in, +30 dB gain, +10 dBu out:
Line/CD input at unity gain:
Phono input, –30 dBu in, 0 dBu out: Better than 0.025%
FireWire direct out, looped back to same
channel's FireWire input, unity gain: Better than 0.030%
Phones output, 20 Hz to 20 kHz, 0 dBu input signal
Line input @ 0 dB Gain:
Common Mode Rejection Ratio (CMRR):
Mic input, maximum gain, 1 kHz:
Crosstalk (1 kHz, 20 Hz to 20 kHz):
Signal placed on any channel with channel fader at minimum,
any other channel measured at main outs, channels at unity
gain:
Signal placed on any channel, out and in over FireWire, channel
fader at minimum, any other channel measured at main outs,
channels at unity gain:
Noise Characteristics:
Equivalent Input Noise (E.I.N.), 20 Hz to 20 kHz, max gain:
Mic input, 150 Ω source:
Phono input, 500 Ω/500 mH source: Better than 0.3 μV
Signal to Noise Ratio:
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu,
all channel gain knobs at minimum: Better than –90 dB
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu,
all channel gain knobs at unity:
Main out at unity, 20 Hz to 20 kHz, ref +4 dBu, FireWire
inputs selected at all channels and at unity:
Maximum Input Levels (rated at 1% THD):
Mic input, preamp gain at minimum: +22.0 dBu
Line/CD inputs, preamp gain 0 dB:
Aux input:
Phono input:
Input/Output Characteristics:
Input gain control range:
Mic input:
PGM input:
Aux return:
Output gain control range:
Main output:
Aux output:
Booth output:
Input Impedance:
Mic input:
Line/CD input:
FX return:
Phono input:
Maximum Output Levels:
+0/–0.5 dB XLR main, RCA main, booth, aux:
+0/–0.5 dB Phones:
±0.5 dB RIAA EQ curve
Output Impedance:
+0/–1 dB
Main XLR/RCA output:
Booth output:
Aux send:
Phones:
Better than 0.007%
Equalization
Better than 0.025%
Mic channel
PGM channel
Better than 0.040%
Better than 60 dB
FireWire:
Sample rates available:
Buffer Size:
Better than –75 dBu
Resolution:
Better than –80 dBu
VU Meters
12-segment pre-fader PGM meters
12-segment pre-fader main mix meters
Better than –129.5 dBu OL (+20), +15, +10, +6, +3, 0, –2, –4, –7, –10, –20, –30
Mic input signal present LED (sensitivity):
Mic input overload LED:
AC Power Requirements:
Power Consumption:
Better than –87 dB
Universal AC Power Supply: 100 VAC – 240 VAC, 50-60 Hz
Physical Dimensions and Weight:
Better than –82 dB
Height: 14.77 in/375 mm (including knobs and connectors)
Width:
Depth:
Weight: 13.5 lb/6.1 kg
+22.5 dBu
+22.5 dBu
Options:
185 mV @ 1kHz
Rack mounting kit
0 to +60 dB,
Off to +12 dB LOUD Technologies Inc. is always striving to improve our prod-
Off to +12 dB
ucts by incorporating new and improved materials, components,
and manufacturing methods. Therefore, we reserve the right to
Off to +12 dB change these specifications at any time without notice.
Off to +12 dB
"Mackie," and the "Running Man" are registered trademarks of
Off to 0 dB
LOUD Technologies Inc. All other brand names mentioned are
trademarks or registered trademarks of their respective hold-
ers, and are hereby acknowledged.
2.4 kΩ balanced
©2007-2012 LOUD Technologies Inc. All Rights Reserved.
20 kΩ balanced
20 kΩ balanced
47.5 kΩ shunted with
200 pF
Low:
Mid:
High:
Low:
Mid:
High:
40 watts
12.36 in/314 mm
4.62 in/117 mm (including knobs and connectors)
+22.5 dBu
2.94 Vrms into 32Ω
(270 mW)
150 Ω
150 Ω
150 Ω
25 Ω
±15 dB @ 80 Hz
±15 dB @ 2.5 kHz
±15 dB @ 12 kHz
+10/–inf dB @ 300 Hz
+10/–inf dB @ 1 kHz
+10/–inf dB @ 4 kHz
44.1 kHz, 48 kHz,
88.2 kHz, and 96 kHz
Adjustable from 2 ms to
20 mS in steps of 1 ms
24-bit
–20 dBu
+18 dBu
Owner's Manual
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