Mackie d.2 Owner's Manual - Page 21

Appendix C: Technical Info

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Owner's Manual Appendix C: Technical Info Specifications Frequency Response : Mic Input to any Output: (Trim at 0 dB):+0, -1 dB 20 Hz to 20 kHz Line/CD Input to any Output: ±0.5 dB 20 Hz to 20 kHz Phono input to any Output: ±1 dB of RIAA EQ curve Distortion (THD and IMD): THD @ Main Output, 20 Hz to 20 kHz Mic Input @ 30 dB Gain: Less than 0.0075% Line/CD Input @ 0 dB Gain: Less than 0.0075% Phono Input: Less than 0.01% THD @ Phones Output, 20 Hz to 20 kHz Line Input @ 0 dB Gain: Less than 0.03% SMPTE IMD @ +4 dBu Output: Mic Input @ 30 dB Gain: Less than 0.008% Line/CD Input @ 0 dB Gain: Less than 0.008% Common Mode Rejection Ratio (CMRR): Mic Input (Gain = maximum) Greater than 60 dB @ 1 kHz Crosstalk: Adjacent Inputs or Input to Main Output: Less than -85 dB @ 1 kHz Noise Characteristics: Equivalent Input Noise (E.I.N.) (20 Hz to 20 kHz): Mic Input (150 Ω source impedance): Less than -123 dBu Phono Input (500 Ω/500 mH source impedance): Less than 0.3 µV CD/Line Input (150 Ω source impedance): Less than -110 dBu Dynamic Range (Main Out): Greater than 100 dB Maximum Input Levels (rated at 1% THD): Mic Input (Gain @ minimum): +9 dBu CD and Line Inputs (PGM Gain = 0 dB): +22 dBu FX Input: +22 dBu Phono Input: 78 mV @ 1kHz Input Impedance: Mic Input: CD/ Line Input: FX Return: Phono Input: 2.4 kΩ balanced 20 kΩ balanced 20 kΩ balanced 47.5 kΩ shunted with 200 pF Maximum Output Levels: XLR Main Output: +22 dBu RCA Main Output: +22 dBu Booth Output: +22 dBu FX Send: +22 dBu Phones: 15 volts rms into 8Ω (28 watts) Output Impedance: Main XLR/RCA Output: Booth Output: FX Send: Phones: 150 Ω 150 Ω 150 Ω 25 Ω Equalization Mic Channel Low: Mid: High: PGM Channel Low: Mid: High: ±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 VU Meters 12-segment pre-fader PGM meters 12-segment pre-fader Main Mix meters OL (+20), +10, +7, +4, +2, 0, -2, -4, -7, -10, -20, -30 0 LED = +4 dBu Mic Input Signal Present LED (Sensitivity): -20 dBu Input/Output Characteristics: Input Gain Control Range: Mic Input: PGM Input: FX Return: +13 dB to +63 dB OFF to +13 dB OFF to +13 dB continued Owner's Manual 21

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21
Owner’s Manual
Owner’s Manual
Specifications
Frequency Response :
Mic Input to any Output: (Trim at 0 dB):+0, –1 dB
20 Hz to 20 kHz
Line/CD Input to any Output:
±0.5 dB
20 Hz to 20 kHz
Phono input to any Output:
±1 dB of RIAA EQ curve
Distortion (THD and IMD):
THD @ Main Output, 20 Hz to 20 kHz
Mic Input @ 30 dB Gain:
Less than 0.0075%
Line/CD Input @ 0 dB Gain:
Less than 0.0075%
Phono Input:
Less than 0.01%
THD @ Phones Output, 20 Hz to 20 kHz
Line Input @ 0 dB Gain:
Less than 0.03%
SMPTE IMD @ +4 dBu Output:
Mic Input @ 30 dB Gain:
Less than 0.008%
Line/CD Input @ 0 dB Gain:
Less than 0.008%
Common Mode Rejection Ratio (CMRR):
Mic Input (Gain = maximum)
Greater than 60 dB
@ 1 kHz
Crosstalk:
Adjacent Inputs or Input to Main Output:
Less than –85 dB
@ 1 kHz
Noise Characteristics:
Equivalent Input Noise (E.I.N.) (20 Hz to 20 kHz):
Mic Input (150
Ω
source impedance): Less than –123 dBu
Phono Input (500
Ω
/500 mH source impedance):
Less than 0.3 μV
CD/Line Input (150
Ω
source impedance):
Less than –110 dBu
Dynamic Range (Main Out):
Greater than 100 dB
Maximum Input Levels (rated at 1% THD):
Mic Input (Gain @ minimum):
+9 dBu
CD and Line Inputs (PGM Gain = 0 dB):
+22 dBu
FX Input:
+22 dBu
Phono Input:
78 mV @ 1kHz
Input/Output Characteristics:
Input Gain Control Range:
Mic Input:
+13 dB to +63 dB
PGM Input:
OFF to +13 dB
FX Return:
OFF to +13 dB
Appendix C: Technical Info
Input Impedance:
Mic Input:
2.4 k
Ω
balanced
CD/ Line Input:
20 k
Ω
balanced
FX Return:
20 k
Ω
balanced
Phono Input:
47.5 k
Ω
shunted with 200 pF
Maximum Output Levels:
XLR Main Output:
+22 dBu
RCA Main Output:
+22 dBu
Booth Output:
+22 dBu
FX Send:
+22 dBu
Phones:
15 volts rms into 8
Ω
(28 watts)
Output Impedance:
Main XLR/RCA Output:
150
Ω
Booth Output:
150
Ω
FX Send:
150
Ω
Phones:
25
Ω
Equalization
Mic Channel
Low:
±15 dB @ 80 Hz
Mid:
±15 dB @ 2.5 kHz
High:
±15 dB @ 12 kHz
PGM Channel
Low:
+10/–inf dB @ 300 Hz
Mid:
+10/–inf dB @ 1 kHz
High:
+10/–inf dB @ 4 kHz
VU Meters
12-segment pre-fader PGM meters
12-segment pre-fader Main Mix meters
OL (+20), +10, +7, +4, +2, 0, –2, –4, –7, –10, –20, –30
0 LED = +4 dBu
Mic Input Signal Present LED (Sensitivity):
–20 dBu
continued