Alesis MultiMix 12R Reference Manual - Page 55

Levels, Impedance

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Specifications Levels MIC IN -60 dBu to -10 dBu nominal, maximum level +12 dBu LINE IN -40 dBu to +10 dBu nominal, maximum level +32 dBu (balanced) STEREO LINE IN -15 dBu to +15 dBu nominal, maximum input level +22 dBu MAXIMUM GAIN +76 dB, MIC IN to MAIN OUT, balanced +80 dB, MIC IN to MONITOR OUT, balanced or unbalanced CHANNEL PEAK LED ON: 6 dB below channel clipping METER: Peak type -24 dB to PK (+18 dB over reference at MAIN OUT, 6 dB before output clipping) MAIN OUT LEVEL (1/4" phone jacks) (when meter is at 0 VU) +4 dBu (1.24 volts) into a balanced load -2 dBu into an unbalanced load MAIN OUT LEVEL (phono jacks) -10 dBV (.316 volts) unbalanced MAXIMUM OUTPUT LEVEL +22 dBu unbalanced, +28 dBu balanced (6 dB above "PK" segment of main meter) MONITOR OUT LEVEL Same as above, but variable following MONITOR/PHONES control INSERT/DIRECT OUT (tip) Unity gain INSERT IN (ring) Maximum level +22 dBu HEADROOM: 23.5 dB above nominal output Impedance MIC IN LINE IN OUTPUTS (MAIN, AUX and MON): 50-150 Ω nominal source impedance (presents 4 k Ω balanced load impedance) 600 Ω-2 k Ω nominal (>20 k Ω load impedance) 150 Ω unbalanced, 300 Ω balanced 1.1 k Ω at -10dBV MAIN OUTS

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Specifications
Levels
MIC IN
-60 dBu to -10 dBu nominal,
maximum level +12 dBu
LINE IN
-40 dBu to +10 dBu nominal,
maximum level +32 dBu
(balanced)
STEREO LINE IN
-15 dBu to +15 dBu nominal,
maximum input level +22 dBu
MAXIMUM GAIN
+76 dB, MIC IN to MAIN OUT,
balanced
+80 dB, MIC IN to MONITOR
OUT, balanced or unbalanced
CHANNEL PEAK LED ON:
6 dB below
channel clipping
METER:
Peak type
-24 dB to PK (+18 dB over
reference at MAIN OUT, 6 dB
before output clipping)
MAIN OUT LEVEL (1/4" phone jacks) (when meter is at 0 VU)
+4 dBu (1.24 volts)
into a balanced load
-2 dBu into an unbalanced load
MAIN OUT LEVEL (phono jacks)
-10 dBV (.316 volts) unbalanced
MAXIMUM OUTPUT LEVEL
+22 dBu unbalanced, +28 dBu
balanced (6 dB above "PK"
segment of main meter)
MONITOR OUT LEVEL
Same as above, but variable
following MONITOR/PHONES
control
INSERT/DIRECT OUT (tip)
Unity gain
INSERT IN (ring)
Maximum level +22 dBu
HEADROOM:
23.5 dB above nominal output
Impedance
MIC IN
50-150
Ω
nominal source
impedance (presents 4 k
Ω
balanced load impedance)
LINE IN
600
Ω
-2 k
Ω
nominal
(>20 k
Ω
load impedance)
OUTPUTS (MAIN, AUX and
MON):
150
Ω
unbalanced,
300
Ω
balanced
1.1 k
Ω
at -10dBV MAIN OUTS