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Input specifications 21
GA32/12, GA24/12—Owner’s Manual
Input specifications
Output specifications
1. Sensitivity is the lowest level that will produce an output of +4 dB (1.23 V) or the nominal output level when the unit is set to maximum gain.
2. Balanced
3. Unbalanced
4. T: OUT, R: IN, S: GND
• 0 dB=0.775 Vrms, 0 dBV=1 Vrms
1. Balanced
2. Unbalanced
3. T: OUT, R: IN, S: GND
• 0 dB=0.775 Vrms, 0 dBV=1 Vrms
Input
connectors
Gain
trim
Input
impedance
Nominal
impedance
Input level
Connector type
Sensitivity
1
Nominal level
Max. before
clipping
CH INPUT
1–12, 17–24/32
MAX
3 kΩ 50-600Ω Mics
–86 dB (38.8 µV) –60 dB (775 µV) –40 dB (7.75 mV)
A: XLR-3-31 type
2
B: Phone jack
2
MIN –42 dB (6.16 mV) –16 dB (123 mV) +4 dB (1.23 V)
CH INPUT
13–16
MAX
10 kΩ
600Ω Line
–60 dB (775 µV) –34 dB (15.5 mV) –14 dB (155 mV)
Phone jack
(TRS)
3
MIN –16 dB (123 mV) +10 dB (2.45 V) +30 dB (24.5 V)
AUX RETURN –12 dB (195 mV) +4 dB (1.23 V) +20 dB (7.75 V)
TAPE IN –26 dBV (50.1mV) –10 dBV (316 mV) +8 dBV (2.51 V) Phono
CH INSERT I/O –26 dB (38.8 mV)
0 dB (775 mV) +20 dB (7.75 V)
Phone jack, TRS
4
ST INSERT I/O
–10 dB (245 mV)
MIX INSERT I/O
TALKBACK INPUT 50-600Ω Mics –66 dB (338 µV) –50 dB (2.45 mV) –24 dB (48.9 mV)
XLR-3-31 type
3
Output connector
Output
impedance
Nominal
impedance
Output level
Connector type
Nominal
Max. before clipping
ST1 OUT 150Ω
600Ω Lines +4 dB (1.23 V)
+24 dB (12.3 V)
XLR-3-32 type
1
ST2 OUT
75Ω
+20 dB (7.75 V)
Phone jack
2
MIX OUT +24 dB (12.3 V)
XLR-3-32 type
1
MATRIX OUT
+20 dB (7.75 V)
Phone jack
2
C-R MONITOR OUT
REC OUT
600Ω 10 kΩ Lines
–10 dBV (316 mV) +10 dBV (3.16 V) Phono
CH INSERT I/O
0 dB (775 mV) +20 dB (7.75 V)
Phone jack, TRS
3
ST INSERT I/O
MIX INSERT I/O
PHONES 100Ω 40Ω Phones 3 mW 100 mW ST phone jack