Yamaha MW12 Service Manual page 4

MW12
■ Analog Input Specifications
Input Connectors Gain
MIC INPUT
(CHs 1 to 4)
LINE INPUT
(CHs 1 to 4)
ST CH MIC INPUT
(CH5(L)/CH6(R),
CH7(L)/CH8(R))
ST CH LINE INPUT
(CH5(L)/CH6(R),
CH7(L)/CH8(R))
ST CH INPUT
(CH9(L)/CH10(R),
CH11(L)/CH12(R))
CH INSERT IN
(CHs 1 to 4)
RETURN (L, R)
2TR IN (L, R)
Where 0 dBu=0.775 Vrms and 0 dBV=1 Vrms
* Input sensitivity: the lowest level that will produce an output of +4 dBu (1.23V) or the nominal output level when the unit is set to maximum gain.
(All faders and level controls are maximum position.)
■ Analog Output Specifications
Output Connectors Output Impedance
ST OUT (L, R)
GROUP OUT (1-2)
AUX SEND (1, 2)
CH INSERT OUT
(CHs 1 to 4)
REC OUT (L, R)
C-R OUT (L, R)
PHONES
Where 0 dBu=0.775 Vrms and 0 dBV=1 Vrms
■ Digital Input/Output Specifications
Connector
USB USB Audio 1.1
4
Input Appropriate
Impedance Impedance
–60
3 k ohms 50 – 600 ohms mic
–16
–34
10 k ohms 600 ohms line
+10
–60
3 k ohms 50 – 600 ohms mic
–16
–34
10 k ohms 600 ohms line
+10
10 k ohms 600 ohms line
10 k ohms 600 ohms line
10 k ohms 600 ohms line
10 k ohms 600 ohms line
Appropriate
Impedance
75 ohms 600 ohms line
150 ohms 10 k ohms line
150 ohms 10 k ohms line
600 ohms 10 k ohms line
150 ohms 10 k ohms line
100 ohms 40 ohms phone
Format Data Length
16 bit
Sensitivity* Nominal
Level
–80 dBu –60 dBu
(0.078 mV) (0.775 mV)
–36 dBu –16 dBu
(12.3 mV) (123 mV)
–54 dBu –34 dBu
(1.55 mV) (15.5 mV)
–10 dBu +10 dBu
(245 mV) (2.45 V)
–80 dBu –60 dBu
(0.078 mV) (0.775 mV)
–36 dBu –16 dBu
(12.3 mV) (123 mV)
–54 dBu –34 dBu
(1.55 mV) (15.5 mV)
–10 dBu +10 dBu
(245 mV) (2.45 V)
–30 dBu –10 dBu
(24.5 mV) (245 mV)
–20 dBu 0 dBu
(77.5 mV) (0.775 V)
–12 dBu +4 dBu
(195 mV) (1.23 V)
–26 dBV –10 dBV
(50.1 mV) (316 mV)
Nominal Level Max. Before
Clipping
+4 dBu (1.23 V) +24 dBu (12.3 V)
+4 dBu (1.23 V) +20 dBu (7.75 V)
0 dBu (0.775 V) +20 dBu (7.75 V)
–10 dBV (316 mV) +10 dBV (3.16 V)
+4 dBu (1.23 V) +20 dBu (7.75 V)
3 mW 75 mW
Connector Specification
USB B type
Max. Before Connector
Clipping Specifications
–40 dBu
(7.75 mV) XLR-3-31 type
+4 dBu (balanced)
(1.23 V)
–14 dBu Phone jack (TRS)
(155 mV) (balanced [T: hot; R:
+30 dBu cold;
(24.5 V) S: ground])
–40 dBu
(7.75 mV) XLR-3-31 type
–10 dBu (balanced)
(245 mV)
–14 dBu
(155 mV) Phone jack
+30 dBu (unbalanced)
(24.5 V)
+10 dBu Phone jack
(2.45 V) (unbalanced);
RCA pin jack
Phone jack (TRS)
+20 dBu (unbalanced
(7.75 V) [T: out; R: in;
S: ground])
+24 dBu Phone jack
(12.3 V) (unbalanced)
+10 dBV RCA pin jack
(3.16 V)
Connector Specifications
XLR-3-32 type (balanced)
Phone jack (TRS) (balanced
[T: hot; R: cold; S: ground])
Phone jack (TRS)
(impedance balanced
[T: hot; R: cold; S: ground])
Phone jack (TRS)
(unbalanced [T: out; R: in;
S: ground])
RCA pin jack
Phone jack (TRS)
(impedance balanced
[T: hot; R: cold; S: ground])
Stereo phone jack