Yamaha O2R, Owner'S Manual, Page: 356 / 414

246 Specifications
02R User’s Guide
Input Specifications
*1 Sensitivity is the lowest level that will produce an output of +4 dB (1.23V) or the nominal output level when the unit
is set to maximum gain. (All faders and level controls are maximum position.)
*2 XLR type connectors are balanced. (1=GND, 2=HOT, 3=COLD)
*3 MIC/LINE INPUT and LINE INPUT phone jacks are balanced. (Tip=HOT, Ring=COLD, Sleeve=GND)
*4 INSERT INPUT phone jacks are unbalanced. (Tip=OUT, Ring=IN, Sleeve=GND)
*5 2 TRACK INPUT phone jacks are balanced.
*6 2 TRACK INPUT RCA/phone jacks are unbalanced.
✳
In these specifications, when dB represents are specific voltage, 0 dB is referenced to 0.775 volts RMS.
✳
In these specifications, when dBV represents are specific voltage, 0 dBV is referenced to 1 volts RMS.
Input
connection
PAD GAIN
Actual
load
impedance
For use
with
nominal
Input level
Mixer
connector
Sensitivity
*1
Nominal
Max.
before clip
CH INPUT
MIC/LINE 1
through16
0
–60
3k
Ω
(XLR)
4k
Ω
(Phone
jack)
50 to 600
Ω
mics and
600
Ω
lines
–70 dB
(245
µ
V)
–60 dB
(775
µ
V)
–40 dB
(7.75mV)
XLR-3-31
type
*2
or
Phone Jack
(TRS)
*3
–16
–26 dB
(38.8mV)
–16 dB
(123mV)
+ 4 dB
(1.23V)
20
– 6 dB
(388mV)
+ 4 dB
(1.23V)
+24 dB
(12.3V)
CH INPUT
LINE 17 through 24
–40
4k
Ω
600
Ω
lines
–50 dB
(2.45mV)
–40 dB
(7.75mV)
–20 dB
(77.5mV)
Phone Jack
(TRS)
*3
+4
– 6 dB
(388mV)
+ 4 dB
(1.23V)
+24 dB
(12.3V)
INSERT IN MIC/LINE 1
through 8
10k
Ω
600
Ω
lines
–10 dB
(245mV)
+ 0 dB
(775mV)
+20 dB
(7.75V)
Phone
Jack
*4
2 TRACK INPUT [ L,R ]
10k
Ω
600
Ω
lines
+ 4 dB
(1.23V)
+ 4 dB
(1.23V)
+24 dB
(12.3V)
Phone
Jack
*5
10k
Ω
600
Ω
lines
–10 dBV
(316mV) –10 dBV
(316mV) +10 dBV
(3.16V)
RCA/phono
*6