Specifications
247
02R User’s Guide
Output Specifications
Digital Input and Output Specifications
*1 INSERT OUTPUT phone jacks are balanced. (Tip=OUT, Ring=IN, Sleeve=GND)
✳
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.
Output connection
Actual
source
impedance
For use
with
nominal
Output level
Mixer connector
Nominal
Max be-
fore clip
STEREO OUT (L, R)
150
Ω
600
Ω
lines
+ 4 dB
(1.23V)
+24 dB
(12.3V)
XLR-3-32 type
600
Ω
10k
Ω
lines
–10 dBV
(316mV)
+10 dBV
(3.16V)
RCA/phono
(Unbalanced)
STUDIO MONITOR OUT (L, R) 150
Ω
10k
Ω
lines
+ 4 dB
(1.23V)
+24 dB
(12.3V)
Phone Jack
(Balanced)
CONTROL ROOM MONITOR
OUT (L, R)
150
Ω
10k
Ω
lines
+ 4 dB
(1.23V)
+24 dB
(12.3V)
Phone Jack
(Balanced)
AUX (1, 2, 3, 4, 5, 6)
600
Ω
10k
Ω
lines
+ 4 dB
(1.23V)
+20 dB
(7.75V)
Phone Jack
(Unbalanced)
INSERT OUT
MIC/LINE 1 through 8
600
Ω
10k
Ω
lines
+ 0 dB
(0.775V)
+20 dB
(7.75V)
Phone Jack
(Unbalanced)
*1
PHONES
100
Ω
8
Ω
phones
1 mW
25 mW
Stereo Phone Jack
(Unbalanced)
40
Ω
phones 3 mW
110 mW
Input/Output
Format
Level
Mixer connector
DIGITAL IN (COAXIAL)
(2TRK IN 2, 3)
IEC958 Consumer
(S/PDIF)
0.5Vpp/75
Ω
RCA/phono jack
DIGITAL OUT (COAXIAL)
(STEREO OUT)
IEC958 Consumer
(S/PDIF)
0.5Vpp/75
Ω
RCA/phono jack
DIGITAL IN (AES/EBU)
(2TRK IN 1)
IEC958 Professional
(AES/EBU)
RS422
XLR-3-32 type
DIGITAL OUT (AES/EBU)
(STEREO OUT)
IEC958 Professional
(AES/EBU)
RS422
XLR-3-31 type
WORD CLOCK IN
–
TTL / 75
Ω
BNC
WORD CLOCK OUT
–
TTL / 75
Ω
BNC
MIDI IN
MIDI
–
DIN Connector 5P
MIDI OUT
MIDI
–
DIN Connector 5P
MIDI THRU
MIDI
–
DIN Connector 5P
TO HOST
–
–
MiniDIN Connector 8P
METER
–
RS422
Dsub Connector 15p
MTC IN
MIDI
–
DIN Connector 5P
TC IN
SMPTE
Nominal –10 dBV/10k
Ω
RCA/phono jack