FOR-A MFR-3000 User Manual

22
◆ Digital-to-Analog Conversion
16 channels (8 stereo pairs) can be converted and output as analog audio. Audio level and
gain can be set for each stereo pair.
Audio level and gain should be set in the [Web-based Control: Audio Settings page].
Digital Input Ref
Level
Set digital input ref. level for D/A conversion.
(Settings: -20dBFS, -18dBFS)
Analog Output
Impedance
Set analog output impedance. (Settings: 600-ohm, 100-ohm)
Analog Output Ref
Level
Adjust analog signal output level for each stereo pair.
Audio output level is determined by the digital input level settings
as shown in the table below. Maximum output level is +24dBm.
Analog Output Adjust
Gain
Set the analog output gain in D/A conversion.
(Settings: -20dB to 20dB
0.1dB steps for -3dB to +3dB and 1dB steps for other range.)
Analog Output Level (determined by the input level and analog output ref level setting)
Digital audio input level
Analog output ref level setting
-10dB
0dB
4dB
8dB
-24dBFS
-14dB
-4dB
0dB
+4dB
-20dBFS
-10dB
0dB
+4dB
+8dB
-18dBFS
-8dB
+2dB
+6dB
+10dB
0dBFS
+10dB
+20dB
+24dB
CLIP
◆ Analog Audio Connection
For balanced audio signals, connect the hot, cold and shield conductor to "+" ," - " and "COM"
pins respectively.
For unbalanced audio signals, connect the conductor that carries audio to a "+" pin and
ground to "COM."
Analog Audio Connector (25-pin D-sub, female, inch screws) x 2
Pin Assignments
Channels 1 to 8
Pin No.
Setting
Pin No.
Setting
13
CH1+
25
CH1 COM
12
CH1-
24
CH2+
11
CH2 COM
23
CH2-
10
CH3+
22
CH3 COM
9
CH3-
21
CH4+
8
CH4 COM
20
CH4-
7
CH5+
19
CH5 COM
6
CH5-
18
CH6+
5
CH6 COM
17
CH6-
4
CH7+
16
CH7 COM
3
CH7-
15
CH8+
2
CH8 COM
14
CH8-
1
SG
-
-
1
14
23
2425
2345
1113 12
15161718
19
202122
6
10 789

FOR-A MFR-3000 Specifications

General

Brand	FOR-A
Model	MFR-3000
Category	Switch
Language	English