16
3.5
Digital Audio interfaces
MAGIC AE4
provides four digital AES/EBU Audio inputs and outputs available on two
15-pin Sub-D sockets.
As an option adapter cables with XLR connectors can be provided. The pin
assignment of the 15-pin Sub-D sockets is described below.
Table: Digital Audio Interfaces AES/EBU 1-2 and AES/EBU 3-4
Socket: Sub-D 15 pin
Pin
Signal
Description
1
AES 1 IN +
IEC
60958
2
AES 1 IN -
3
AES 2 IN +
4
AES 2 IN +
5
AES 1 OUT +
6
AES 1 OUT -
7
AES 2 OUT +
8
AES 2 OUT -
9
GND
10…15
GND
3.6
Clock interfaces
The BNC socket CLOCK1 can be configured as external clock input (48-kHz). If CLOCK1
is not configured, a synchronous 48-kHz sampling clock is provided by default.
Table: World Clock, BNC Socket ‘CLOCK 1’
Pin
Signal
Electrical characteristics
1
CLOCK IN/OUT
Amplitude:
0: < 0,8 V
0P
| 1: > 2 V
0P
2
GND
Impedance:
75 Ohm unbalanced
The BNC socket CLOCK2 always provides a synchronous 48-kHz sampling clock.
Table: World Clock, BNC Socket ‘CLOCK 2’
Pin
Signal
Electrical characteristics
1
CLOCK OUT
Amplitude:
max. 3,3 V
0P
2
GND
Impedance:
75 Ohm unbalanced
1
8
15
9
