Audio Engineering

Digital Audio Interfaces 573

2

2

3

SN75172

3

XLR socket

(Male)

1

1

100 n 110 R

1 2 680 R

34

HCO4

680 R 110 R

Phono

socket

3

3

2

1

XLR socket

(Female)

4

13

SN75173

110 R

Phono socket
(Isolated type)

4

16

12

3

1

28

SN75173

75 R

Figure 18.4 : Practical digital audio interfaces.