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4 wiring of the db-25 audio connector – Doremi Nugget User Manual

Page 55

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14.1.4

Wiring of the DB-25 Audio Connector

The Nugget-Pro has a DB-25 audio connector with the following pinout:

Pin# Signal Description

Pin# Signal Description

1

No Connection

14

No Connection

2

No Connection

15

Ch 5 analog

3

Ch 6 analog

16

Ch 5 & 6 analog GND

4

Ch 3 analog

17

Ch 4 analog

5

Ch 3 & 4 analog GND

18

Ch 1 analog

6

Ch 2 analog

19

Ch 1 & 2 analog GND

7

IEC-958 plus

20

IEC-958 minus

8

IEC-958 GND

21

Ch 5 & 6 plus

9

Ch 5 & 6 minus

22

Ch 5 & 6 GND

10

Ch 3 & 4 plus

23

Ch 3 & 4 minus

11

Ch 3 & 4 GND

24

Ch 1 & 2 plus

12

Ch 1 & 2 minus

25

Ch 1 & 2 GND

13

No Connection

Analog audio is unbalanced (300mV).

Digital audio is balanced (XLR compatible)

The audio breakout cable is manufactured by Hosa part number DTM-803, it will provide
3 pairs of AES/EBU on XLRs 1,2,3 and 3 pairs of unbalanced analog channels for
monitoring purposes on XLRs 5,6,7 (two unbalanced analog audio channels per XLR.
Pin1=GND, pin2=left, pin3=right).

NUG.OM.000105.DRM

Page 55

Version 3.1

Doremi Labs, Inc.