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Audio outputs, 8psk/16qam card (tt1260/hwo/hm), General – TANDBERG TT1260 User Manual

Page 70: Rear panel view, 1 general, 2 rear panel view

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Page 5-6

Instruction Manual: TT1260 Standard Definition Professional Receiver/Decoder

ST.TM.E10100.1

Audio Outputs

A pair of 9-way female D-type connectors provide

two stereo channels. Each connector carries a

single channel of a stereo pair in both analogue

and digital form. The output can be varied

according to service and unit configuration.
Audio control is through the Service Menu

(#3). The specification for this connector is given

in Annex B, Section B.5.2, Audio Outputs.

AUDIO 1 / 2

Table 5.4: Analogue Audio Connectors

Item

Specification

Connector type

9-way, D-type, Female

Connector designations

AUDIO 1
AUDIO 2

Pinouts

Pin 1

¾ Digital bit-stream

Pin 2

¾ Ground

Pin 3

¾ Left +

Pin 4

¾ Right +

Pin 5

¾ Ground

Pin 6

¾ Reserved

Pin 7

¾ Ground

Pin 8

¾ Left -

Pin 9

¾ Right -

Nominal output impedance

50

W

Maximum data rate

3.072 Mbit/s

Output level

+18 dBm nominal clipping level. Selectable in range 12 to
+24 dBm.

Load impedance

³600 W balanced

5.4

8PSK/16QAM Card (TT1260/HWO/HM)

5.4.1

General

The 8PSK/16QAM Card supports QPSK, 8PSK and 16QAM demodulation for

Satellite Receivers with two L-band inputs. It is a complete digital card for

DVB-S, DSNG and other contribution applications and supports two L-band

inputs.
It is fully DVB - S (EN 300-421) and DVB - DSNG (EN 301 210) compliant,

and performs baseband down-conversion, digital demodulation and

decoding of an L-band input signal.

5.4.2

Rear Panel View

Figure 5.4: 8PSK/16QAM Card Rear Panel