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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