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Advanced Digital Technology

Digital Satellite Receiver ADT-1300

 

Engineering Specifications

I. Product Characteristics

 

II. Specifications

1. Front-end

1-1. LNB & Tuner Input

Input frequency

950 to 2150 MHz

Digital signal input level

-65 to -25 dBm

LNB supply

13.0±0.5V / 18.0±0.7V, max.400mA

Band switch control

22KHz (Microprocessor control)

Connector

2 x F-Type, 3/8-32UNEF-2A (Loop Through)

 

1-2. Demodulator

Demodulation type

QPSK demodulation and FEC decoding in accordance with DVB prETS 300 421

Symbol rate (Rs)

1 to 45 Msps

SCPC and MCPC capability

Yes

 

2. Demultiplexing

* In accordance with ISO 13818-1

* Simultaneous access will occur for the following :

- 1 video stream of data rate up to 15 Mbits/s

- 1 audio stereo/mono stream of data rate up to 448 kbits/s, 32 PIDs Supported

 

3. Decryption

H/W Descrambling support

Interface according to DVB Standard Interface

 

4. Video Processing

Decompression

MPEG-2 Main Profile @ Main Level with Letter Box filter

Video buffer

16 Mbits of DRAM is provided

Video output

PAL- 15 frame @720 x 576 / NTSC- 10 frame @720 x 480

Video format

4:3, 16:9

 

5. Audio Processing

Decompression

MPEG-1 layer and, Musicam

Outputs

Stereo Channel / Dual Mono / Joint Stereo Channel

 

6. Baseband Outputs

6-1. Baseband Audio Output

Connector type

2 x RCA (Left and Right)

Output impedance

1 Ohm unbalanced

Level

0.6V rms ±2dB into 10K Ohms

 

6-2. Baseband Video Output

Connector type

1 x RCA

Video format

CVBS Max. 1Vpp

Output impedance

75 Ohms unbalanced

Bandwidth

5MHz

 

7. Supply Voltage to LNB

Voltage supply path

DC supplied from DSR on LNB coax cable

LNB type supported

LNB with integrated polarizer switch

LNB supply voltage

Software selectable

. Vertical polarization : 13.0 ±0.5V DC

. Horizontal polarization : 18.0 ±0.7V DC

FSS/BSS Switching

A 22kHz±4kHz microprocessor controlled switching signal is provided

Short circuit limit

400mA

 

8. External Switched 12V

Software switchable

12V or 0V

Current limit

100mA

 

9. Data Service port

Connector

9-pin D-sub female

Data protocol

RS232C interface

Data rate

Maximum of 625K bits/s

Pin

Name

Function

Source

1

DCD

Carrier Detection

DSR

2

RXD

Receive Data

DSR

3

TXD

Transmit Data

PC

4

DTR

Data Terminal Ready

PC

5

GND

Signal Ground

6

DSR

Date Set Ready

DSR

7

RTS

Request To Send

PC

8

CTS

Clear To Send

DSR

9

RI

Ring Indicator

DSR

 

10. Microprocessor

Microprocessor

SGS-Thomson STi5500

Clock frequency

50MHz

RAM Memory

2Mbyte

Flash memory

1Mbyte

Video RAM

16Mbit

 

11. On Screen Display

* The DSR will be able to provide the following OSD functionality:

- 256 colors per display

- Bit-mapped type

- 720 x 576 pixels

 

12. RF Modulator

RF Output Signal

PAL B/G, I, D/K, NTSC M PLL Type

UHF Channel Output

21 - 69 CH.

Default Channel

28 CH.

 

13. Remote Control

Number of keys

30 Keys

Operating distance

Up to 10m

Battery

2 x 1.5V (AAA type)

 

14. Power Supply

Type

Switching mode

Main input voltage

85 - 264V AC @ 50/60Hz ±5%

Nominal power consumption

40W

Typical supply currents

- +3.3V

- +5DV

- +8.0V

- +12V

- +22V

- +30V

1.5A

1.0A

1.2A

0.7A

0.5A

0.1A

 

15. Physical Characteristics

15-1. Front Panel

Number of keys

Three

Indicator(s)

Power on/off

Display

4 Digits

Remote control input

Infra-red receiver

 

15-2. Rear Panel

Connectors

2 x LNB Input/Output (F-type)

1 x 0/12 Volt (RCA)

2 x Audio L/R (RCA)

1 x Video (RCA)

1 x RS-232 (9-pin D-sub male)

2 x RF Modulator (IEC169-2)

NOTE) Above specifications are subject to be changed without prior notice.


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Telsat® Communications Ltd

P O Box 1537, 17 Westhaven Grove,
Palmerston North, (Knowledge City)
NEW ZEALAND (Aotearoa). Established in 1988.
Tel: +64-6-356-2749, Fax: +64-6-355-2141,
Toll Free 0800-TELSAT (NZ Only).

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