Digital Satellite Receiver By Dupengda Electronics Technology Co., Ltd.

Salient Features of digital satellite receiver :
1) 250 MHz IBM PowerPC Processor (350 Mips)
2) Linux operating system
3) 1 card reader
4) MPEG2 hardware decompression
5) DVB-S, DVB-C
6) V.24/RS232 interface
7) 100Mbit Ethernet interface two-way
8) 2 LED instructions
9) Unlimited number of TV / radio channel list
10) Channel switching time less than 1 second
11) Full automatic service scan
12) EPG (Electronic Program Guide)
13) Support for DiSEqC
14) Multi-lingual
15) The number of bit-stream output SPDI / F interface (AC-3 / DTS)
16) 1 European Scart plug (software control)
Technical parameters:
IF input :950-2150 MHz
Signal Level - 65 dBm .... - 25 dBm
Signal-to-Noise 12 dB maximum.
Mother of the first socket F
75 ohm input impedance
AFC + / - 3 MHz
QPSK
The scope of input symbol rate 2 .... 45 M, SCPC / MCPC
Forward error correction 1 / 2, 2 / 3, 3 / 4, 5 / 6, 7 / 8, automatic
Video decoder:
MPEG-2 and MPEG-1 compatible
PAL G / 25 Hz standard
Video proportion of 4:3 / 16:9 (automatic)
Audio decoder:
MPEG-1 & MPEG-2 Layer I and II
Stereo
Frequency: 32 kHz, 44.1 kHz, 48 kHz, 16 kHz, 22.05 kHz, 24 kHz
Analog output:
Output Level L / R 0,5 Vss 600 ohm
THD> 60 dB (1 kHz)
Isolation <-65 dB
Digital output
Output Level 0,5 Vss 75 ohm
Sampling digital filter 32 kHz, 44.1 kHz, 48 kHz
S/PDIF- optical output (AC3)
Video parameters:
Input FBAS 1 Vss + / - 0.3 dB on 75 Ohm
Teletext filter: ETS 300 472 standard