Shenzhen Dupengda Electronic Technology Co., Ltd.
Main products:DM500HD,DM800SE,VU+Solo
Contact Us
  • Contact Person : Ms. Z Rita
  • Company Name : Shenzhen Dupengda Electronic Technology Co., Ltd.
  • Tel : 86-755-83044819
  • Fax : 86-755-83044851
  • Address : Guangdong,Shenzhen,3E06, 3/F, Building 5, Shangsha Innovation Technology Park, Binhe Avenue
  • Country/Region : China
  • Zip : 518000

Black box:DM500C digital tv receiver/set top box

Black box:DM500C digital tv receiver/set top box
Product Detailed
1.OEM dm500 2.MPEG2 Hardware decoding 3.unlimited channel lists for TV/Radio 4.full automatic service scan


l 250 MHz IBM PowerPC Processor (350 Mips)

l Linux Operating System

l 1 x Smartcard-Reader

l MPEG2 Hardware decoding

l 100Mbit full duplex Ethernet Interface

l 2 LED status

l unlimited channel lists for TV/Radio

l channel-change time < 1 second

l full automatic service scan

l supports directly bouquet-lists (indirect unlimited)

l supports EPG (electronic program guide)

l fully adaptable OSD in many languages (skin-support)

l SPDI/F Interface for digital bit stream out (AC-3 / DTS)

l 1 x Scart-interfaces (fully controlled by software)

Technical Specification:


Frequency Range 51 …. 858 MHz

Input Impedance 75 Ohm

Input Symbol rate 1 … 6.9 Mbaud/s

Video decoder:

Video Compression MPEG-2 and MPEG-1 compatible

Video Standard PAL G/ 25 Hz

Video Formats 4:3 / 16:9

Footage 16:9, automatic assimilation for 16:9 TV-Device (over Scart)

Letterbox precolating for 4:3 TV-Device

Audio decoder:

Audiokompression MPEG-1 & MPEG-2 Layer I and II

Audio Mode Dual (main/sub), Stereo

Frequency: 32 kHz, 44.1 kHz, 48 kHz, 16 kHz, 22.05 kHz, 24 kHz

Output analog:

Output Level L/R 0,5 Vss on 600 Ohm

THD > 60 dB (1 kHz)

Crosstalk < -65 dB

Output digital:

Output Level 0,5 Vss on 75 Ohm

Sampled Data Filtering 32 kHz, 44.1 kHz, 48 kHz

S/PDIF-Output optical (AC3)

Video parameter:

Input Level FBAS 1 Vss +/- 0.3 dB on 75 Ohm

Teletext filter in conformity with ETS 300 472 Standard


Output: FBAS,RGB,S-VHS over OSD selectable

Serielle Interface RS 232:

Typ RS232 bidirectional

Bit rate 115,2 kBit/s max.

Plug Connector SUB-D-9

Function Update of Firmware and Preprogramming


100 MBit compatible, bi-direktional interface

Function Update of Firmware and Preprogramming

LNB Power and polarisation:

LNB Current 500mA max. ; short-circuit-proof

LNB Voltage vertical < 14V without load, > 11,5V at 400mA

LNB Voltage horizontal < 20V without load, > 17,3V at 400mA

LNB shut-off at Standby-Mode

Count of active satellite position:


DiSEqC - Rotor Control

Power consumption:

< 10W / 12V

Input voltage:

DC12V,alternating acurrent +/- 15%

Extern power supply:

Input: 110-240V AC / 50-60Hz / 0,6A

Output: 12V = / 1A


Ambient Temperature +15°C...+35°C

Humidity < 80%

Black box:DM500C digital tv receiver/set top box

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