Origin	China
Model Number	DM 500S
Brand Name	Dreambox

The DM500S is the smallest Linux satellite TV receiver, with 1 x Smartcard-Reader.

Technical Features:

250 MHz IBM PowerPC Processor (350 Mips)
2 LED status
Linux Operating System
Full automatic service scan
Supports directly bouquet-lists (indirect unlimited)
Supports multiple LNB-Switching control (supports DiSEqC)
1 x Smartcard-Reader
Unlimited channel lists for TV/Radio
SPDI/F nterface for digital bit stream out (AC-3 / DTS)
MPEG2 Hardware decoding
Channel-change time < 1 second
Fully adaptable OSD in many languages (skin-support)
100Mbit full duplex Ethernet Interface
Supports EPG (electronic program guide)
1 x Scart-interfaces (fully controlled by software)

Video decoder:
Video Compression MPEG-2 and MPEG-1 compatible
Video Standard PAL and NTSC
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

Video parameter:
Input Level FBAS 1 Vss +/- 0.3 dB on 75 Ohm
Teletext filter in conformity with ETS 300 472 Standard
TV-Scart:
Output: FBAS,RGB,S-VHS over OSD selectable
DBS-Tuner:
Frequency Range 950 .. 2150 MHz
Signal Level - 65 dBm .. - 25 dBm
Signal-to-Noise Level 12 dB max.
DBS-Tuner Input Connector F-Type female
Input Impedance 75 Ohm
AFC +/- 3 MHz
Demodulation Shaped QPSK
Input Symbol rate 2 .. 45 Mbaud/s, SCPC / MCPC
FEC Viterbi and Reed-Solomon
Viterbirate 1/2, 2/3, 3/4, 5/6, 7/8, automatic assimilation
Roll-off Factor 35 %
Demultiplexing according ISO 13818-1

Ethernet:
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 1.0/1.2 SAT POSITION / SAT OPTION
DiSEqC - Rotor Control

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)

Output analog:
Output Level L/R 0,5 Vss on 600 Ohm
THD > 60 dB (1 kHz)
Crosstalk < -65 dB

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

Power consumption:
< 10W / 12V

Input voltage:
DC12V,alternating acurrent +/- 15%

Extern power supply:
Input:
110-240V AC / 50-60Hz / 0,6A
Output:
12V = / 1A

Others:
Ambient Temperature +15°C...+35°C
Humidity < 80%

Accessories

Manual X1, Control remote X1, Cables, Packing