梦DM500S

The DM500Si is the smallest Linux satellite TV receiver 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) 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: