产品品牌：亚视

产品型号：dm500c

产品类型：标清机顶盒

额定电压:12	适用设备:标清机顶盒
记忆数量:3000	材质:全新
产地:深圳	影音配件种类:电视接收器
额定功率:3

Features:

l250 MHz IBM PowerPC Processor (350 Mips)

lLinux operating system

l1 card reader

lMPEG2 hardware decompression

lDVB-S, DVB-C

lV.24/RS232 interface

l100Mbit Ethernet interface two-way

l2 LED instructions

lUnlimited number of TV / radio channel list

lChannel switching time less than 1 second

lFull automatic service scan

lEPG (Electronic Program Guide)

lSupport for DiSEqC

lMulti-lingual

lThe number of bit-stream output SPDI / F interface (AC-3 / DTS)

l1 European Scart plug (software control)

Technical parameters:
DBC-Tuner:

lIF input :950-2150 MHz

lSignal Level - 65 dBm .... - 25 dBm

lSignal-to-Noise 12 dB maximum.

lMother of the first socket F

l75 ohm input impedance

lAFC / - 3 MHz

lQPSK

lThe scope of input symbol rate 2 .... 45 M, SCPC / MCPC

lForward error correction 1 / 2, 2 / 3, 3 / 4, 5 / 6, 7 / 8, automatic

Video decoder:

lMPEG-2 and MPEG-1 compatible

lPAL G / 25 Hz standard

lVideo proportion of 4:3 / 16:9 (automatic)

Audio decoder:

lMPEG-1 MPEG-2 Layer I and II

lStereo

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

Analog output:

lOutput Level L / R 0,5 Vss 600 ohm

lTHD 60 dB (1 kHz)

lIsolation -65 dB

Digital output

lOutput Level 0,5 Vss 75 ohm

lSampling digital filter 32 kHz, 44.1 kHz, 48 kHz

lS/PDIF- optical output (AC3)

Video parameters:

lInput FBAS 1 Vss / - 0.3 dB on 75 Ohm

lTeletext filter: ETS 300 472 standard

European Scart plug:

lOutput: FBAS, RGB, S-VHS

RS232 interface:

lBitrate 115,2 kBit / s maximum.

lPin SUB-D-9

lFirmware upgrade

Ethernet port

lI firmware upgrade network

lNB power and polarisation:

lLNB Current 500mA maximum. Short-circuit protection

lVertical polarization LNB voltage 14V without load, 11.5V (400mA)

lHorizontal polarization LNB voltage 20V without load, 17,3 V (400mA)

lLNB power-down standby

Receive control

lDiSEqC 1.0/1.2 SAT location / SAT Select

lDiSEqC - motor control

lPower consumption: 10W / 12V

lInput voltage: DC12V, AC / - 15%

External power supply:

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

lOutput: 12V = / 2A