IP rau DVB-C Modulator
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IP rau DVB-C Modulator

16/32-channel tag nrho-hauv- ib qho kev sib koom ua ke siab heev - Ib qho 1RU cov cuab yeej ua haujlwm tag nrho cov saw ntawm multiplexing, scrambling, thiab modulation, txuag ib tuj ntawm qhov chaw thiab xa cov nqi hauv koj chav neeg rau zaub mov. Txog 1024 IP inputs — 4 GE/SFP chaw nres nkoj rau kev nkag mus tau yooj yim, nrog ib qho -chaw nres nkoj nrawm mus txog 840Mbps, zoo meej rau qhov loj- nplai qhov kev sib sau ua ke. 6-hauv 2- tawm ASI interfaces - Tau tshaj nrog cov khoom siv ASI uas twb muaj lawm, sib txuas ua ntej{1} thiab sib txuas ua ntej kev nqis peev. 16/32-channel tsis yog- DVB nyob ib sab-C cov khoom tso tawm - Tag nrho cov band 50 ~ 960MHz, 1kHz zoo tuning, haum rau txhua yam ntawm HFC network faib scenarios. Ntau- qauv kev txiav txim siab tus qauv - Txhawb 16/32/64/128/256QAM, kuj ua raws li ITU-T J.83A/B, npog lub ntiaj teb cov qauv DVB-C tseem ceeb.
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SFT3332 (V2) 16 hauv 1 (lossis 32 hauv 1) IP rau DVB-C modulator yog txhua yam-hauv- ib qho khoom tsim los ntawm SOFTEL. Nws txhawb siab tshaj 1024 IP cov tswv yim los ntawm 4 GE / SFP chaw nres nkoj thiab tseem 6 ASI cov tswv yim. Tom qab multiplexing, scrambling 16 (los yog 32) thiab DVB-C modulating, nws muab 16 (los yog 32) tsis- cov cab kuj nyob ib sab (50MHz ~ 960MHz), 2 ASI tso zis thiab 16 los yog 32 IP (MPTS) tso zis raws li daim iav ntawm cov cab kuj. Cov cuab yeej yog tus yam ntxwv nrog kev sib xyaw ua ke, kev ua haujlwm siab thiab tus nqi qis. Qhov no yog qhov hloov tau zoo heev rau cov tshiab tiam tshiab DTV tshaj tawm xov xwm.

07

Yam ntxwv

4 GE / SFP chaw nres nkoj (max 1024 IP hauv):

Data1 yog ob-cov chaw nres nkoj, max 1024 IP hauv, 16/32 IP tawm

Data2 & 3 & 4 ports tsuas yog rau kev nkag

Txhawb kom raug PCR kho

Max 840Mbps rau txhua qhov kev tawm tswv yim

Txhawb kom raug PCR kho/CA filtering, PID remapping thiab PSI/SI kho

Txhawb nqa txog 256 PIDs remapping ib channel

Txhawb 6 ASI cov tswv yim thiab 2 ASI tso zis

Txhawb 16 (los yog 32) multiplexed TS tshaj UDP / RTP / RTSP tso zis

16 (los yog 32) DVB-C tsis yog- cov khoom xa tawm uas nyob ib sab, ua raws li DVB-C (EN 300 429) thiab ITU-T J.83 A/B

Txhawb RS(204,188) encoding

Txhawb Web- raws li kev tswj hwm Network

 

 

Technial Parameters ntawm IP rau DVB-C Modulator

Tswv yim

Tswv yim

16/32 DVB-C cov cab kuj: Max 1024 IP input los ntawm Date1-Date4 100/1000M Ethernet Port (los yog SFP interface yeem). Txhua qhov chaw nres nkoj cov ntaub ntawv tuaj yeem nkag siab max 1024 IP.

6 ASI cov tswv yim, BNC interface

Thauj raws tu qauv

TS dhau UDP / RTP, unicast thiab multicast, IGMP V2 / V3

Kis tus nqi

Max 840Mbps rau txhua qhov GE input

Mux

Input Channel

1024

Tso zis Channel

16/32

Max PIDs

256 ib channel

Muaj nuj nqi

PID remapping (auto / manually yeem)

PCR raug kho

PSI/SI lub rooj cia li tsim

Scrambling

Parameters

Max simulscrypt CA

6

Scramble Standard

ETR289, ETSI 101 197, ETSI 103 197

Kev sib txuas

Kev sib txuas hauv zos / chaw taws teeb

Modulation

Parameters

DVB-C Modulator Section

J.83A

Constellation: 16/32/64/128/256QAM

Bandwidth: 8M

J.83B

Constellation: 64 QAM / 256 QAM

Bandwidth: 6M

QAM Channel

16/32 tsis yog - tus neeg nqa khoom nyob ib sab

Modulation Standard

EN300 429/ITU-T J.83A/B(DVB-C)

Symbol Rate

5.0 ~ 7.0Msps, 1ksps kauj ruam

Lub hnub qub

16, 32, 64, 128, 256 QAM

FEC

RS (204, 188)

RF tso zis

Interface

1 F ntaus ntawv tso zis chaw nres nkoj rau 16/32 cov neeg nqa khoom, 75Ω

RF Ntau

50 ~ 960MHz, 1kHz kauj ruam

Cov zis theem

-20dBm ~ +10dBm (87 ~ 117dbµV), 0.1dB kauj ruam

MER

Ntau dua lossis sib npaug li 40dB

TS output

16/32 IP tso zis tshaj UDP/RTP/RTSP, unicast/multicast, Cov ntaub ntawv1 100/1000M Ethernet Ports

2 ASI tso zis, ib yam li daim iav

Qhov system

Network tswj software (NMS) txhawb nqa

General

Tshem tawm

420mm × 440mm × 44.5mm (WxLxH)

Kub

0 ~ 45℃(ua haujlwm), -20 ~ 80℃(cia)

Fais fab mov

AC 100V ± 10%, 50 / 60Hz lossis AC 220V ± 10%, 50 / 60Hz

 

 

Sab hauvTxoj CaiChart

SFT33321

 

Cim npe nrov: ip rau dvb-c modulator, Tuam Tshoj, tuam ntxhab, lwm tus muag khoom, Hoobkas, lag luam wholesale

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