Txheej txheem cej luam
DMB-24EC Digital System 8 Channel FTA Tuner rau 4 RF DVB-T DVB-C ISDB-T Remodulator Qam Transmodulator,
Ntau-channel Tuners input: Cov Tuners txhawb nqaDVB-S/S2,DVB-T/T2,DVB-C,ISDB-T/Tb,ATSC-T,DTMBinput rau kev xaiv, IP kwj tso zis los ntawm 128 * SPTS
Kev Tswj Lub Vev Xaib: Yooj yim nyeem LCD xim pem hauv ntej vaj huam sib luag uas ua rau nws yooj yim rau teeb tsa thiab saib xyuas koj cov channel, tshawb xyuas firmware, thiab txheeb xyuas IP chaw nyob yam tsis muaj lub computer.
Nta:
Tuner input:8 FTA Tuners tawm tswv yim
Tuner txheem kev xaiv:
DVB-S/S2,DVB-T/T2, DVB-C, DTMB, ISDB-T/Tb,
ATSC, ob hom tuners sib txawv hauv ib lub cuab yeej
Ob qhov sib cais ASI cov tswv yim rau Sab Nraud TS Multiplexing xaiv tau
Ob tug ASI tso zis
IP kwj tso zis:128 * SIB
Output IP raws tu qauv:UDP/RTP
Tus nqi ntawm PCR PID tuaj yeem teeb tsa tib yam li Video PID
Txhawb LCN (Logical Channel Number)
PID Remapping & Lim
Daim ntawv thov
Ntxig IP qhov chaw, modulated RF qhov chaw rau tag nrho cov TVs tshaj cov uas twb muaj lawm RF system
Kev tshaj tawm, kev saib xyuas, kev cob qhia thiab kev qhia ntawv thov
Enterprise, tsev so, tsev kawm ntawv, tsev kho mob, tsev noj mov, pej xeem qhov chaw thiab lwm yam.
Cim npe nrov: qam remodulator qam transmodulator, Tuam Tshoj qam remodulator qam transmodulator manufacturers, lwm tus neeg, Hoobkas
Specifications
FTA Tuners Input
DVB -T/T2 Tuner
Ntau zaus: 30MHz-1000Mhz
Bandwidth: 6Mhz, 7Mhz, 8Mhz
Qib: -87 ~ -20dBm
Constellation: QPSK, 16QAM, 64QAM, 256QAM (Tsuas yog DVB-T2)
FEC Demodulation: DVB-T: 1/2, 2/3, 3/4, 5/6, 7/8
DVB-T2: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6
Guard Interval: DVB-T: 1/4, 1/8, 1/16, 1/32
DVB-T2: 1/4, 5/32, 1/8, 5/64, 1/16, 1/32, 1/64, 1/128
ISDB-T/Tb Tuner
Input zaus: 30 ~ 900MHz
Bandwidth: 6 MHz
Constellation: DQPSK, QPSK, 16QAM, 64QAM
Qhov sib txawv: 0, 4, 8, 16
Guard Interval: 1/32, 1/16, 1/8, 1/4
Kis hom: 2K, 4K, 8K (FFT)
FEC (Code Rate): 1/2, 2/3, 3/4, 5/6, 7/8
DVB -C Tuner
Input zaus: 110 ~ 862MHz
DVB-C (J83.A, J83.C,TSIS MUAJ Annex B)
Carrier: Annex A, Annex C
Constellation (QAM): 16, 32, 64, 128, 256, 64/256
Bandwidth (Mhz): 8,6
Symbol Rate (Mbaud): 5-7, 4.2-5.3
Tuner interface: Txuas F- poj niam hom
DVB -S/S2/S2X Tuner
Input zaus: 950-2150Mhz
Tus lej cim: 1 ~ 54MSps (DVB-S QPSK)
1 ~ 60MSps (DVB-S2/S2X QPSK)
1 ~ 60MSps (DVB-S2/S2X 8PSK)
1 ~ 58MSps (DVB-S2/S2X 16APSK)
1 ~ 55MSps (DVB-S2/S2X 32APSK)
1 ~ 34MSps (DVB-S2/S2X 64APSK)
Lub teeb liab zog: -65 ~ -25dBm
Ib nrab SyQuest Baseband muab tub lim (Roll tawm yam):
0.35 rau DVB-S
0.15 txog 0.35 rau DVB-S2
0.05 rau 0.35 rau DVB-S2X
FEC demodulation: 1/2, 2/3, 3/4, 5/6, 7/8 (DVB-S QPSK)
1/4, 1/3, 2/5, 1/2, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 (DVB-S2 QPSK)
3/5, 2/3, 3/4, 5/6, 8/9, 9/10 (DVB-S2 8PSK)
2/3, 3/4, 4/5, 5/6, 8/9, 9/10 (DVB-S2 16APSK)
3/4, 4/5, 5/6, 8/9, 9/10 (DVB-S{11}}APSK)
11/15, 7/9, 4/5, 5/6 (DVB-S2X 64APSK)
Demodulation hom: QPSK, 8PSK, 16APSK, 32APSK (tsuas yog DVB-S2)
LNB polarity xaiv: Vol 0, 13V, 18V Xaiv tau
LNB band xaiv lub suab: 0/22Khz Xaiv tau
Tawm tswv yim impedance: 75 Ω
FEC (Code Rate): 1/2, 2/3, 3/4, 5/6, 7/8
DiSEqC: DiSEqC 2.0 ua raws
ATSC Tuner muaj
Ntau zaus: 50–{1}} MHz
Cov ntsiab lus tseem ceeb: ATSC A/53
Cov tswv yim theem: -34 rau +40 dBmV
Constellation: 8-VSB
Bandwidth: 6Mhz
Modulation RF tso zis kev xaiv
Modulation (4/8 * RF DVB-T/ASTC/ISDB-T lossis 16/32 DVB-C rau kev xaiv)
Connector: 1 Chaw nres nkoj, F-Type, 75Ω
Cov zis rov qab poob: 14 dB
MER Ntau dua lossis sib npaug rau 40dB
RF tso zis theem: -20 ~ 0dbm, 0.1db kauj ruam
Xov tooj ntawm RF Channel: 4/8
Modulation Hom: DVB-C, DVB-T, ATSC, ISDB-T, DTMB kev xaiv
DVB-T Modulation
Channel: DVB-T nyob ze zaus
Modulation txuj: EN300744
Ntau zaus: 50-960Mhz, 1Khz ib kauj ruam
Modulation txuj: EN300744
Bandwidth: 6M, 7M, 8M
FFT hom: 2K, 8K
Constellation: QPSK, 16 QAM, 64 QAM
Guard Interval 1/4, 1/8, 1/16, 1/32
FEC 1/2, 2/3, 3/4, 5/6, 7/8
TS ntsis tus nqi=31 Mbit / s
ATSC -T Modulation
Channel: 8VSB nyob ib sab zaus
Constellation: 8 VSB
Ntau zaus: 50-960Mhz, 1Khz ib kauj ruam
Constellation: 8 VSB
TS ntsis tus nqi=19 Mbit / s
MER Ntau dua lossis sib npaug li 40 dB
DVB-C Modulation (16 lossis 32 DVB-C tawm kev xaiv)
16 * DVB-C tso zis MODULATION
Channel: 16*DVB-C nyob ib sab zaus RF tawm
Ntau zaus: 50 ~ 960MHz, 1Khz ib kauj ruam
Bandwidth ntau 192 Mhz nruab nrab ntawm qhov pib zaus thiab kawg zaus, teem 16 zaus hauv 192 Mhz bandwidth ntau
MER Ntau dua lossis sib npaug li 40 dB
cim tus nqi: 5 ~ 7Mbaud
tag nrho cov zis theem hloov -35 ~ -5dBm los ntawm 0.1 dB kauj ruam
DVB-C Standard J83.A (DVB-C, J83.B, J83.C)
Constellation (QAM): 16,32,64,128,256
|
Tus neeg nqa khoom |
Annex A |
Annex B |
Annex C |
|
|
Lub hnub qub (QAM) |
16,32,64,128, 256 |
64 |
256 |
64/256 |
|
Bandwidth (Mhz) |
8 |
6 |
6 |
6 |
|
Symbol Rate (Mbaud) |
5-7 |
5.057 |
5.361 |
4.2-5.3 |
32 * DVB-C tso zis MODULATION
Channel: 32*DVB-C tsis yog- zaus RF tawm
Ntau zaus: 96 ~ 864MHz, 1Khz ib kauj ruam
bandwidth ntau 768 Mhz, zaus cov ntsiab lus tuaj yeem siv tau yooj yim hauv bandwidth ntau
MER Ntau dua lossis sib npaug li 40 dB
cim tus nqi: 5 ~ 7Mbaud
tag nrho cov zis theem hloov -35 ~ -5dBm los ntawm 0.1 dB kauj ruam
DVB-C Standard J83.A (DVB-C, J83.B, J83.C)
|
Tus neeg nqa khoom |
Annex A |
Annex B |
Annex C |
|
|
Lub hnub qub (QAM) |
16,32,64,128, 256 |
64 |
256 |
64/256 |
|
Bandwidth (Mhz) |
8 |
6 |
6 |
6 |
|
Symbol Rate (Mbaud) |
5-7 |
5.057 |
5.361 |
4.2-5.3 |
ISDB-T Modulation
Channel: ISDB-T zaus
Ntau zaus: 50-960Mhz, 1Khz ib kauj ruam
ISDB-T standard ARIB STD-B31
Constellation: DQPSK, QPSK, 16QAM, 64QAM
Guard Interval: 1/32, 1/16, 1/8, 1/4
Kis hom: 2K, 4K, 8K
Tus lej lej: 1/2, 3/4, 5/6, 7/8
Bandwidth: 6 MHz
TS ntsis tus nqi=21 Mbit / s
MER Ntau dua lossis sib npaug li 40 dB
DTMB Txuj GB20600-2006
Constellation: 4QAM, 16QAM, 32QAM, 64QAM
Code tus nqi: 0.4, 0.6, 0.8
Guard Interval: 420, 595, 945 IONS
Multiplexing
Qhov siab tshaj plaws PID remapping 180 input ib channel
PID remapping los ntawm kev txiav los yog manually
PSI/SI: SDI/PMT/TOT/PAT/BAT/CAT/TDT/NIT Insert
Kev kho PCR raug
Max tus lej: 4 lossis 8 mux rau RF thiab 1 Mux rau 1 * MPTS
ASI I/O
DVB-ASI: 2 * ASI cov tswv yim thiab 2 * ASI tso zis, ib qho rau thaub qab, 75Ω, BNC, 188Bytes
MPEG-2: TS dhau DVB-ASI (EN 50083-9)
ASI Xaiv tau tawm: daim iav ntawm ib MPTS
IP I/O Stream Output
Tus IP I/O
RJ45 chaw nres nkoj: 100/1000M GbE Chaw nres nkoj, 1 * DATA chaw nres nkoj siv rau kev tawm tswv yim thiab tawm
IP tso zis: 1 * MPTS & 127 * SPTS UDP / RTP IP tso zis (4 * RF tawm)
8 * MPTS & 512 * SPTS thaum 8 * RF tawm
IP tswv yim: 128 * MPTS / SPTS UDP / IP
TS dhau UDP, unicast, thiab multicast streaming TS dhau IP
Qhov system
Configuration Interface: web-raws li
Txhim kho tej thaj chaw deb: ntawm network
Connector: RJ45, 10/100M Ethernet interface
