FMUSER DTV3517B 4-ikanni ASI DVB-T Modulator

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DTV-3517B DVB-(T) modulator jẹ ẹrọ ti o wapọ ti o funni ni ọpọlọpọ awọn ẹya to ti ni ilọsiwaju. O ṣe atilẹyin 2S / S2 tuner input, 10MHz input / loop out, ati 1PPS input / loop out, bi daradara bi DVB- (T) RF jade ninu ọkan ẹrọ, olona-booting, ati IP (1MPTS lori UDP) digi RF o wu. Pẹlupẹlu, modulator ṣe atilẹyin MISO ati SISO pẹlu iṣelọpọ iṣẹ-giga, gẹgẹbi MER> 43dB, ipele ejika> 56dB.

 

Awọn ẹrọ wa pẹlu kan ibakan otutu gara oscillator, pese soke si 0.1ppm iduroṣinṣin. O tun ni ifihan LCD ati keyboard fun iṣẹ ti o rọrun. FMSUER DTV-3517 ni awọn ebute igbewọle ASI 4 ati igbewọle IP 1 lori ilana UDP. O ṣe atilẹyin titẹ sii 10MHz / lupu ati 1PPS titẹ sii / loop jade, bakanna bi DVB- (T) RF jade ninu ẹrọ kan ati PLP ẹyọkan. Awọn modulator tun ṣe atilẹyin MISO ati SISO, bi daradara bi MFN net mode.

 

Ni afikun, DTV-3517/B modulator ṣe atilẹyin ti kii-laini ati laini oni-nọmba pre-distortion (DPD) ati pe o ni ipadabọ PID ati awọn ẹya ipasẹ. O le ṣe igbesoke ati iṣakoso nipasẹ eto iṣakoso nẹtiwọọki ti o da lori oju opo wẹẹbu, ti o jẹ ki o jẹ apẹrẹ fun siseto nẹtiwọọki igbohunsafefe oni-nọmba kan ati pese awọn ifihan agbara to dara fun yàrá imọ-jinlẹ ati DVB- (T) STB.

 

Iwoye, DTV-3517/B DVB-(T) modulator jẹ igbẹkẹle ati ojutu daradara fun iyipada awọn ifihan agbara sinu DVB- (T) RF. Awọn ẹya to ti ni ilọsiwaju ati irọrun ti lilo jẹ ki o jẹ yiyan ti o dara julọ fun igbohunsafefe ati awọn ohun elo miiran ti o jọmọ.

 

Paapaa ni Iṣura:

 

 

Nwa fun diẹ sii DTV headend ẹrọ? Ṣayẹwo awọn wọnyi!

 

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awọn ofin lẹkunrẹrẹ
Input 2 * S/S2 Tuner igbewọle
10MHz itọkasi aago input ati lupu jade, BNC ni wiwo
1PPS igbewọle ati lupu jade, BNC ni wiwo
1 RF inputforDPD -25dbm ~ + 5dbm
Modulator DVB-T Standard EN300
FFT 2K, 8K
bandiwidi 5M, 6M, 7M, 8M
constellation QPSK, 16QAM, 64QAM
Aarin aarin 1/4, 1/8, 1/16, 1/32
FEC 1/2, 2/3, 3/4, 5/6, 7/8
Apapọ Ipo SFN/MFN
Isakoso akole Alfa=1, 2, 4
imuduro
Ti njade RF Asopọ N Iru, 50ΩImpedance
RF ibiti o 30 ~ 960Mhz, 1hz igbesẹ
Ipele Ode -25 ~ + 3 dBm, 0.1db igbesẹ
ATT
Mer > 43db
Ipele ejika > 56dB
 Input Iṣagbewọle TS lori 4 ASI ati ibudo IP 1 (UDP)
10MHz itọkasi aago input ati lupu jade, BNC ni wiwo
1PPS igbewọle ati lupu jade, BNC ni wiwo
Ṣiṣe pupọ PID ti o pọ julọ 128 input fun ikanni
Atunṣe
iṣẹ Isinmi PID (laifọwọyi tabi ọwọ)
Ṣiṣatunṣe PCR deede
Ṣe tabili tabili PSI / SI laifọwọyi
awose DVB-T Standard EN300
FFT 2K, 8K
bandiwidi 5MHz, 6MHz, 7MHz, 8MHz
constellation QPSK, 16QAM, 64QAM
Aarin aarin 1/4, 1/8, 1/16, 1/32
FEC 1/2, 2/3, 3/4, 5/6, 7/8
Apapọ Ipo MFN
Ti njade RF Asopọ N Iru, 50Ω Impedance
RF ibiti o 30 ~ 999Mhz, 1hz igbesẹ
Ijade ipele ATT -25 ~ + 3 dBm, 0.1db igbesẹ
Mer > 43db
Ipele ejika > 56dB
System Ifihan LCD, keyboard ati iṣakoso Nẹtiwọọki wẹẹbu
Ṣe atilẹyin igbesoke sọfitiwia nipasẹ nẹtiwọọki
Gbogbogbo Ifijiṣẹ 482mm × 410mm x 44mm
(W*L*H)
Otutu 0 ~ 45 ℃ (isẹ), -20 ~ 80 ℃ (ipamọ)
ipese agbara AC 220V± 10%,50/60Hz

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