Lowest price DTMB-T Modulator

Outline
DTMB-T is a high performance modulator in accordance with our country terrestrial wireless transmission TV signal.This modulator completely complies all the 330 kinds modes of EN50083 standards,which supply 1pps and 10MHz input, Built-in time synchronization module, as well as the SIP packet remote configuration modulation parameter.

Features
? Support all the 330 modules of the 20600-2006 standard
? With two ASI input,support hot reserve input mode
? Support SFNand MFN mode
? High reliability of amplitude output

Applications
? Program collection and distribution
? The terrestrial digital signal transmission system with the television transmitter
? SIP packet remote configuration modulation parameter
? Transport stream processing

Technical index
? support all the 330 modes of GB20600-2006
? with 2 ASI inputs,supporting hot backup
? support SFN and MFN
? output level: 0dBm
MPEG-TS Input
? Complying EN 50083 ASI standard
? support 188/204 Bytes packet mode
? support packet and burst mode of transport stream
? bit rate: 4.813Mbps ~ 32.486Mbps
? interface: BNC with resistance 75Ω
RF output
? with adjustable center frequncy 470MHz-862MHz, Stepping : 1KHz
? major level: 0dBm
? attenuation: 10dB–0dB, Stepping: 0.5dB
? test output: -30 dB
? return loss : >15dB
? stability: ±0.1dB/10℃
? I/Q phase balance error:< 0.05%
? I/Q phase error:< 0.05°
? MER: >38dB
? shoulder frequency: >50dB @ ± 4.2MHz;noise: >50dB
? connector: N-type,resistance as 75Ω
MIP process
? synchronization information,remote setting for modulation parameters
TPS option
? support all the modes of GB20600-2006
? network mode
? SFN mode:time offset setting,time synchronization,bit rate synchronization,frequency synchronization
? MFN mode: bitrate adaption, NIT update,PCR adjustment
? modulation and channel encoding
? modulation: TDS-OFDM
? number of modulation carrier(FFT): 3780
? guard interval: 1/4 (945),1/7(595),1/9(420)
? FEC outer: BCH
? FEC inner: LDPC
? encode mode: 0.4,0.6,0.8
? modulation mode: 4QAM-NR ,4QAM,16QAM,32QAM,64QAM
? bandwidht: 8MHz
clock synchronization
outer clock with 10MHz (GPS)
? Input level: -15dBm~ +15dBm
? Input connector: BNC socket,resistance as 75Ω
inner clock with 10MHz
? stability: 0.5ppm(classic); 3.0 ppm(maximum)
? level: 0dBm ± 3dBm
outer 1pps clock(GPS)
? Input reference level: TTL level –5 KΩ
? Input reference minimum pulse width: 1μs
? Input connector: BNC socket, resistance as 75Ω

Warm tips:
Specification and picture are for reference only, the actual item is the standard,welcome to consult