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Gospell Digital Technology Co.,ltd

  • China,Shenzhen ,Guangdong
  • Verified Supplier

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China GQ-3800B DVB-T2 Modulator , HD Digital TV Modulator Support Both SFN/MFN
China GQ-3800B DVB-T2 Modulator , HD Digital TV Modulator Support Both SFN/MFN

  1. China GQ-3800B DVB-T2 Modulator , HD Digital TV Modulator Support Both SFN/MFN

GQ-3800B DVB-T2 Modulator , HD Digital TV Modulator Support Both SFN/MFN

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Delivery Time 2 weeks
Brand Name GOSPELL
Model Number GQ-3760
Certification ISO9001,FCC,CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Delivery Time 2 weeks Brand Name GOSPELL
Model Number GQ-3760 Certification ISO9001,FCC,CE
Place of Origin China
High Light hd digital modulatorhd video modulator

Product Overview

 

GQ-3800B is a single-channel DVB-T2 modulator. It has two ASI inputs (MPEG-2 TS or MI data), and provides two IP signal input interfaces for DVB-T2 SFN/MFN. It can receive signal in both standard TS format and T2-MI format, and outputs one DVB-T2 (30MHz~900MHz) modulated signal after channel coding, interleaving and modulation. It operating parameters can be configured locally or remotely via DVB-T2 gateway. GQ-3800B’s output signal can be directly connected with power amplifier to constitute a digital terrestrial transmitting station.

 

 

Main Features:

 

  • Support both SFN/MFN
  • Support Multiple Input Single Output (MISO) AND Single Input Single Output (SISO)
  • Support linear/non-linear pre-distortion correction
  • Able to work in QPSK/16QAM/64QAM/256QAM(standard or rotated) mode
  • Two ASI input interfaces can back up each other
  • Support data input in T2-MI or MPEG2 TS format
  • High-quality output, MER>42dB, shoulder level>55dB
  • Output signal bandwidth: 5M,6M,7M,8MHz
  • RF frequency range: 470MHz~862MHz, with output on/off switch
  • Main output level up to 0dBm
  • Support PAPR adjustment for output signal
  • -20dB RF testing output
  • Modulation module is designed based on FPGA to ensure the stability of device
  • Adopt extra-large cache memory for both uniform and burst input stream at ASI interface
  • Self-adaptive filter circuit design ensures outstanding out-of-band rejection
  • Support online upgrade of embedded program

 

 

Technical Specifications:

 

 
ASI Input Interface
Type 2 x BNC-J12(75Ω)
Data Format TS (188/204 Bytes adaptive) or T2 MI
Data Rate 0~100Mbps
IP Input Interface
Type 2 x 10/100/1000 base-T - RJ45
Data Format IP, RTP, UDP, IGMP (V2 & V3)
VLAN ID 0~4095(IEEE 802.1q)
Data Encapsulation&FEC SMPTE-2022
Clock& Synchronization Interface
10MHz BNC-J12(50Ω)
1PPS BNC-J12(50Ω)
GPS IN TNC-50K(3.3V feed at interface)
RF Output Interface
Type 1 x BNC-J12(50Ω)
RF Frequency Range 470~862MHz
Output EPL 0dBm
RF Detection Interface
Type 1 x BNC-J12(50Ω)
Output EPL -20dB
Features
Transmission Mode MFN, SFN-SISO, SFN-MISO
Modulation Mode System A, System B, Multi-PLP
Constellation QPSK, 16 QAM, 64 QAM, 256 QAM(standard or rotating)
Carriers 1k, 2k, 4 k, 8k, Extended 8k, 16k, Extended 16k,32k, Extended 32k
Bandwidth 5M,7M,8M
Protection Interval 1/2, 3/5, 2/3, 3/4, 4/5, 5/6
Test Mode PRBS/Sinus/Spectrum-Gap/ Null Symbol insertion
Management
Interface Type Ethernet 10/100/1000 Base-T
Connector RJ-45
Power
Input Voltage Range 85~260V AC
Input Frequency Range 50/60Hz
Typical Consumption <20W
DC Output 5V/5A,12V/1A
Environmental
Operating Temperature Range 5℃~45℃
Storage Temperature Range -25~85℃
Operating Humidity 10%~90%
Physical
Dimensions (W x H x D) 483mm x 44mm x 300mm
Weight <5Kg

 

Company Details

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 from Quality China Factory
  • Business Type:

    Manufacturer,Importer,Exporter,Seller,Other

  • Year Established:

    1993

  • Total Annual:

    200,000,000-300,000,000

  • Employee Number:

    4000~5000

  • Ecer Certification:

    Verified Supplier

     Gospell Digital Technology Co., Ltd. (Stock Code: 002848) is a high-tech enterprise in the field of electronic information. It is recognized as a "benchmark enterprise in the electronic information industry" and a "key high-tech enterprise of the National Torch Pla...      Gospell Digital Technology Co., Ltd. (Stock Code: 002848) is a high-tech enterprise in the field of electronic information. It is recognized as a "benchmark enterprise in the electronic information industry" and a "key high-tech enterprise of the National Torch Pla...

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  • Gospell Digital Technology Co.,ltd
  • Block F10-F13, F518 Idea Land, Baoyuan road, Bao'an Central District, Shenzhen City 518102, Guangdong Province, China
  • https://www.goscas.com/

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