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产品名称

GQ-3681

Multi-function Modular IPQAM

发布时间 2020-04-09
点击次数 74
GQ-3681
产品名称:

GQ-3681

上市日期: 2020-04-09

Main Features

  • ·Support ITU-T J.83 Annex A / C modulation, output frequency range: 48MHz ~ 866MHz

  • ·Bit rate range of output data: single channel 15.5~51.6Mbps

  • ·RF single channel output data symbol rate range: 2.2~ 7Mbaud / s

  • ·Output level range: 87dBuV~105dBuV (32 channels, 0.25dB step)

  • ·QAM mode can work in 16QAM, 32QAM, 64QAM, 128QAM, 256QAM

  • ·Multiple configurations provided by a single device can be opened through software licensing

  • ·Support up to 4 CASs with the same secret and DVB-CSA scramble

  • ·Reuse part supports automatic generation and manual upload of SI / PSI information



GQ-3681


Product Overview

GOSPELL’s GQ-3681 is a new generation of modular & high density IPQAM. A single IP / modulation board has 2 IP inputs, multiplexing, scrambling and multi-channel modulation functions. The device supports up to 3 boards, 32-way IPQAM and 96 frequency points of modulation. This device adopts the latest module management function developed by Gospell, and configures the functions of device scrambling and modulation channels. Its flexible customization and strong expandability can meet customers' current and future digital TV systems. demand.


Main Features

  • ·Support ITU-T J.83 Annex A / C modulation, output frequency range: 48MHz ~ 866MHz

  • ·Bit rate range of output data: single channel 15.5~51.6Mbps

  • ·RF single channel output data symbol rate range: 2.2~ 7Mbaud / s

  • ·Output level range: 87dBuV~105dBuV (32 channels, 0.25dB step)

  • ·QAM mode can work in 16QAM, 32QAM, 64QAM, 128QAM, 256QAM

  • ·Multiple configurations provided by a single device can be opened through software licensing

  • ·Support up to 4 CASs with the same secret and DVB-CSA scramble

  • ·Reuse part supports automatic generation and manual upload of SI / PSI information

  • ·Supports PID filtering, mapping and transparent transmission

  • ·Supports automatic PCR correction

  • ·Single board card with 32 adjacent frequency outputs, the channel is equipped with selective output switch

  • ·Provide -20dB RF test port

  • ·Support import and export of equipment working parameters

  • ·Support Web network management, all main control software support remote online upgrade

  • ·Support multi-language user interface to meet the needs of domestic and overseas markets

  • ·With working temperature and power supply monitoring function



Technical Specifications

Chassis


Rear Panel

3 x Pluggable QAM Module Slot*

Front Panel

1 x 10/100 Base-T Control Port(RJ-45)


1 x Serial Console Port (RJ-45)

Power Supply

Built-in AC PSU


Optional 1+1 redundant hot-swappable PSU


Input Voltage: 100 - 240 VAC, 50/60Hz

Notes:

Hot-pluggable is not supported, make sure the power cord was disconnected before insert or replace QAM modules!


QAM Module


IP Input & Output


Interface

2 x 100/1000 Base-T Ethernet


RJ-45

Operation Mode

Independent or redundant

Data Format

TS-Over-IP(UDP/TCP/IP)

MAC Layer Access

IEEE 802.3  1000BASET

Modulation Output-Type B


Output Connector

1 x RF Output

1 x -20dB RF Test Port

Connector Type

F-Type (Female, 75W)

RF Frequency Range

48 to 866 MHz

Bandwidth

6 or 8MHz

Numbers of channel

16 QAM modulation channels(or carriers)

Modulation Standards

ITU-T J.83 Annex A, B and C

Constellations

Annex A: 16/32/64/128/256QAM

Annex B: 64/256QAM

Annex C: 32/64/128 /256QAM

Symbol Rate

Annex A: 4.2 to 7 M Baud

Annex B: 5.057 M Baud

Annex C: 4.2 to 5.3 M Baud

RF Output Power Level

98 to 119dBμV (RF output Port)

70 to 90dBμV (-20dB test port)

MER

≥38dB (QAM mode: 64QAM symbol rate: 6.857MBaud)

SNR(Out of band)

≥50dB

Return Loss

≥14dB

Gain Fine-tune

0 to 5.0dB, Step Size 0.25dB

Modulation Output-Type D


Output Connector

1 x RF Output

1 x -20dB RF Test Port

Connector Type

F-Type (Female, 75W)

RF Frequency Range

48 to 866 MHz

Bandwidth

6 or 8MHz

Numbers of channel

24 QAM modulation channels(or carriers)

Modulation Standards

ITU-T J.83 Annex A and C

Constellations

Annex A: 16/32/64/128/256QAM

Annex C: 32/64/128/256QAM

Symbol Rate

Annex A: 4.2 to 7 M Baud

Annex C: 4.2 to 5.3 M Baud

RF Output Power Level

98 to 119dBμV (RF output Port)

70 to 90dBμV (-20dB test port)

MER

≥38dB (QAM mode: 64QAM symbol rate: 6.857MBaud)

SNR(Out of band)

≥50dB

Return Loss

≥14dB

Gain Fine-tune

0 to 5.0dB, Step Size 0.25dB

TS Re-multiplexing


Capacity of Processing

Up to 1024 programs

PCR

Auto correction

PSI/SI

PSI/SI table auto-generation, manual insertion, Comply with: ISO/IEC 13818-1

DVB SI(ESI EN300468)

PID

Remapping and filtering and pass-through

Real-time Statistics

TS rate, program rate, PID rate

TS Scrambling (Software Options)


Scrambling Algorithm

Comply with DVB-CSA

Numbers of CAS

Optional up to four DVB SimulCrypt CAS(s)

CAS Interface Protocol

TCP/UDP (via Network Management Port)

EMM Bandwidth

Up to 3 Mbps per TS

Scrambling Rate

Up to 60 Mbps per QAM channel

Scrambling Level

Program-level

Miscellaneous


Front Panel

3.5’’ LCD with 6 x Control Buttons for 2-line alphanumeric display and settings


3 x Dual color LED, for status indications of power, work and Alarm

Environmental


Operating Temperature

5℃ to 40℃(41℉ to 104℉)

Storage Temperature

-25 to 70℃(-13℉ to 158℉)

Operating Humidity

10% to 90%, non-condensing

Mechanical


Product Dimensions

(W x H x D)

483mm x 44.5mm x 450mm

19’’ x 1.73’’(1RU) x 17.7’’

Product Weight

Approx. 6.5Kg (14.3 lbs) (fully configured)


Ordering Information

Hardware Options



Hardware Codes

Descriptions


GQ-3681B-1PS

1RU, GQ-3681B modular chassis with 3 x Pluggable QAM module slots, Single AC PSU


GQ-3681B-2PS

1RU, GQ-3681B modular chassis with 3 x Pluggable QAM module slots, 1+1 Redundant Hot-swappable PSUs


GQ-3681D-1PS

1RU, GQ-3681D modular chassis with 3 x Pluggable QAM module slots, Single AC PSU


GQ-3681D-2PS

1RU, GQ-3681D modular chassis with 3 x Pluggable QAM module slots, 1+1 Redundant Hot-swappable PSUs


QM-3681B

QAM module with 16 QAM channels, 2 x 100/1000Base-T Ethernet input & output(RJ-45), 1 x RF output, 1 x -20dB RF test port


QM-3681D

QAM module with 24 QAM channels, 2 x 100/1000Base-T Ethernet input & output(RJ-45), 1 x RF output, 1 x -20dB RF test port


License Options



License Codes

Descriptions


LC-3681-CA1

Enable scrambling function and one DVB Private Crypt CA


LC-3681-CA2

Enable scrambling function and two DVB SimulCrypt CA(s)


LC-3681-CA3

Enable scrambling function and three DVB SimulCrypt CA(s)


LC-3681-CA4

Enable scrambling function and four DVB SimulCrypt CA(s)




 



For More Information

Please visit our website: http://www.gospell.com or contact your local sales representative:


GOSPELL Shenzhen, China

Overseas Sales Center

Block F10-F13, F518 Idea Land, Baoyuan road, Bao'an Central District, Shenzhen City 518102, Guangdong Province, China

TEL: +86-755-26716172

FAX: +86-755-29114035

E_mail: sales.dtv@gospell.com

GOSPELL India (Office)

Office No.C-503, 5th Floor, L.B.S. Road, Bhandup (West), Mumbai-400078

TEL: +91 9167995 705

E_mail: ashish@gospell.com

GOSPELL Mexico (Office)

Avenida Patria NO3489.EL Tapatio Tlaquepaque Jal.Mexico C.P.45588

TEL: +52 (33) 3860-7059

E_mail: ventas@gospell.mx 




GOSPELL Brazil (Joint Office)

Rua Engenheiro Prudente, 477/483, Sao Paulo, Brazil

TEL: +55 (11) 2274-1455

E_mail: zhouyong@gospell.com

GOSPELL Paraguay (Joint Office)

Tte. Garay 1795 esq. Campo Vía Barrio San Vicente Asunción - Paraguay

TEL: +595 21 33 43 02


©2016 GOSPELL Digital Technology Co., Ltd. All rights reserved.

The GOSPELL logo is a trademark of GOSPELL Digital Technology Co., Ltd.,

All other trademarks mentioned in this document are the property of their respective owners.

Product pictures are for reference only, GOSPELL reserves the right to modify the specifications without prior notice.


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