GQ-3681 Multi-function Modular IPQAM

NegotiableUpdate on September 29

Model

Nature of the Manufacturer: Other

Product Category: Headend

Place of Origin: City, Province

Online Consult Contact Information

Overview

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 auto......

Product Details

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-

FAX: +86-

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

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