DTV Headend 16 Frequency QAM Modulator 8 * ASI 4 * DVB-C With Scrambling

16 Frequency Multifunction QAM Modulator with Scrambling

Model No: GQ-3650DS Series

Gospell GQ-3650DS series is a new DTV product platform of multifunction QAM modulators. The series includes various products which all provide functions of multiplexing, scrambling, modulation, some of them also support QAM-to-QAM and QPSK-to-QAM conversions.

GQ-3650DS series supports module authorization management system, by which the number of modulating channels and CAS channels can be added / deleted anytime by software. The products also supports web-based management and SNMP, which makes it possible for remote online control and monitoring.

Due to its versatilities, GQ-3650DS series can be applied to different places upon customers’ needs, such as cable DTV head-end, sub head-end, or broadcasting center. This product series is designed for fulfilling customized needs of various DTV head-ends with its capability of providing multiple functions in one unit.

List of Product:

Main Features:

• Flexible configurations with module authorization management system
• Changeable input / output interfaces by swithing the daughter boards
• Complied with ITU- T J.83 Annex A, B, C
• Support UDP / ARP / ICMP / IGMP protocols
• Support TS over IP, multiplexing, scrambling, PSI/SI processing, mudulation, and up-converting
• Up to 4 CAS simul-crypt
• QAM Mode: 16/32/64/128/256
• QAM output frequency range: 30~860MHz
• Support MPTS
• Up to 64 programs for each modulating channel
• Capable of processing 128 PIDs for a single program
• Support HD/SD program
• Web based management for online remote upgrade and control
• SNMP for online remote monitoring
• Power failiure memory recovery

List of Authorizations:

For More Information

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     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 Plan" in China. It is a leading enterprise and backbone enterprise in the broadcast television transmission and satellite transmission service industries. Additionally, it is a leading enterprise in the electronic information manufacturing industry in Hunan Province and is internationally renowned as a brand enterprise. It is also recognized as a nationwide contract-abiding and trustworthy unit and a Chinese quality and integrity enterprise. The company was established in 1993 and founded Chenzhou Gospell Digital Technology Co., Ltd. in 2001. On February 13, 2017, it was listed on the Shenzhen Stock Exchange. In 2020, Weifang Bincheng Investment Development Co., Ltd. became the controlling shareholder of the company, with the Weifang State-owned Assets Supervision and Administration Commission becoming the actual controller of the company. The company is headquartered in Gospell Industrial Park, Suxian District, Chenzhou City, Hunan Province. It has eight wholly-owned subsidiaries: Chengdu Tongcy Digital System Co., Ltd., Chenzhou Gospell Digital Technology Co., Ltd., Chenzhou Gongtian Electronic Ceramic Technology Co., Ltd., Chenzhou Gospell Precision Manufacturing Co., Ltd., Gospell Digital Technology (Shandong) Co., Ltd., Gospell Digital Technology Hong Kong Co., Ltd., Gospell Digital Technology India Subsidiary, and Shenzhen Qianhai Xutian Communication Co., Ltd. It operates one production base, consisting of five major workshops: SMT workshop, DIP workshop, assembly workshop, injection molding factory, and hardware factory, with a total of 45 production lines.

    As a national high-tech enterprise, Gospell boasts a sophisticated technology R&D matrix and has mastered more than 20 core technologies in the audio and video field. Several technological innovations have been recognized as "national key new products" and "provincial-level scientific and technological achievements," and have received the "Hunan Province Science and Technology Progress Award." As of December 2023, the company has undertaken eight provincial-level and higher scientific and technological achievement transformation projects. It holds over 65 intellectual property patents, including 52 invention patents, 9 utility model patents, and 4 design patents. Additionally, Gospell has secured 117 computer software copyrights.

   We commenced our overseas operations early, embarking on digital television system construction in international markets as early as 2004. To date, we have constructed over 200 ground and cable digital television systems, exclusively supplying core equipment, in more than 60 countries across Asia, Africa, Latin America, and Europe.