Page Views: 393 Date Added: 03/10/2011 Last Updated: 03/10/2011 Expiry Date: 03/07/2021 Product/Service Details Mobile phone signal amplifer Modle : GSM ST-990 GSM ST-990 mobile phone signal amplifer/booster/repeater, make you keep in touch with others smoothly in everywhere Products instruction Cell phone signal amplifier is a products designed to solve the mobile phone blind signal. As the mobile phone signal is transmitted by electromagnetic waves to establish a communications link, the building of the barrier, in some tall buildings inside, the basement of some places such as malls, restaurants, places of entertainment such as karaoke OK sauna and massage, underground civil air defense projects, subway stations and many other places where cell phone signals can not reach and can not use the phone. Cell phone signal amplifier can solve these problems in a particular place as long as the installation of a mobile phone signal amplifier system, the entire range of mobile phone signals can be well used, staff or customers will get great convenience . Specifications of mobile phone signal amplifer GSM ST-990 Working system GSM Frequency range Up link:890～915MHz Downlink: 935～960MHz Gain uplink: 73dB Downlink: 66 dB Export power uplink: 33¬¬¬dBm; Downlink: 26dBm Pass bank ripple ≤1.8DB I/O impedence 50Ω/N connector Noise figure ≤6dB Transmission delay ≤0.5μs Ambient temperature -15～55 Power supply AC/220V±10% 45～55Hz Size 305mm×220mm×67mm Reliability To the GB6993-86 standard EMC To the ETS300 694-4 standard Function a) Power supply LED denote b) Export power ELD denote Coverage area 2500Sqm Application place of mobile phone signal amplifier GSM ST-990 A Small regions signal blind or weak signal area, such as underground or semi-underground place of business ,basements ,underground parking ,etc. B small-scale hot-spot signal Complaints areas ,such as conference rooms ,a small supermarket,small shopping malls ,the office and small public areas ,etc. C Traffic and large social influence areas ,such as bars ,cafes ,dance halls ,cafes ,fitness clubs ,leisure and entertainment,etc. D Elevator ,lift wells in particular ,not in the lift cables laid E,Home ,office ,luxury yachts ,private cars ,public security system and road safety management ,etc. Features of mobile phone signal amplifer ST-990 A High-gain linear power amplifier B ALC technology . C Ultra-low noise receive amplifier D There is no interference to the base station , after the opening the original system and the base station without the need to adjust parameters , E,Stable and reliable electromagnetic compatibility design . F The base station dose not cause an increase in background noise ,but will not lead to a decline in the quality of the base station communications G With full-duplex communication mode . H dispel the heat effective reasonable ,the structure is esthetic ,the volume is suitable . Company Name : Sai Tong Tian technology Company ltd . Contact person :ycho Tel :86(0)15879796987 Email:szstty002@hotmail.com ADD:buliding 105,Room 502,Liantang industry Luohu district ,Shenzhen city Can be used for CDMA/GSM/DCS system; Gain can be adjusted as required; Ultra-low noise receive amplifier There is no interference to the base station , after the opening the original system and the base station without the need to adjust parameters , Stable and reliable electromagnetic compatibility design . The base station dose not cause an increase in background noise ,but will not lead to a decline in the quality of the base station communications With full-duplex communication mode . Dispel the heat effective reasonable ,the structure is esthetic ,the volume is suitable .

Company Information (Shenzhen Sai Tong Tian Electronic Technology Company,;Ltd)

Company Profile: We are manufacturer of electronic products and specializing in Mobile communications network products development, production, sales and engineering network. our company has strong technical force, improve production technology, advanced testing equipment. Adopt scientific management methods, strict implementation of ISO9001: 2000 quality assurance system. Race Babel Communication Technology Co., Ltd. has a PhD from the Chinese Academy of Sciences, Master of many achievements and communications R & D team composed of senior engineers, with well-trained engineering team, advanced testing instruments, equipment, and has a perfect quality assurance and customer service system, timely and effective manner providing advanced products and technical services. The company has a number of high-tech intellectual property rights, and invite foreign experts to perennial technology communications technology consultancy. our company has independently developed (GSM/CDMA/WCDMA/CDMA2000/PHS/PAS PHS / TD-SCDMA/SCDMA) repeater, base station amplifiers, trunk amplifiers, tower mounted amplifier, wireless fixed telephone, indoor coverage distribution systems, wireless local area network products and a variety of transceivers such as mobile communications equipment. "Quality first, customer first, with the continuous improvement and Excellence of the product to develop" is our quality policy. "Improve product quality, perfect after-sales service system to address the customer to worry about" is our continuous goal. "Professional, honest, innovative and pragmatic" principle of service, as always, more efforts, hard work, efficiency, greater to meet market demand, truly for the community to provide more, better, more secure and convenient products, "the pursuit of excellent quality, service and satisfaction" is our eternal commitment.. >> More Website URL: http://www.bridgat.com/u32418