3800 Type Bi-directional Amplifier
Main features
1, Imported from NXP (PHILIPS), NEC, OEI quality of CATV amplifier module, user can choose.
2, 750 MHz, 860 NHz, 1000 MHz bandwidth optional.
3, 27 db, 30 db, 32 db gain is optional.
4, By selecting the distribution of branch is 1 or 2 plug-in, can change the way the output of the amplifier.
5, Transformer and efficient switching power supply greatly enhance the anti-thunder of the amplifier.
6, Input and output ports are equipped with high-speed anti-thunder tube.
7, Luxury rain type aluminum alloy die casting shell, shielding performance is good, excellent heat dissipation performance, easy installation and debugging.
| Main parameters of 3800 Type Bi-directional Amplifier | |||||
| Items | S/N:F7230(A/B) | S/N:F8230(A/B) | S/N:F10230(A/B) | ||
| Frequency range (MHz) | 45~750 | 45~860 | 45~1000 | ||
| Nominal gain (dB) | 30 | ||||
| Gain stability (dB) | ±1 | ||||
| In-band flatness (dB) | ±0.5 | ||||
| Nominal input level (dBuV) | 72 | ||||
| Nominal output level (dBuV) | 102 | ||||
| Gain adjustment range (dB) | 0~18Continuous adjustable (or optional fixed plug-in) | ||||
| Balanced adjustment range (dB) | 1~18Continuous adjustable (or optional fixed plug-in) | ||||
| Noise factor (dB) | ≤8 | ||||
| Reflection loss (dB) | ≥16(40~550MHz),≥14(550~750/860MHz) | ||||
| Carrier combination of three times beat ratio (dB) | ≥65 | ≥65 | ≥65 | ||
| Carrier combination of secondary beat ratio (dB) | ≥60 | ≥60 | ≥60 | ||
| Hum signal ratio (%) | <2 | ||||
| The power supply voltage range | Mains power supply (V) | B type AC: string of stable power supply to 220 + 10;Switching power supply of 135~ 270 | |||
| Centralized power supply (V) | A type of AC: string steady power 40 ~ 65;Switching power supply 30 ~ 70 | ||||
| The machine power consumption (W) | ≤18 | ||||
| Impact resistance voltage (10/700 us) | >5 | ||||
| Insulation resistance(MΩ) | ≥3 | ||||
| Working environment temperature (°C) | -20~+50 | ||||
| Installation dimensions | 320*220*130 | ||||
| 750 MHZ (860 MHz or 1000MHz) : 60 PAL channel 200 MHz digital signal, input 72 dBuV, output 102 dBuV situation to test | |||||
Carton, or according to your requirement.
There are several methods of transport: by sea, by air or express.
1, If product has any quality problem caused by our reason would be replaced for free.
2, 24 hours telephone service for after-sales technical support.
Hotline: 0086 18602355035
SICHUAN BIHONG BROADCAST & TV NEW TECHNOLOGY CO.,LTD
COMPANY PROFILE
Sichuan Bihong Broadcast & TV New Technology Co.,Ltd was founded in 1992, is located in NO.36, South Section3,Zhongshan Road, Guanghan city, Sichuan province, China. It covers an area of 5615.91 square meters, building area is more than 40000 square meters. It is adjacent to the world-famous Sanxingdui Historic Site, neighboring to Chengdu-Mianyang expressway and 108 national highway, 30 kilometers away from the capital city Chengdu of Sichuan province. The traffic is fast and convenient, logistics is developed.
Company has a registered capital of RMB20.0383 million yuan, mainly engaged in Radio and television broadband network information system planning, design and construction, as well as cable TV network technology research and equipment research, development, manufacture, domestic and foreign trading, belongs to high-tech enterprises. After more than 20 years of development, the company had a series of technology and products with independent intellectual property rights, owned 28 utility model patents, exterior design patents in item 2, 13 computer software copyrights, obtained 29 network access licenses issued by the State Administration of Radio, Film and Television. Company has complete hardware foundation and process technology, build up a reliable quality management system, smoothly through ISO9001-2008 international quality management system certification. the company currently has 142 employees, including 32 senior skilled workers, 10 engineers, 3 senior engineer. R&d spending accounted for 5% of sales revenue, and at the same time, cooperate with communication and information engineering academy of famous university of Electronic Science and Technology of China to enhance research and development capabilities of enterprise. Company has been in good faith to build enterprises, to credit management market, has won the good reputation, has won the domestic and foreign colleagues respect.
In recent years, company's products are sold to many domestic cities and exported to many countries and regions, with annual sales of more than 140 million. Our company will be in the expanding scale of operation on the basis of steady development. We are sincerely seeking partners, good faith cooperation and seek common development, writing a new chapter in CATV field.
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