Kaidexing

Tel：400-110-9708

Fax：86(010)-82719489-806

Mail：kdx@cnkdx.com , cnkdx@126.com

Web：http://www.cnkdx.com

Add：1221/1245, Building A, Building 1, Jiayuan East District, Qinghe, Haidian District, Beijing

Main technical indicators

Laser wavelength (nm) 1550 ± 10 to comply with the ITU-TG.692 standard wavelength election set output power (dBm) 2x7 optional 2 × 5,2 × 9 or 1 × 7,1 X5

Optical Return Loss (dB) ≥ 60

Fiber Connector FC / APC optional SC / APC, E-2000

Bandwidth (MHz) 45-862

Input level (dBmV) 23 ± 5 AGC

Flatness (dB) ≤ ± 0.75 45 ~ 862MHz

Return Loss (dB)> 16 45 ~ 750MHz

Input Impedance (Ω) 75

Transmission Channel PAL-60/ch PAL-D/60CH

CNR (dB) ≥ 52 65Km fiber, 0dBm receive

CTB （dB） ≤-65 CTB (dB) ≤ -65

CSO （dB） ≤-65 CSO (dB) ≤ -65

SBS suppression (dBm) ≥ 16.0 13,16,18 optional network management interface RJ45, R232 browser and SNMP support

Power Supply (V) 90 ~ 265 City optional-48VDC

Power (W) ≤ 50 single-supply work temperature (℃) 0 ~ 50 automatic temperature control chassis storage temperature (℃) -20 ~ 85

Working relative humidity 20% ~ 85%

Size "19" × 15 "× 1.7" (W) x (D) x (H)

Apply

City, county-level front-end cable television host 1550nm, 1550nm township cable television station

The main product line

A conventional type (which can substitute for all kinds of imported equipment)

传输距离 Transmission distance

点对点： 1310nm波长 50Km、80Km Point-to-point: 1310nm wavelength 50Km, 80Km

1550nm波长 ＞100Km（G.652普通光纤） 1550nm wavelength> 100Km (G.652 ordinary optical fiber)

再生段： 1310nm波长 50Km、80Km Renewable paragraph: 1310nm wavelength 50Km, 80Km

1550nm波长 ＞100Km（G.652普通光纤） 1550nm wavelength> 100Km (G.652 ordinary optical fiber)

RF放大器技术性能 Technical performance of RF amplifiers

输入电平：AGC状态75dBμV～85dBμV Input level: AGC state 75dBμV ~ 85dBμV

MGC状态75dBμV～85dBμV MGC state 75dBμV ~ 85dBμV

带宽：45～862MHz Bandwidth: 45 ~ 862MHz

平坦度：±0.5dB（45～862MHz） Flatness: ± 0.5dB (45 ~ 862MHz)

阻抗：75Ω Impedance: 75Ω

结构/通用指标 Structure / common indicators

供电方式： 22 220VAC±10% Power supply: 22 220VAC ± 10%

48 -48VDC 48-48VDC

工作温度： 0～65℃ Operating temperature: 0 ~ 65 ℃

储存温度： -40℃～85℃ Storage temperature: -40 ℃ ~ 85 ℃

工作湿度： 30%～80%（无冷凝） Operating Humidity: 30% ~ 80% (no condensation)

光纤连接器： FC/APC Fiber Connector: FC / APC

射频连接口： FL10 RF connections: FL10

射频反射损耗：≥14dB RF Return Loss: ≥ 14dB

光反射损耗： ≥60dB Optical Return Loss: ≥ 60dB

外型尺寸： 发射机、中继机19″（W）×1.75″（H）×15″（D） Overall dimensions: transmitter, repeaters 19 "(W) × 1.75" (H) × 15 "(D)

接收机、放大器19″（W）×1.75″（H）×9″（D） Receivers, amplifiers 19 "(W) × 1.75" (H) × 9 "(D)

System Application

点对点——星型网延长点对点距离，改善信号质量演播室至卫星发射天线卫星接收天线至有线台前端（光发射机接口带+15VDC馈电，供高频头） Point-to-point - the star point-to-point network to extend the distance to improve the signal quality studio to satellite launches satellite antenna receiving antenna to cable TV front-end (optical transmitter interface with +15 VDC-fed for the first high-frequency)

一点对多点——星型、树型网排除空中卫星干扰，由一个中心台适时监控、播出。 Point-to-multipoint - star-shaped, tree-air satellite network to exclude interference, from a central Taiwan timely monitoring, broadcast. 省级卫星地面站→各市、地、县级及县级市有线电视台前端（全省有线电视网只设一个卫星地面站） 地级市卫星地面接收站→各县级及县级市有线电视台前端（地级市辖区只设一个卫星地面接收站） Satellite earth station → provincial cities, places, and at the county level and county-level city cable front-end (the province's cable television network is only a satellite earth station) to level cities → satellite ground receiving station at the county level and county-level cities of the cable front-end (prefecture-level cities area only a satellite ground receiving station)

环型自愈网省级卫星电视环型网，适时监控、切换地级卫星电视环型网，适时监控、切换 Self-healing ring network ring provincial satellite television network, timely monitoring, switch-level ring satellite TV network, timely monitoring, switch

DWDM波分复用不需要另架光缆干线，通过1310/1550 WDM及1550 CWDM或DWDM插入 Wavelength Division Multiplexing DWDM aircraft do not need another optical-fiber telecommunications line, through the 1310/1550 WDM and insert 1550 CWDM or DWDM

We conduct quality inspections on raw materials to ensure the reliability and stability of the mechanical product manufacturing process.

High-strength, high-precision "wire cutting machine" creates the perfect workpiece shape!

The best choice for automated production, "Robot Machining Center" helps you realize intelligent manufacturing!

Beijing KDX Electronic Information Technology Co., Ltd., is located in Beijing's Haidian High-tech Development Zone, Company comprehensive modern new energy technology and optical fiber communication technology, is committed to in optical transmission system and image coding device and an operation and maintenance system technology and equipment research and production...

Tel：400-110-9708

Fax：86(010)-82719489-806

Website：http://www.cnkdx.com

Mail：kdx@cnkdx.com , cnkdx@126.com

Add：1221/1245, Building A, Building 1, Jiayuan East District, Qinghe, Haidian District, Beijing