Hangzhou Huatai Optic Tech. Co., Ltd.  

Product Name: Satellite TV External Modulation Optical Transmitter (HES-26S) Model NO.: HES-26S Name: Satellite TV External Modulation Optical Transmitt Feature: Satelliter Transmitter Opereting Wavelength: 1540~1563nm&1528~1543nm&1528~1563nm Work Bandwidth: 950~2600MHz Cnr: >28dB CTB: <-36dB Cso: <-36dB Size: 19*14.5*.75 ( " ) Certification: CE Approved: 3rd Part Certification Trademark: Guangtai Origin: China Product Description HES-26S (950~2600MHz)Satellite TV external modulation optical transmitterProduct feature1. External modulation technology has no laser chirp, no chromatic dispersion distortion, large extinction ratio2. Narrow linewidth (<1MHz), low noise, DFB continuous wave laser, be propitious to reduce dispersion3.950~5500MHz RF working bandwidth4. ITU-T standard wavelength adjustable, can be used in DWDM system application5. Can use EDFA, YEDFA to long distance transmission and cover large area6. Can be compatible with any FTTX PON7. Laser APC, ATC, AWC8. All electronic adjustable9. Automatic level control ( ALC )10. Telecommunication-grade security and reliability and network management11. SNMP support remote management and control12.1+1 power supply back up, up hot-plug function available13. Excellent performance price ratio in this areaMain application1. Satellite-TV long distance transmission2. Satellite-TV FTTH3. CATV, satellite-TV, Internet, Triple-play4. Other micro-wave bandwidth long distance applicationPerformanceMin.Typ.Max.SupplementOpticalfeatureOperating wavelegnth(nm)154015501563CC15281543CB15281563XX ITU Standard wavelength tunableWavelength adjustable range(nm)-1.6+1.6XX ITU Standard wavelength tunableWavelength adjustable mode(nm)±0.01 steppingXX ITU Standard wavelength tunableSide mode suppression ratio(dB)45Extinction Ratio(dB)20Linewidth(dB/Hz)0.651Equivalent noise intensity(dB/Hz)145To 2600MHzOutput ports14Each port output power(dBm)31×03, 2×03, 4×0351×05, 2×05, 4×0571×07, 2×07, 4×078.51×09, 2×09102×10112×11SBS(dBm)13P2P, 60Km fiberReturn loss(dB)50APCOptical connectorSC/APCOption FC/APC, LC/APCIFfeatureWork bandwidth(MHz)9502600Input level(dBmV)-40-25AGCFlatness(dB)0.540MHz-2.0+2.0950~2600MHzChannel loading36CHRemarkCNR(dB)28CTB(dB)-36CSO(dB)-36Return loss(dB)10Input impedance( Ω )75IF connectF-FemaleTo LNB voltage(V)13/18Able to switchTo LNB current(mA)300General featureSNMP network management interfaceRJ45Communication interfaceRS232Power supplyAC(V)90220265DC-30-48-72Power consume(W)50Operating temp.(ºC)-5+65Storage temp.(ºC)-40+85Operating relative humidity(%)595Size (W)×(D)×(H)19×14.5×1.75 ( " )483×368×44 ( mm )