CATV 1550 External Modulation Optical Transmitter

CATV 1550 External Modulation Optical Transmitter

ST1550 series Advanced type Externally Modulated CATV optical transmitter adopts low noise, narrow bandwidth, and continuous wave laser as its light source.
Send Inquiry
Product Introduction

Our mission will be to grow to be an innovative supplier of high-tech digital and communication devices by giving worth added design and style, world-class production, and service capabilities for 4GE Single-fiber CATV Dual-Band ONT, Ftth Fiber Optical Node, 1550nm External Fiber Optic Transmitter. We have a keen sense of market and broad spirit of cooperation to produce perfect products for customers and to provide comprehensive support to customers. Strict management is not only the drive to continuously make a company develop and expand, but also the root for its products to win consumers' trust.

Summary

1550 External transmitter uses high linearity LiNbO3 external modulator to modulate signal. It eliminates the Chirp Effect of 1550nm direct modulation laser. Due to adopting owned system optimized control technology & using top grade key parts , the machine’s technique performance index achieves the standard of same advanced products in the world totally.


Optical Transmitter Display

1550 External transmitter

 Parameter for 1 output

Performance

IndexSupplement

Optic 

feature

Operating wavelength(nm)1540~1563
ITU-TG.692
Wavelength adjustable range(nm)±1.6 (±200GHz)
Wavelength adjustable mode
±0.05nm stepping
Linewidth(MHz)≤1FWHM(Δλ)
Side mode suppression ratio(dB)≥45SMSR
Equivalent noise intensity(dB/Hz)≤-160RIN (20~1000MHz)
Output power(dBm)1×5Optional 1×3, 1×6, 1×7
Return loss(dB)≥55
optical fiber connector
SC/APCOptional FC/APC,LC/APC

RF

feature

Work bandwidth(MHz)47-86247~1000, 47~1080 optional
Input level(dBmV)18~28AGC
Flatness(dB)≤±0.7545~862MHz


≤±1.5862~1000MHz (optional)
Return loss(dB)>16
Input impedance(Ω)75
RF port
F-Female

Link 

feature

Transmit channel
PAL-D/60CH  PAL-D/99CH
CNR1(dB)≥52  ≥50.5Back to back
CNR2(dB)≥50.5 ≥4950Km optical fiber, 0dBm receive
CTB(dB)≤-65   ≤-65
CSO(dB)≤-65  ≤-65
SBS restrain(dBm)13
General featureSNMP network management interface
RJ45
Communication interface
RS232
Power supply(VAC)90~26550/60Hz
(VDC)-4830~72
Power Consume(W)≤50Single power works
Operating temp.(°C)0~50Machine temp. control automatically
Storage temp.(°C)-40~85
Operating relative humidity(%)5~95
Size(")19×14.5×1.75 (W)x(D)x(H)

Parameter for 2 output

Performance

Index
Wavelength ADJ. Range(nm)±1.6 (±200GHz)
Wavelength ADJ. Mode
±0.05nm stepping
Side mode suppression ratio(dB)≥45
Equivalent noise intensity(dB/Hz)≤-160
Input level(dBmV)18~28
Input impedance(Ω)75
RF connector
F-Female
SNMP NM interface
RJ45
Communication interface
RS232
Linewidth(MHz)Typ.=0.65
Output power(dBm)2*3,2*5, 2*6, 2*7, 2*9, 2*10, 2*11 optional
Return loss(dB)≥50

Company Info

Company Information

If you have any questions or want to get more inforamtion, just contact with:

WhatsApp/Wechat/Line: + 86 184 5798 0817  (Helena Chen)
Email/Skype:softel12@softel-optic.com  (Helena Chen)


In the process of active innovation and bold breakthrough, we aim to become one of the world's leading CATV 1550 External Modulation Optical Transmitter enterprises, constantly meet the needs of customers with high-quality service and products! We regard employee satisfaction as an important goal of the bottom-up and development of the enterprise. We pay more attention to the recognition of corporate culture and the performance and contribution to the company on the basis of reflecting individual ability and value.

Send Inquiry

whatsapp

teams

E-mail

Inquiry