Advanced Type 1550 External Modulation Optical Transmitter

Advanced Type 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.
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Product Introduction

Since the establishment of our company, in the case of rapid rise in raw materials, it has always adhered to the high quality and high standard of products, taken the maintenance of the reputation and future of the whole industry as its own responsibility, come through the severe market test and took high-quality SC Fiber Optic Fixed Attenuator, Passive Optical Receiver With WDM, Wall Mount Fiber Optic Patch Panel ODF as the core competitiveness of enterprise survival. Our enterprise insists on innovation to promote the sustainable advancement of organization, and make us become the domestic high-quality suppliers. Our company meets the personalized needs of customers to achieve all customer-centric enterprise operation mechanism. We have to admit that efficiency is the most effective competitiveness of modern enterprises in the market. We continue to strengthen technical transformation to promote the economic efficiency of our company.

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)


At the same time, we do the job actively to do research and improvement for Advanced Type 1550 External Modulation Optical Transmitter. We believe that respecting employees' personality and providing them with a fair, just and open working environment are the most basic prerequisites for developing them. We make our products more diversified and value-added.

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