Chengdu JieXun Electronics Co.Ltd

We are professional CATV,Headend,STB,Encoder,Transmitter,QAM Manufacturer.

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Optical Transmitter

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Company Info

Company Published:1986-1-1
Online Postings: Products (16), offers (20)
Country/Territory: China
Business Type: Manufacture
Number of Employees: 51 ~ 200 People

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Product Group: CATV Equipment

Detailed Product Description

1310nm optical transmitter is the important part of CATV HFC network. Its main function is fiber remote transmitting of TV image signal, digital TV signal, telephone audio signal and data or compressed data signal. This transmitter own excellent capability, the Light source is imported high performance DFB laser, and radio frequency driving part is adopted RF power numeral self-controlling technology and inset excellent micro-computer self-monitoring system.

Features:

◆ High performance DFB laser with international famous brand

◆ Adopting RF power numeral self-controlling technology on radio frequency driving part to make CSO,CTB and C/N on high-top and keep output level unchanged.

◆ Adopting advanced multi-point RF predistortion technology to improve parameter of CTB , CSO and C/N

◆ inset excellent micro-computer self-monitoring system

◆ VFD blue screen display in front board showing precise information of all equipment

◆ 19〞1U standard rack,RS232 and RS485 interface

Specification:

Item	Parameter
Output optical power	4 6 8 10 12 14 16 18 20 22
Optical line loss (dB)	7 9 10 11 11.8 12.5 13 13.6 14 14.4
Optical wavelength(Nm)	1310±20
Laser type	DFB laser
Optical modulating type	Direct intensity modulating
Optical connecting type	FC/APC or SC/APC
Frequency	47-750/862MHz
RF input level	72-88dBuV
Flatness in band	±0.75dB
RF input impedance	75Ω
Input return loss	≧16(47-550) MHz; ≧14(550-750/862) MHzdB
	≧60dB
	≧65dB
Bearing noise rate	≧51dB
AGC controlling range	±8dB
MGC controlling range	0-16V
Working voltage	AC110V-250V(50Hz)V
Total power loss	30℃
Working temperature	0-45℃
Reserving temperature	-20-65℃
Opposite humidity	Maximum 95%,condensation 0%
Size	483(L)380(W)44(mm)