SAT IF Direct Modulated Satellite L Band Transmitter

Product Overview

Description

HDS-26S

950~2600MHz

SAT-IF Direct Modulated  Satellite L-Band Transmitter

 

Product description

Huatai HDS-26S (original model: HDBS-3000TX) series FTTH satellite optical L-Band  transmitter, adopts high linearity with cooling DFB and direct modulated way. It can transmit 950~2600MHz L-Band analogue by receiving satellite aerial radio frequency head or SAT-IF. It reaches transmission of total transparency and high quality and long distance by optical fiber. Satellite L-Band up/down link.Satellite Optical operating wavelength is 1310nm or 1550nm.

 

HDS-26S series, covering essence of satellite L-Band optical fiber link in present market. Various specifications and performances and excellent cost price advantage provide more choose space for carriers. Flexible network organization is solution of the lowest cost price in present market.

Product features

1. Various specification and performances, covering essence of satellite L-band optical fiber link in present market.


2. 950~2600MHz operating bandwidth, transmitting all satellite L-Band analogue and digital signals.


3. Optical wavelength: 1310nm, 1550nm, CWDM optional, supply the biggest output power in the field.


4. Laser type: A type (cooling), B type (non-cooling) high linearity, optical isolated DFB laser optional.


5. TG optical transmitter (standard type), build-in AGC linearity amplifier.


6. TO optical transmitter (type optional), build-in no IF amplifier, VOH input allowed, suitable for VOH output L-Band externally optical transmitter.


7. Perfect laser APC, ATC control electric, prove long lifetime and high reliable work.


8. Optical transmitter can supply 13VDC or 18 VDC to LNB.


9. It realizes automatic switchover between main and spare link by choosing RF Switch (HRS-201) or Optical Switch (HOSW5000).


10. Capacity of resisting electromagnetic, radio frequency, thunderstorm.


11. Excellent P/P ratio.

 

• L-Band Satellite building fiber distribution system


• Ocean steamer satellite fiber distribution system


• L-Band Satellite up/down fiber link

 

Technical Index

Performance				Index			Supplement
				Min.	typ.	Max.
Optical feature	Laser type	A type		Cooling DFB			A1310, A1550, A15xx
		B type		Non-cooling DFB with optial isolation			B1310, B1550
	Operating Wavelength		(nm)	1300	1310	1320	A1310, B1310
				1530	1550	1563	A1550, B1550
					ITU-G		A15xx
				1270	CWDM	1610	B1xxx
	Wavelength adjustable range		(nm)	-1.6		+1.6	A15xxx
	Wavelength adjustable mode			In steps ±0.01nm			A15xx
	Wavelength stability		(Pm/°C)	-1		0	TC=20~70°C
	Equivalent noise temperature		(dB/Hz)			-155
	Side mode suppression ratio		(dB)	35
	Optical isolation		(dB)	30
	Extinction ratio		(dB)	8.2
	SBS		(dBm)	16			1310nm
				18			1550nm
	Optical output power		(mW)	1		10	B1310
				10		30	A1310
				1.0		4	B1550, B1xxx
				4		10	A1550, A15xx
	Return loss		(dB)	50
	Optical connector			SC/APC & LC/APC
RF feature	Operating bandwidth		(MHz)	950		2600
	Input range		(dBm)	-40		-25	TX, SAT-IF with AGC amplification
					-8		TX, SAT-IF without IF amplification
	Flatness		(dB)		0.5		40MHz
				-2.0		+2.0	950~2400MHz
	Return loss		(dB)	10			950~2400MHz
	Input ompendance		( Ω )	75
	CNR		(dB)	28
	CTB		(dB)			-36
	CSO		(dB)			-36
	To LNB voltage		(V)		13/18
	To LNB current		(mA)			300
SAT-IF feature	SNMP interface			RJ45			HDS-26S-1-xx
	Communication interface			RS232			HDS-26S-1-xx
	Power supply	AC	(V)	90	220	265
		DC		-30	-48	-72
	Power consumption		(W)			5	Single PS
	Operating temp.		(°C)	-5		+65
	Storage temp.		(°C)	-40		+85
	Operating relative humidity		(%)	5		95
	Size			19×14.5×1.75 ( " ) 483×368×44 ( mm )			HDS-26S-1-xx
				2.3×3.9×0.9 ( " ) 59×98×23 ( mm )			HDS-26S-2-xx
				4.6×2.8×1.1 ( " ) 117×72×29 ( mm )			HDS-26S-3-xx
				5.9×5.3×3.9 ( " ) 150×135×98 ( mm )			HDS-26S-9-xx