H9122|Zhejiang GT Lasers Tech. Co., Ltd.

GT LASERS H9122, the operating bandwidth of 47~862MHz, Products with high sensitivity optical receiver tube and special low noise matching circuit,Whether used in analog television or digital television, have high reception sensitivity and excellent intermodulation distortion index. is a low power, high performance, cost-effective triple play, FTTH CATV optical receiver.

H9122 for Analog TV, in Pin =-10dBm when, Vo ≥ 69dBμV, CNR ≥ 45dB.

H9122 for Digital TV, in Pin =-15dBm when, Vo ≥ 62.7dBμV, MER ≥ 36.8dB.

H9122 for Digital TV, in Pin =-20dBm when, Vo ≥ 53.1dBμV, MER ≥ 29.4dB.

Triple play, fiber to the home, using the H9122 can save a lot of optical fiber amplifier power resources. For operators, can greatly reduce the cost of building the network.

H9122 optical port mode of the following three selection:

H9122 :operating wavelength 1260~1620nm. A - Type

H9122/WD: Built-in CWDM, suitable for single-fiber triple wavelength system, CATV operating wavelength 1550nm, passwavelength 1310/1490nm, can conveniently connect the ONU of EPON, GPON. B - Type & C - Type

H9122/WF: built-in 1310/1490nm filter,suitable for single-fiber triple wavelength system, CATV operating wavelength 1550nm. A - Type

◉ Extra-low noise(3.8% modulate, -10dBm receive, CNR ≥ 45dB)

◉ Wide dynamic receiving optical power range: within Pin=-15, MER≥36.8dB

◉ Applicable GPON, EPON, compatible with any FTTx PON technology

◉ Can save a large number of optical power resource, greatly reduce the network configuration cost

◉ In the range of 47~862MHz, all have good flatness (FL ≤± 0.75dB)

◉ Metal shell, supply safeguards to opto-electrical sensing device

◉ High output level can supply for many users

◉ Low power consumption, high cost performance

◉ CATV FTTH

◉ Integration of three networks

◉ FTTH PON

Performance			Index	Supplement
Optic feature	CATV Work wavelength	(nm)	1260~1620	H9122（A-Type）
	CATV Work wavelength	(nm)	1540~1563	H9122/WF,H9122/WD（A & B & C-Type）
	Pass wavelength	(nm)	1310，1490	H9122/WD（B & C-Type）
	Channel Isolation	(dB)	≥40	1550nm & 1490nm
	Responsivity	(A/W)	≥0.85	1310nm
	Responsivity	(A/W)	≥0.9	1550nm
	Receiving power	(dBm)	+2~-10	Analog TV(CNR>45dB)
	Receiving power	(dBm)	+2~-20	Digital TV(MER>29dB)
	Optical return loss	(dB)	≥55
	Optical fiber connector		SC/APC	H9122，H9122./WF
	Optical fiber connector		LC/APC	H9122/WD
RF Feature	Work bandwidth	(MHz)	47 ~862
	Flatness	(dB)	≤±0.75	47~862MHz
	Output level	(dBμV)	>82	AnalogTV（Pin＝-3dBm）
	Output level	(dBμV)	>82	Digital TV（Pin＝-5dBm）
	Output level adjust	（dB）	0~18	MGC
	Return loss	(dB)	≥14	47 ~ 862MHz
	Output impedance	(Ω)	75
	Output port number		1
	RF tie-in		F-Female
Analog TV Link Feature	Test channel	(CH)	59CH(PAL-D)
	OMI	(%)	3.8
	CNR1	(dB)	54.6	Pin=-2dBm
	CNR2	(dB)	45.1	Pin=-10dBm
	CTB	(dB)	≤-65	Pin：0~-10dBm
	CSO	(dB)	≤-65	Pin：0~-10dBm
DigitalTV Link Feature	OMI	(%)	4.3
	MER	(dB)	≥36	Pin=-15dBm
	MER	(dB)	≥31	Pi=-19dBm
	BER	(dB)	<1.0E-9	Pin:+2~-20dBm
General feature	Power supply	(V)	DC+12V	±1.0V
	Power Consume	(W)	≤3	+12VDC,210mA
	Work temp	(℃)	-20 ~ 55
	Storage temp	(℃)	-40 ~ 85
	Work relative temp	(%)	5 ~ 95
	Size	(mm)	38×80×20	A -Type
			50×88×22	B -Type
			59.5×98×24	C -Type

Model	Input wavelength	CATV Operating wavelength	Data pass wavelength	Fiber connector	From
H9122	1310 or 1550nm	1260~1620nm	-	SC/APC	A -Type
H9122/WF	1310, 1490/1550nm	1540~1563nm	-	SC/APC	A -Type
H9122/WD	1310, 1490/1550nm	1540~1563nm	1310/1490nm	LC/APC	B &C -Type

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