Specifications 48.25-300MHz Adjacent modulator

1.SAW filter treatmentt

2.high performance of residual side band and out of band rejection

          Gecen CATV Headend Equipment 48.25-300MHz Adjacent modulator Model GCM-1000     Product Description   Features: With SAW filter treatmentt, high performance of residual side band and out of band rejection, suitable for adjacent channel system   Audio sub-carrier controlled by PLL, high frequency accuracy and stability Superior design offering compact , reliable circuit and excellent phase noise index Video modulation index; A/V carrier ratio; Audio FM deviation; RF output level are adjustable individually Suitable for 19   standard rack mounting, with rear panel AC outlet for cascade usage Specifications

Item	Unit	Specification	Item	Unit	Specification
Output Frequency Range	MHz	48.25~300	Differential Gain	%	≤3
Output Level MAX	dBuV	113	Differential Phase	.	≤3
Output Level Adjusting Range	dB	20	C/L Delay	nS	≤35
Spurious Rejection	dB	60	Audio FM Deviation	KHz	±50
Video Carrier Accaracy	KHz	±5	Audio in-band Frequency Response	dB	≤1.5
Output Impedance	Ohm	75	A/V Carrier Ratio	dB	-10~30
Output Return Loss	dB	14	Audio S/N	dB	≥57
Video Modulation	%	87.5	Power Supply	V.AC	220±10%
Video Frequency Response	dB	≤2.0	Operating Temperation	°C	0~40
Video S/N	dB	50

    Company Information        Packaging & Shipping    10PCS/Carton
Carton size:52*38*52cm
G.W.=23.70KG   FAQ For more info, welcome to contact via Mail: gecen9 @ zhgecen.com