Products

Contact Person : Mr. Xu Andy
Company Name : Shenzhen Detaik Technology Co., Ltd.
Tel : 0086-755-83987065-8858
Fax : 0086-755-83987365
Address : Guangdong,shenzhen,Yindu 31w, Duhui 100 Building, East Side of Zhonghang Road
Country/Region : China
Zip : 518000

JM-50168 Fixed Adjacent Frequency Modulator; Fixed Modulator

Product Detailed

JM-50168 is a space-saving fixed channel modulator system, which is placed 16 of the fixed vertical channel fixed modulator.

JM-50168 Fixed Adjacent Frequency CATV Modulator; Fixed Modulator

1.Technical Characteristics:

Compact size, easy installation;

Micro-computer control, image sound two-phase locking;

IF SAW filters to deal with, excellent VSB;

High-output, continuously adjustable sound frequency offset, high reliability;

A wide range of linear power supply;

The use of SMD technology, machine stability.

2. Technical Parameters:

Output frequency range	MHz	48871
RF output level	dBµV	110
Parasitic output rejection ratio	dB	≥60(Maximum output frequency)
RF output return loss	dB	≥13
Video transfer system	%	87.5(Video input level 1Vp-p)
Video-band flatness	dB	±1.2
Differential gain	%	≤3
Differential Phase	°	≤3
Video signal to noise ratio	dB	≥60
Color / light time delay difference	ns	\|τ\|≤45
Image/sound carrier power ratio (V / A)	dB	1020 Continuously adjustable
Images,soundfrequency spacing	KHz	6500±2PAL-D/K 5500±2PAL-B/G4500±2NTSC
The accuracy of the image carrier frequency f	KHz	≤5
Audio Frequency Modulation	KHz	50
Audio total harmonic distortion	%	≤1
Audio signal to noise ratio	dB	≥60
Audio pre-emphasis	µs	50
Power Supply	V	AC 220±10%
Ambient temperature		550
Relative humidity	%	≤85
Atmospheric pressure working environment	Kpa	86106
Overall dimensions	mm	500230200
Gross Weight	Kg	12.8