4 channels CVBS to DVB T encoder modulator

cvbs enxoder encoder 1.4* CVBS in & 1*RF LOOP ASI IN 2.RF COFDM DVB-T out ASI out

Outline

The device is a MPEG2 Encoding, DVB-T modulation integrated device to convert 4CVBS A/V signals and one ASI input to DVB-T RF out in the frequency range of 30~860MHz. It has equipped with 4 channel CVBS input, and 1 RF input.

The signals source could be from satellite receivers, closed-circuit television cameras, Blue-ray players, and antenna etc. its output signal is to be received by a DVB-T standard TV, STB.

The device can be used in public place such as metro, market hall, theatre, hotels, resorts, etc for advertising. It also can be used for monitoring, training and educating in company, schools, campuses, hospital.

Key features

n         720*576(PAL), 720*480(NTSC) Full SD support

n         MPEG2 encoding.

n         4* CVBS in & 1*RF LOOP ASI IN

n         RF COFDM DVB-T out ASI out

n         LCN support (Logical Channel Number)

n         Excellent modulation quality MER≥46dB

n         RF Frequency range 30Mhz~860Mhz

n         Updates via web/Ethernet

n         Lowest cost per channel --- breakthrough price

n         Multi- application

MPEG-2 SD Encoding (Option 1)

Video	Encoder	MPEG-2 MP@ML(4:2:0)
	Input	CVBS*2
	Resolution	720*576(PAL), 720*480(NTSC)
Audio	Encoder	MPEG1 Layer II
	Input	Unbalanced stereo analog audio*2
	Sample rate	48KHz
	Bit rate	128kbps

MPEG-2 SD Super Encoding (Option 2)

Video	Encoder	MPEG-2 MP@ML(4:2:0)
	Input	CVBS*4
	Resolution	720*576(PAL), 720*480(NTSC)
Audio	Encoder	MPEG1 Layer II
	Input	Unbalanced stereo analog audio*4
	Sample rate	48KHz
	Bit rate	128kbps

DVB-T Modulation

Standard	EN300744
FFT mode	2K, 8K
Bandwidth	6M, 7M, 8M
Constellation	QPSK, 16QAM, 64QAM
Guard Interval	1/4, 1/8, 1/16, 1/32
FEC	1/2, 2/3, 3/4, 5/6, 7/8
MER	≥42db
RF frequency	30~960MHz, 1KHZ step
RF output level	-26~-10dbm (81~97dbµV), 0.1db step

General

Power supply	110±10%, 220±10% VAC
Consumption	25 W
Operating temperature	0~45°C (operating) -20~80°C (storage)
Dimensions	36*50*5 cm
Weight	3.3 Kg

Interface

Standard	Ethernet
Remote interface/updates	Web/Ethernet
Language	English

 

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4 channels CVBS to DVB T encoder modulator