Product Details

Specifications

4* HDMI in, 1*ASI in, 1*RF in
2*RF DVB-T out (2 carriers combined output), double output bandwidth
IU chassis, LCD&NMS manage

NDS3542 4 * HDMI to 2*DVB-T Encoder Modulator

Product overview

NDS3542 is a MPEG4/AVC H.264 encoding, DVB-T modulation integrated device to convert HD A/V signals to DVB-T RF out in the frequency range of 30~960MHz. It has equipped with 4 channels of HDMI input, 1 ASI input, and 2 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, DVB-T 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… besides that it’s a good choice for bars to offer HD sports channels, for VIP entertainment channels, and more.

Key Features

Up to 1920*1080@50P/60P Full HD supporting

MPEG4/AVC H.264 encoding

4* HDMI in, 1*ASI in, 1*RF in

2*RF DVB-T out (2 carriers combined output), double output bandwidth

Simultaneously encoding each channel more than 10mbps

LCN support (Logical Channel Number)

Excellent modulation quality MER≥42dB

RF Frequency range 30Mhz~960Mhz

LCD display, Remote control and firmware

Updates via web/Ethernet

Lowest cost per channel --- breakthrough price

Principle chart

Specification

Encoding section

Video

Encoding	H.264/AVC High Profile Level 4.0(HD)
Input	HDMI*4
Resolution	19201080_60P, 19201080_50P, 19201080_60i, 19201080_50i, 1280720_60p, 1280720_50P

Audio

encoding	MPEG1 Layer II
Sample rate	48KHz
Bit rate	64kbps, 96kbps,128kbps, 192kbps, 256kbps, 320kbps

DVB-T modulator section

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 out	2*RF DVB-T out (2 carriers combined output), double output bandwidth
RF output level	-30~ -10dbm (81~97 dbµV), 0.1db step

Interface

Local interface	LCD + control buttons
Remote management	Web NMS
output	ASI out (BNC type, equal with RF 1); IP out (RJ45, 100M);
NMS interface	RJ45, 100M
Language	English