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Bộ Điều Chế DVB-T Dexin NDS3548H

Description

HDMI/ASI input, IP/ASI/RF output
Producer

Dexin
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Bộ Điều Chế DVB-T Dexin NDS3548H

Description
Data Sheet
Application
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Description
Data Sheet
Application
Download (file PDF)
Customer comment

Description

Bộ Điều Chế DVB-T Dexin NDS3548H chuyển tín hiệu HDMI/ASI sang IP/ASI/RF chuẩn DVB-T/C

NDS3548H 8 in 1 Encoder/Modulator is an all-in-one device integrated encoding (MPEG-4/AVC H.264), multiplexing and modulation functions in one standard 1U case. It can convert 8 HDMI signals and 1 ASI input to DVB-C/DVB-T RF out in the frequency range of 30~960MHz. It is also equipped with 2 ASI ports and IP port to output TS.

The signals source could be from satellite receivers, closed-circuit television cameras and etc. its output signal is to be received by DVB-C/T standard TVs or DVB-C/T STBs.

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.

FEATURES

* Support 8 HDMI channels input & 1 ASI Input

* Support H.264/AVC video encoding

* Support MPEG1 Layer 2 (HE-AAC (V2), LC -AAC optional) audio encoding; AC3 Passthrough (For HDMI)

* Support audio gain control

* Support PSI/SI editing and inserting

* Support accurate PCR adjusting

* PID remapping and passthrough

* Support VBR/CBR video bitrate mode

* Support 720P, 1080I, 1080P HD video format

* Support IP (1000M) Output over UDP,RTP/RTSP

* 2*DVB-C/2*DVB-T RF output

* Support IP null packet filter

* Real-time output bit-rate monitoring

* Update device through web based NMS port

* Support LCD / keyboard operating, and network management (web)

NDS3548H_DVB-T_Encoder_Modulator_1

Data Sheet

Input	8×HDMI inputs
	1 ASI input, BNC interface
Video	Resolution		1920×1080_60P,1920×1080_50P
			1920×1080_60i, 1920×1080_50i
			1280×720_60P, 1280×720 _50P
			720×576_50i, 720×480_60i
	Encoding		MPEG-4 AVC/H.264
	Bit-rate		0.8Mbps~19Mbps (each channel)
	Rate Control		CBR/VBR
	GOP Structure		IBBP
	Advanced Pretreatment		De-interlacing, Noise Reduction, Sharpening
Audio	Encoding		MPEG-1 Layer 2 (HE-AAC V2, LC- AAC Option) AC3 passthrough (for HDMI)
	Sampling rate		48KHz
	Bit-rate		64Kbps~384Kbps each channel
	Audio Gain		0-400
Multiplexing	1 ASI input multiplexed with local 8 channels of TS
	PID remapping (automatically or manually)
	Accurate PCR adjusting
	Generate PSI/SI table automatically
Modulation	DVB-C	Standard			J.83A, J.83B, J.83C
		MER			≥42dB
		RF frequency			30~960MHz, 1KHz step
		RF output level			-30.0~ -10.0 dbm (77~97 dbµV), 0.1db step
		Symbol rate			5.0 - 9.0 Msps
		J.83A			Constellation	16/32/64/128/256QAM
					bandwidth	8M
		J.83B			Constellation	64QAM, 256QAM
					bandwidth	6M
		J.83C			Constellation	64QAM, 256QAM
					Bandwidth	6M
		RF out			2*RF DVB-C out
	DVB-T	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			-30~ -10dbm (77~97 dbµV), 0.1db step
		RF out			2*RF DVB-T out
Stream output	2*ASI to mirror one carrier output, BNC interface
	8 SPTS over UDP,RTP/RTSP 1000Base-T Ethernet interface (unicast / multicast)
System function	LCD/keyboard operating, web NMS supporting
	Ethernet software & hardware upgrade
Miscellaneous	Dimension (W× L× H)			482mm×455mm×44mm
	Approx weight			4kg
	Temperature			0~45℃ (work), -20~80℃（Storage）
	Power			AC 100V-220V±10%, 50/60Hz
	Consumption			25W