Bộ Điều Chế DVB-T Dexin NDS3548H

  • Description
    HDMI/ASI input, IP/ASI/RF output
  • Producer
    Dexin
  • Price
    Please Contact
  • Quantity
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

Application

Bộ Điều Chế DVB-T Dexin NDS3548H

  • Digital Headend
  • Analog Headend
  • Resort & Hotel & Building CATV System
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