NDS3542 4*HDMI to DVB-C HEVC Encoder Modulator
dvb hdmi to qam modulator
Product overview
NDS3542 is a MPEG4/AVC H.264 encoding, DVB-C modulation integrated device to convert HD video signals to DVB-C RF out in the frequency range of 30~960MHz. It has equipped with 4 channels of HDMI input, 1 ASI input, and output with 2 ASI ports, 1 UDP IP port, and 1 RF port.
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-C standard TV, DVB-C 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 resolution
- MPEG4/AVC H.264 encoding
- 4* HDMI in, 1*ASI in
- DVB-C RF output
- 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
Specification
Encoding section
Video
|
Encoding
|
H.264/AVC High Profile Level 4.0(HD)
|
|
Input
|
HDMI*4
|
|
Resolution
|
1920*1080_60P, 1920*1080_50P, 1920*1080_60i, 1920*1080_50i, 1280*720_60p, 1280*720_50P
|
Audio
|
encoding
|
MPEG1 Layer II
|
|
Sample rate
|
48KHz
|
|
Bit rate
|
64kbps, 96kbps,128kbps, 192kbps, 256kbps, 320kbps
|
DVB-C modulator section
|
Standard
|
J.83A(DVB-C) J.83B J.83C
|
|
MER
|
≥42dB
|
|
RF frequency
|
30~960MHz, 1KHz step
|
|
RF output level
|
-30~ -10dbm(81~97 dbµV), 0.1db step
|
|
Symbol rate
|
5.0-9.0 Msps
|
|
J.83A
|
|
|
Bandwidth
|
8M
|
|
Constellation
|
16QAM, 32 QAM, 64QAM,128 QAM, 256 QAM
|
|
J.83B
|
|
|
Constellation
|
64QAM, 256QAM
|
|
bandwidth
|
6M
|
|
J.83C
|
|
|
Constellation
|
64QAM, 256QAM
|
|
Bandwidth
|
6M
|
|
Scrambling (Optional)
|
|
|
Max Simulscrypt CA
|
4
|
|
Scramble Standard
|
ETSI 101 197,ETSI 103 197
|
|
Connection
|
Local/remote connection
|
