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All-In-One Device Digital TV Encoder Modulator CVBS SDI ASI Input DVB-C ATSC-T RF Out

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All-In-One Device Digital TV Encoder Modulator CVBS SDI ASI Input DVB-C ATSC-T RF Out

Brand Name : Hooray Vision
Model Number : HEM-2128S
Certification : ISO 9001-2008
Place of Origin : China
MOQ : 1
Payment Terms : T/T, Western Union
Packaging Details : OEM
Supply Ability : 50
Format : MPEG4 SD
Input Channel : 8CVBS
Function : Encoder Modulator
Output : RF
RF Modulation : DVB-C DVB-T DVB-S ATSC
Multiplexing : Support
Scrambling : Support
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Digital TV Encoder Modulator All-In-One Device CVBS SDI ASI Input DVB-C ATSC-T RF Out

HEM-2128S 8 in 1 Encoder/Modulator is an all-in-one device integrated encoding, multiplexing and modulation functions in one standard 1U case. It can convert 8 CVBS or 8 SDI signals and 1 ASI input to DVB-C or ATSC-T RF out in the frequency range of 30~950MHz. It is also equipped with 2 ASI ports and IP port to output TS in MPTS or SPTS.

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

Key Features

· Support 8 AV (CVBS or SDI optional) input and 1 ASI Input for re-mux

· H.264 and Mpeg2 video encoding

· Support 720*576i and 720*480i SD signal

· MPEG1 Audio Layer 2 & LC-AAC & HE-AAC (AC3 optional) audio encoding

· Support VBR/CBR video encoding

· Support Low Latency function

· ATSC-T (DVB-T/DVB-C optional) RF output

· Supports MPTS or 8 SPTS IP (UDP, RTP/RTSP) Output

· Supports IP null packet filter

· Excellent modulation quality

· LCD / keyboard and web NMS operation

· Update device through NMS port


Technical Specification

Input8 CVBS (or SDI) input, BNC interface
8 pairs unbalanced stereo audio input, BNC interface
1 ASI input, BNC interface
VideoResolutionPAL:720*576i; NTSC: 720*480i
EncodingMPEG-2; H.264
Bit-rate

0.5~15Mbps for H.264 encoding
1~15Mbps for MPEG-2 encoding

Rate ControlCBR/VBR
Aspect Ratio4:3, 16:9
Advanced PretreatmentDe-interlacing, Noise Reduction, Sharpening
AudioEncodingMPEG1 Audio Layer 2; LC-AAC; HE-AAC; DD AC3 (Optional)
Sampling rate48KHz
Bit-rate

32Kb/s~384Kb/s (LC-AAC or HE-AAC)
64Kb/s~384Kb/s (MPEG1 Audio Layer 2)

ATSC Modulator SectionStandardATSC A/53
Constellation8 VSB
RF Output Level26~-10dbm (81~97dbµV), 0.1db step
MER≥42dB
RF frequency30~960MHz, 1KHz step
DVB-T Modulator SectionStandardEN300744
FFT mode2K, 8K
Bandwidth6M, 7M, 8M
ConstellationQPSK, 16QAM, 64QAM
Guard Interval1/4, 1/8, 1/16, 1/32
FEC1/2, 2/3, 3/4, 5/6, 7/8
MER≥42Db
RF frequency30~960MHz, 1KHz step
RF out

2*RF COFDM DVB-T out (2 carriers combined output);
Double output bandwidth

RF output level-30~ -10dbm (77~97 dbµV), 0.1db step
DVB-C Modulator SectionStandardJ.83A, J.83B, J.83C
MER≥42dB
RF frequency30~950MHz, 1KHz step
RF output level-30.0~ 0.0 dbm (77~107 dbµV), 0.1db step
Symbol rate2.5 – 4.66 Msps, 5.0 - 8.0 Msps
J.83AConstellation16/32/64/128/256QAM
bandwidth8M
J.83BConstellation64QAM, 256QAM
bandwidth6M
J.83CConstellation64QAM, 256QAM
Bandwidth6M
Multiplexing1 ASI input multiplexed with local 8 channels of TS
Stream Output2*ASI output, BNC interface
MPTS/8*SPTS over UDP or RTP/RTSP, 100Base-T Ethernet interface (UDP/RTP/RTSP unicast / multicast)
System FunctionLow Latency achieved (Normal, mode 1 and mode 2 optional)
LCD/keyboard and Web-based NMS operating
System Language: English
Ethernet software & hardware upgrade
MiscellaneousDimension (W× L× H)482mm×410mm×44mm
Approx weight4kg
Temperature0~45℃(work), -20~80℃(Storage)
PowerAC 100V-220V±10%, 50/60Hz
Consumption25W















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