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8 12 16 24 CVBS input Encoder Modulator
8 12 16 24 CVBS input Encoder Modulator
8 12 16 24 CVBS input Encoder Modulator

DAYTAI 8 12 16 24 CVBS input Encoder Modulator,(DT-EM-CVBS8/12/16/24) is a professional high integration device which

 includes encoding, multiplexing, scrambling and modulation. It supports 8 to 24 CVBS inputs, one DVB-C/ T/(T)/ISDBT tuner 



Model: DT-EM-CVBS8/12/16/24 Brand: DAYTAI
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Product Description

DAYTAI 8 12 16 24 CVBS input Encoder Modulator,(DT-EM-CVBS8/12/16/24) is a professional high integration device which

 includes encoding, multiplexing, scrambling and modulation. It supports 8 to 24 CVBS inputs, one DVB-C/ T/(T)/ISDBT tuner 

input and 128 IP input through Data1 (GE) and Data2(FE) port. It also supports DVB-C/T RF out with 4 adjacent carries, and 

supports 4 MPTS out thru Data1 (GE). This full function device makes it ideal for small CATV head end system, and it's a smart

 choice for hotel TV system, entertainment system in sports bar,hospital, apartment…


Features

Support CC (closed caption)

Support 4 DVB-C or 4 DVB-T RF out

128 IP input over UDP and RTP protocol

8/12/16/20/24 A/V inputs with MPEG2 Encoding

Control via web management, and easy updates via web

4 groups of multiplexing/scrambling/modulation output channels

Support 4 MPTS IP (DATA1 port only) output over UDP and RTP

Support PID remapping/ accurate PCR adjusting/PSI/SI editing and inserting

MPEG1 Layer II, AC3(2.0) Audio encoding and support audio gain adjustment

1 DVB-C/T/(T)/ISDBT tuner input for re-mux (For DVB-C RF out version. Suitable for India market.)

Support LOGO, Caption, QR code insertion---NDS3542HA(Language Supported: 中文, English, اردو, for more languages please consult us…)

Specification

Item

Specification

Input

8/12/16/20/24 CVBS inputs , RCA interface ,

1 DVB-C/T/(T)/ISDBT Tuner for remux, F type interface (only for DVB-C RF out)

128 IP input over UDP and RTP, DATA1 and DATA2,RJ45

Tuner Section

DVB-C

Standard

J.83A(DVB-C), J.83B, J.83C



Frequency In

60 MHz~890 MHz



Constellation

16/32/64/128/256 QAM


DVB-T/(T)

Frequency In

60 MHz~890 MHz



Bandwidth

6/7/8 M bandwidth


ISDB-T

Frequency In

60 MHz~890 MHz

Video

Resolution

720×480_60i, 544×480_60i, 352×480_60i

352×240_60i,320×240_60i,176×240_60i, 176×120_60i



720×576_50i,704×576_50i,640×576_50i, 352×288_50i

320×288_50i, 176×288_50i, 176×144_50i


Encoding

MPEG-2


Bit-rate

0.5Mbps~8Mbps each channel


Rate Control

CBR, VBR


GOP Structure

GOP_0_B, GOP_1_B, GOP_2_B, GOP_3_B


Advanced Pretreatment

De-interlacing, noise reduction

Audio

Encoding

MPEG-1 Layer 2, AC3 (2.0)


Sampling rate

48KHz


Resolution

24-bit


Bit-rate

64Kbps,128Kbps,192kbps,256kbps,320kbps,384kbps each channel

Multiplexing

Maximum PID

Remapping

180 input per channel


Function

PID remapping ( automatically or manually)



Accurate PCR adjusting



Generate PSI/ SI table automatically

Scrambling

(Only for DVB-C RF out)

Maximum simulcrypt CA

4


Standard

ETR289, ETSI 101 197, ETSI 103 197


Connection

Local/remote connection

Modulation

DVB-C

RF out

4*RF DVB-C out (4 carriers combined output)



Standard

EN300 429/ITU-T J.83A/B



MER

≥40db



RF frequency

50~960MHz, 1KHz step



RF output level

-25 ~ -1 dBm, 1dBm step



Symbol Rate

5.0Msps~7.0Msps, 1ksps stepping



Constellation

16/32/64/128/256QAM



Constellation

J.83A

J.83B




16/32/64/128/256QAM

64/256 QAM



Bandwidth

8M

6M


DVB-T

RF out

4*RF DVB-T out (4 carriers combined output)



Standard

EN300744



FFT mode

2K,



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

≥42 dB



RF frequency

50~960MHz, 1KHz step



RF output level

-28~ -3 dBm, 1 dBm step

Stream output

RF output (F type interface)


4 IP MPTS output over UDP/RTP, 1*1000M Base-T Ethernet interface

System function

Network management (WEB)


English language


Ethernet software upgrade

Miscellaneous

Dimension (W×L×H)

482mm×410mm×44mm


Environment

0~45℃(work)-20~80℃Storage


Power requirements

AC 110V± 10%, 50/60Hz, AC 220 ± 10%, 50/60Hz


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