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Hangzhou Softel Optic Co., Ltd.

Encoder Modulator, HDMI to DVB-C Encoder Modulator, 8 Channels Encoder Modulator manufacturer / supplier in China, offering CATV H. 264 8 Channels HDMI to DVB-C Encoder Modulator, FTTH PLC 1X4 Splitter with SC/PC Connector, Self-Supporting 8 Cores Fiber Drop Cable and so on.

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Supplier Homepage Product Digital Headend CATV H. 264 8 Channels HDMI to DVB-C Encoder Modulator

CATV H. 264 8 Channels HDMI to DVB-C Encoder Modulator

FOB Price: US $1,000-2,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,000-2,000/ Piece
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Port: Shanghai, China
Production Capacity: 500PCS Per Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: SFT3548B
  • Function: Signal Transmission Equipment
  • Condition: New
  • Input: 8 Cvbs Inputs; 1 Asi Input, BNC Interface
  • Rate Control: Cbr/VBR
  • Modulation Standard: J.83A, J.83b, J.83c
  • Stream Output: Mpts/8*Spts; 2*Asi Output
  • Power: AC 100V-220V±10%, 50/60Hz
  • Transport Package: Packed with Polyfoam, Outer Packed with Brown Box
  • Origin: Hangzhou, Zhejiang, China
  • Type: TV Front-end Equipment
  • Certification: CE
  • Item Name: H.264 Encoder Modulator
  • Video Encoding: MPEG-2; H.264
  • Audio Encoding: MPEG1 Audio Layer 2; LC-AAC
  • RF Frequency: 30~950MHz, 1kHz Step
  • Dimension (Wxlxh): 482mm*410mm*44mm
  • Trademark: SOFTEL
  • Specification: CE, ROHS
  • HS Code: 85176229
Product Description
CATV H. 264 8 Channels HDMI to DVB-C Encoder Modulator


SFT3548B Encoder Modulator Overview

SFT3548B 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 signals and 1 ASI input to DVB-C 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 standard TVs or DVB-C 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


SFT3548B Encoder Modulator Features

-Support 8 CVBS input and 1 ASI Input for re-mux
-Support H. 264 & Mpeg2 video encoding
-Support PAL, NTSC SD signal
-MPEG1 Audio Layer 2 & LC-AAC audio encoding
-Support VBR/CBR video encoding
-Support Low Latency function
-DVB-C RF output compliant with J. 83A/B/C
-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
Input8 CVBS inputs , 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-rate0.5~15Mbps 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
Sampling rate48KHz
Bit-rate32Kb/s~384Kb/s for LC-AAC encoding (each channel);
64Kb/s~384Kb/s for Mpeg1 layer 2 encoding (each channel)
ModulationStandardJ.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 weight 4kg
Temperature0~45ºC(work),  -20~80ºC(Storage)
PowerAC 100V-220V±10%, 50/60Hz
Consumption25W
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