LINK-MI LM-SF44 User manual

4Chs HD SDI Video to Fiber Converter
LM-SF44
User Guide
4Chs HD SDI Video to Fiber Converter
LINK-MI LM-SF44 HD-SDI Fiber Transceiver is a perfect and economic digital
product with high speed transmission. It adopts the advanced high-speed optical fiber
communication technology, digital video technology and date communication
technology. Our devices are one of the most advanced transmission products around
the world ,and all of them are suitable for long distance with high resolution real-time
video monitoring. These series devices mainly apply for
270Mbps，1.485Gbps，2.97Gbps signal transmissions, compatible with
143M，77M，270M，360M，540Mbps SDI signals. System support for :
SMPTE259M，SMPTE297M，SMPTE305M，SMPTE310M，SMPTE422M .

1. Overview
The could transmit 4-ch HD SDI over one fiber, single mode or multimode. Signals are equalized and
re-clocked prior to fiber optic transmission.
2. Features
1. 4-ch HDSDI
2. Range from 19.4Mb/s to 1.485Gb/s
3. Support all SMPTE 295M standard, 143Mb/s - 360Mb/s
4. Support SMPTE 305M (SDI), SMPTE 310M (19.4Mb/s), SMPTE 344M
(540Mb/s),M2S .
5. Output wavelength 1310nm,1550nm and 16 types of CWDM (ITU-T G.694.2
compliant)
3. Specifications
Serial TV, BNC input
Signal standard
SMPTE 292M, 259M, 297M, 305M, 310M, M2S,
DVB-SSI and Telecom/Datacom rate(19.4Mb/s -
1.485Gb/s)
Input number
4
Reflection loss
>15DB
Equilibrium
0-150m @1.485Gb/s
Connector
75ΩBNC
Optics
Channel
1
Type
single-mode (multimode optional)
Wavelength
1310nm /1550nm
Reflection loss
> 15dB
Dithering
< 0.2UI
Connector
FC/PC (SC/PC optional)
Serial TV, BNC output (EO/OE)
Channel
4
Signal level
800mV nominal
Rise/fall time
200ps indication
Overshoot
< 10% amplitude
Reflection loss
>15dB
Dithering
< 0.2UI
Connector
75ΩBNC
Power and environmental indication
Operating temperature
-45°C~+50°C
EMI/RFI
meet FCC Part 15 Class A, EU EMC standard
Average time trouble-free
>100000 hours

4. Applications
Remote OB Van/Truck Video Feeds;
Broadcast Studio Camera Feeds;
Long-haul Signal Transport;
TV station/video conference;
Lecture Hall Projector Connectivity;
Medical/Surgical Room Broadcast;
Small corporate campus video links
5. Ordering information
SDI optical transmitter
4-ch HDSDI input, 4-chHDSDI output, single mode, single fiber, standard 20km, FC
fiber connector, stand alon
Successful cases (partial)
No
END USER
project or application
referred products
1
Harbin TV
live broadcast and rebroadcast
Broadcast quality AV
transceivers
2
Shenyang TV
vocal concert and evening party live
broadcast
Broadcast quality AV
transceivers
3
Chongqing
TV
CQU Anniversary Great evening party live
broadcast
Broadcast quality AV
transceivers
HD-SDI series transceiver
4
HNTV
outdoor great entertainment live broadcast
Broadcast quality AV
transceivers
HD-SDI series transceiver
5
SCTV
Channel 5 live broadcast
Broadcast quality AV
transceivers
6
AHTV
outdoor live broadcast
HD-SDI series transceiver
7
Sinopec
HD video conference and meeting
HD-SDI series transceiver
8
Academy of
Armored
Force
Engineering,
HD video conference and meeting
HD-SDI series transceiver
Oversea successful cases ( partial)
No
countries
location and application
referred products
1
Russia
Irkutsk oblast broadcast
Broadcast quality AV
transceivers
2
Russia
KMAO,Nyagan,broadcast
Broadcast quality AV
transceivers
3
Germany
Saxony, video transmission for big screen
HD-SDI series transceiver
4
Mongolia
National radio station
Broadcast quality AV
transceivers
5
Australia
Queensland, video transmission
VGA series transceiver
6
Pakistan
Islamabad PTV SD video transmission
SD-SDI series transceiver
7
Iran
Isfahan Surveillance
serveillance transceiver

6.Application Diagram