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HD Video over Fiber
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HD(one channel)
HD2(2-channel)
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HD8(8-channel)
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3G-SDI HD Video over Fiber
3G Mini
3G(one channel)
3G2(2-channel)
3G4(4-channel)
3G8(8-channel)
3G(Thumb Type)


HD Video + Audio over Fiber
DMB(HD-SDI + Audio)


HD Video + IP over Fiber
HDX1(HD-SDI + IP)


HD Video + Data over Fiber
HDX2(HD-SDI + RS232/422/485)


AES/EBU Digital Audio over Fiber
i2AES(2-channel)
i4AES(4-channel)
i8AES(8-channel)


Analog Video Audio over Fiber
A1(1 Video, 2 Audio )
A2(2 Video, 4 Audio )
A4(4 Video, 8 Audio )
A8(8 Video, 16 Audio)


Analog Audio over Fiber
i2(2-channel)
i4(4-channel)
i8(8-channel)
BCI i16(16-channel)


HD Multimedia over Fiber
M1(HDMI)
M2(DVI)
M3(VGA/RGBHV)
M4(YPbPr)
M5(IP)
M6(RS232/422/485)


L-Band Satellite Signal over Fiber
LB Mini
LB(one channel)
LB2(2-channel)
LB4(4-channel)
LB7(7-channel)
LB(one channel, bi-directional)


 


Doteck LB7 Series

Datasheet


 

Doteck LB7 Series 7-channel L-Band fiber optic Transmission System

Doteck

Doteck
Features
tVariety of technical specifications and design shows the characteristics of satellite L-band fiber optic link products in current market and it’s the best solution with lowest cost
tBandwidth at 950~2150MHz, can transmit analogue or digital signal from L-band of all satellites
tTG transmitter, and AGC amplifier inside
tPerfect laser APC, ATC controls circuit guaranteeing the laser’s long service life and high stable operating
tTransmitter could send 13VDC or 18VDC to LNB
tAll the working specifications are controlled by microprocessor. It is used in the project with high requirement
tPrevent from electromagnetism, RF and thunder and lightning interference strongly
tAll components, including connectors, are ordered from public-known manufacturers in the world, high stability and reliability ensurance
tEnclosure box material is made of aluminum, elegant appearance, and light weight

Applications
tSatellite L-band fiber optic assignment system
tOcean ship satellite fiber optic assignment system
tSatellite L-band up/down fiber optic link

Introduction
tDoteck LB7 series L-band fiber optic transmission system is working under the bandwidth of 950~2150MHz, which could convert all L-band analogue or digital satellite signals got by LNB to optical signal, support transmission of 7-channel L-band satellite signal on one optical fiber, via a single fiber to achieve full transparency, high quality, long distance transmission. It is also used in fiber optic assignment in satellite building and satellite L-band up/down link, use agile and convenient installation.

Technical Specifications

RF parameters

Frequency range

950~2150MHz

Level input

-45~-20dBm

Level output

-30~-25dBm

Smoothness

±1.0dB(950~2150MHz)

Channel

7

Input impedance

75Ω

RF return loss

≥10dB

RF connector

F-type

Intermodulation

≤-40dBc

Noise figure

42dB

Link gain

0-10dB


Physical

Dimension(H×W×D, mm)

133×483×350(mm)

Power supply

130-260VAC, 50/60Hz

Power consumption

<20W

Operating temperature

0-50℃

Relative humidity

0-95%, non-condensing


Fiber optic link

Wavelength

1310nm/1550nm

Number of fiber

1 or 7

Connector

FC/APC

Distance

0-20km, or 0-40km optional

 
 
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