Some Projects with 850 nm PMMA Fiber-optic Cable
• RS232C Link/Ethernet FO Transceiver
• FO Sensors/Transducers
• FO Video Link/High Speed Data Link
• FO Transmission of ECL signals
• Optical Line Terminal Equipment
• FDDI
• Multi channel Data Transmission
• Conversion of Existing High Speed System Digital Kits to FO Kits
Simplex Cable Patchcord with GI-MM Fiber Used in our Trainer
• The simplex cable with the 62.51125 graded index multimode fiber finds application for medium distance analogue (intensity modulated) and digital signal transmission upto a few hundred MHz.
• The all-glass fiber has a tight buffer construction and is reinforced with Caviar Yarn.
• It has a protective PVC outer jacket.
• The other salient features are given below:
Core/Cladding Material
Glass
Fiber Structure
GI
Core/Cladding Diameter
62.5/125 microns
Atten. (850nm)
3.5 db
Dist-Bandwidth
160MHz.Km
Numerical Aperture
0.27
Outer Diameter
2.9 mm
Operating. Temp
-20°C to +70°C
Connector Type
SMA (905)
Connector Loss
0.6 db
Fiber Optics 850 nm LED used in our Trainer
• The fiber Optics LED used in our trainer operates at 850nm, and typically couples 35mw into a 62.51125 micron GI MM fiber, operating at a forward current of 100ma.
• The LED has built-in coupling lens and is terminated with an SMA connector. Important specifications are as follows:
Typical Wavelength
850nm
Spectral Band width
35 nm
Power Output (100ma)
35 pw (62.5/125 fiber)
Forward Voltage
1.7 volts
Rise Time (10-90%)
6.0 ns
Fall Time
6.0 ns
Linearity Range
10 to 100 mA
Oper. Temp
-40 to +100C
Fiber Optics PIN Photodiode Used in our Trainer
The fiber Optics PIN Photodiode used in our trainer is a high-speed device with peak response at 860nm, important specifications of the device are:
Flux Responsivity
0.55 mA/mw
Dark Current
0.1 na (typ)
Peak Response at
860 nm
Rise Time
2 ns (Vr = 5V)
Fall Time
2.0 ns
Capacitance
1.5 pf
Field of View
80 degrees
• This trainer comes with fully assembled and tested, single sided glass epoxy PCB. Test points are provided for measurement and Terminals are provided for patching the circuit.
Features of the Trainer
Power supply
Voltage range : AC 100V – 230 V
Frequency range : 50 – 60Hz
Housing
It is housed in an elegant metal cabinet(CNC Machine finish) for better viewing and portability
Dimension
45cm x 45cm x 18cm
Weight
6 kgs
This trainer is a glass-epoxy printed circuit board and all the symbols screen-printed on the front panel so that it enables the student to conduct the experiments easily
Accessories:
• 2mm multi coloured moulded patch cords with daisying facility.
• Step-By-Step detailed instructions are provided with the instruction manual.
• Fiber optic cable terminated with SMA connectors – 2 meters.
- +91 90807 57699
- labelectronics86@gmail.com
