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FIBRE
OPTIC TRAINERS |
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5. FIBER OPTIC ANALOG TRANSMITTER AND
RECEIVER TRAINER (WITH MODULATION & DEMODULATION)
(VOFT-03) |
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Fiber optic Analog transmitter and receiver trainers Kit
(VOFT-03) used to study the different modulation/
demodulation and Analog transmission / reception by using
fiber optic communication link. |
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Features: |
On-board modulating signal generator
On-board carrier signal generator
On-board transmitter & driver
Different types of modulation technique
Various test points
Onboard receiver
Different type of Demodulation
Variable gain controller
Inbuilt power supply
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Specification:
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Transmitter
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Modulating signal
#Frequency : 350Hz-32KHz
#Amplitude : 2Vpp
Modulation technique
#Amplitude Modulation
#Frequency Modulation
#Pulse Amplitude Modulation
#Direct intensity Modulation
Carrier Signal : 50KHz
Transmitter type: AC /DC coupled
Source wave length: 660nm
Optical input connector: Screw type
Supply voltage : 12V, 5V, GND
Supply Current : 200mA (Approx)
Mode selection : Selectable switch
Interface Connector
#External Input : BNC
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| Receiver: |
Receiver type: AC/DC coupled
Diode
type : PIN photo diode
Diode wave length: 660nm - 950nm
Optical input connector: Screw type
Demodulation technique
#AM Detector: Envelope detector
#FM Detector: PLL Detector
#PAM Detector : Second order low pass Filter (Butter worth)
#Direct intensity detector
Supply Voltage :5V, 12V, GND
Supply Current :200mA (Approx)
Interface
connector : BNC
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| Communicating
Media |
Fiber cable:1000micron plastic multimode fiber.
Core refractive index: 1.492
Cladding refractive index: 1.406
Numerical aperture: 0.5
Acceptance angle: 60 deg.
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| Accessories
Included |
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1m & 3m Fiber cable – Each. 1No. |
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BNC - BNC cable – 2 Nos. |
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NA setup |
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Mandrel |
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Coupling setup |
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EMI setup |
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Detailed Experimental Documentation |
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| Experiments: |
- To study the analog signal transmission & reception
- To study the Bending loss
- To study the Numerical aperture
- Effect of Electro Magnetic Interference on fiber
- To study the coupling loss
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