FOL-B-P: Fiber Optic Communication Trainer

Transmitter: 2 Nos. Siemens Fiber optics LED

Peak wavelength of emission 950 nm Infrared (SFH450V).
Peak wavelength of emission 660 nm Red Visible (SFH756V)

Receiver: 2 Nos. Siemens Fiber Optic Photo Detector

Pin Diode with responsivity of 0.3 micro Amp/micro Watt (SFH 250V).
Photo Detector with TTL Logic Output (SFH551V).

Modulation Techniques: 

Direct Intensity Modulation
Frequency Modulation
Amplitude Modulation
Pulse Width Modulation (PWM).
Pulse Position Modulation (PPM).

Analog Bandwidth: 2 MHz

Digital Bandwidth: 5 MHz

Driver Circuit : Analog and Digital Configuration for 950 nm and 660 nm LED

Filter Circuit: 4th Order Butter-worth Filter with 3.4 KHzCut-off.

On-Board Function Generator:

1Hz 100 KHz, variable Amplitude Sine Wave.
1Hz-100 KHz TTL-Square waves

Voice Communication: Fiber Optic Voice Link using dynamic MIC and Speaker

Fiber Optic Cable Type: Plastic Optical Cable, Step index, Multimode.

Core Refractive index-n1: 1.492.
Clad Refractive index-n2: 1.406.
Numerical Aperture: 0.5.
Acceptance Angle: 60 degrees.
Fiber Diameter: 1000 microns.
Outer Diameter: 2.2 mm.
Fiber Lengths: 1 and 3 Meter.

Power Supply: ± 5V, ±12V.

Study of Losses in Optical Fiber

Study of Characteristics of Fiber Optic LED

Measurement of Numerical Aperture

Study of Frequency Modulation & Demodulation Using Fiber Optic Link

Setting Up a Fiber Optic Digital Link

Study of Pulse Width Modulation & Demodulation

Study of Pulse Position Modulation & Demodulation

Study of Amplitude Modulation & Demodulation Using Fiber Optic Link

Measurement Of Bit Error Rate Using Binary Data

Study Of PC-PC Communication Between Two Computers Using Fiber Optic Digital     Link

Study Of Digital Panel Meter Using Fiber Optic Link