Elementary Fiber Optic Trainer

Experiments Included:

  • Study an 820nm Fiber Optic Analog Link

  • To Study CVSD Encoding and Decoding

  • Study CVSD Encoding and Decoding Through Microphone

  • To Study CVSD Encoding and Decoding Through Fiber Optic

  • To Study Frequency Modulation (FM) and Demodulation

  • To Study Frequency Modulation (FM) and De-modulation Through Microphone

  • To Study Frequency Modulation (FM) and De-modulation Through Fiber Optic

Fiber Optics Trainer IT-4409 is designed to demonstrate & perform communication using Fiber Optics as a medium of transmission. The trainer demonstrates characteristics of Fiber Optics Transmitter & Receiver and transmission of signal obtained from different types of Modulation techniques. Trainer can also be used to demonstrate Digital Communication using Fiber Optic link.

Features:

  • Power Supply Included

  • Required Circuits Tested

  • Each Section Clearly Marked for Input and Output

  • Each Section Works as an Independent Unit

  • Built-in Audio Generator

  • Built-In Clock Generators

  • Each Section Clearly Marked for Easy Understanding

Technical Features:

  • Transmitter: Fiber Optic LED

  • Receiver: Fiber Optic Photo detector

  • Modulation Techniques: FM & CVSD

  • Transmitter Driver: Analog & Digital

  • Clock: 8KHz, 16KHz, 32KHz and 64KHz

  • PLL Detector: for FM demodulation

  • AC Amplifier: with adjustable gain

  • Audio Generator: Sine wave with amplitude & frequency variable

  • Microphone Interface: for voice link

  • Low Pass Filter: 5th Order Butterworth, 3.4 KHz cut-off Frequency

  • Audio Amplifier: Monolithic with Speaker

  • Voice Link: Fiber Optic Voice link using microphone & speaker (built in)

  • Cable Type: Multimode

  • Interconnections: 2mm gold plated pins

Accessories: Power cord, Experiment Manual, Fiber Optic patch cable, Microphone