Fiber Optics Analog Communication System



  1. Analog Transreceiver module to transmit and receive analog signal through Optical Fiber.
  2. Establish the Voice Communication Link.

 

 The trainer contains :

  1. I.C. regulated + & -12V @ 500mA.
  2. Sine wave  Generator :
  • 100Hz to 100KHz
  • Output 0 to 5 V peak to peak
  • 50 Ohms output impedance.
  • Digital frequency counter.

 

  1. Analog Modulator with LED.
  2. Analog Demodulator with Phototransistor.
  3. One meter plastic Fiber with SMA connector.

 Specifications :

  1. Core material  :

PMMA ( Polymethyl Methacylate ).

  1. Cladding material  :

Flourinated Polymer.

  1. Fiber structure  :

Step Index type.

  1. Core / Cladding diameter  :

960 Micron / 1000 Micron.

  1. Core refractive index  :

1.492

  1. Cladding refractive index  :

1.405   to   1.417

  1. Numerical aperture  :

0.5 (typical).

  1. Acceptance angle  :

55   to   60 degrees.

  1. Attenuation at 660 nm  :

Typical 0.3 dB per meter.

  1. Jacket material  :

Polythene ( Black );  2.2 mm OD.

  

  1. One carbon microphone with stand.
  2. One head phone ( for voice Communication Link ).
  3.  Audio Frequency amplifier.


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