Fiber Optics Digital Communication System



Digital Transreceiver module to transmit and receive digital signal through Optical Fiber.


 The trainer contains :

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

 

  1. digital Modulator with LED.
  2. Digital 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.


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