Educational trainer

PM-ENTERPRISE

SCOPE OF LEARNING:

    • Voice transmission through optical fiber cable.
    • To study transmitter circuit & calculate its output power
    •  To study receiver circuit & calculate its input power
    •  To study the attenuation of signal between transmitter & receiver end.
    • Measurement of numerical aperture
    • &

SALIENT FEATURES:

  • 660nm Transmitter.
  • Photo Detector.
  • On-board Sine wave generator:10Hz
  • On-board 4th Order Low Pass Filer
  • Two PMMA Optical Fiber Cables 1mtr and 3mtr Length.
    • In-Built DC Regulated Power Supply.
      • Front Panel Built With High Class Insulated Printed Circuit Board Sheet With Well Printed Circuits and Symbols.
    • Fuse For Short Circuit Protection
    • Instruction Manual.
    • Connections are brought out through 2mm Brass Sockets.
    • Patch Cords 2mm.
    • The trainer is housed in ABS Plastic cabinet.
    • Size of the trainer set 12”x8”

  • In built IC based Fixed DC Regulated Power Supply +12VDC/100mA.
  • On board 1KHz sine wave oscillator provided.
  • Input amplifier stage using TL074.
  • Optical transmitter
  • Optical Receiver
  • Low Pass filter given on board.
  • AC amplifier given on board.
  • Power Amplifier given on board with volume control.
  • Circuit diagram is printed on glass epoxy PCB & different combination of resistance.
  • Test points are brought out on front panel.

  • Voice transmission through optical fiber cable.
  • To study transmitter circuit & calculate its output power
  •  To study receiver circuit & calculate its input power
  •  To study the attenuation of signal between transmitter & receiver end.
  • Measurement of numerical aperture

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