ANALOG OPTICAL FIBER COMMUNICATION
DSB-FC Modulation Demodulation Trainer
ELX-2101
Objective:
1. Voice transmission through optical fiber cable.
2. To study transmitter circuit & calculate its output power
3. To study receiver circuit & calculate its input power
4. To study the attenuation of signal between transmitter & receiver end.
5. Measurement of numerical aperture
Specifications:
- 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 point are brought out on front panel
Accessories:
- Adequate no of 4mm Patch Cords required for the Experiments.
- Microphone for Voice Transmission.
- Speaker for Voice Receiver End.
Optical Fiber Cable 1 Meter Length