Optical Fiber Communication Trainer


Optical Fiber Communication Trainer

Model Number : GOTT-OFC-334

Brand: GOTT

C/O: Malaysia

DESCRIPTION

  • Textbook includes the theoretical and practical details
  • Textbook includes the expected results for reference
  • Problem discussion attached together with answers for instructor
  • Only need oscilloscope and spectrum analyzer to obtain the measure results.

 PRODUCT MODULES

 TRANSMITTER MODULE

CODE 334-001

  • Transmitted light wavelength: 660 nm and 820 nm.
  • Data rate: 1 Mbps.
  • Transmitter bandwidth: 1 MHz.
  • Includes digital and analog transmitters, and also covers with E/O conversion circuit.
  • Built-in microphone input terminal and audio amplifier.
  • Built-in sine wave output signal, and also includes tunable amplitude and frequency output. Amplitude: 2 Vpp; Frequency : 100 Hz ~ 2.5 kHz.
  • Built-in digital data generator, used to produce TTL signal and CMOS level output.
  • The wavelength of optical fibers transmission line: 500 nm ~ 1200 nm; ST and DIN connectors

RECEIVER MODULE

 CODE 334-002

  • Received light wavelength: 660 nm and 820 nm.
  • Data rate: 1 Mbps.
  • Receiver bandwidth: 1 MHz.
  • Includes digital and analog receivers, and also covers with O/E conversion circuit.
  • Provided with tunable amplifier, which can drive the 8 W loud speaker.
  • The wavelength of optical fibers transmission line: 500 nm ~ 1200 nm; ST and DIN connectors.

ANALOG AND DIGITAL SIGNAL MODULATIONS MODULES

 CODE 334-003

 AM Modulation and Demodulation

AM Modulation:

  • Carrier Signal: 540 kHz ~ 1600 kHz.
  • Audio Frequency Signal: 1 kHz ~ 2 kHz.

AM Demodulation:

  • Carrier Signal: 540 kHz ~ 1600 kHz.
  • Audio Frequency Signal: 1 kHz ~ 2 kHz.
  • Modulation Index: 50%.

 FM Modulation and Demodulation

  FM Modulation:

  • Carrier Signal: 20 kHz.
  • Audio Frequency Signal: 1 kHz ~ 5 kHz.

 FM Demodulation:

  • Nature Frequency: 20 kHz.
  • Audio Frequency Signal: 1kHz ~ 3 kHz.

CASK Modulation and Demodulation

 ASK Modulation:

  • Carrier Signal: 20 kHz ~100 kHz.
  • Data Signal: 100 bps ~ 1 kbps.

 ASK Demodulation:

  • Carrier Signal: 20 kHz ~ 100 kHz.
  • Data Signal: 100 bps ~ 1 kbps.

 FSK Modulation and Demodulation

  FSK Modulation:

  • Space Signal: 1370 Hz.
  • Mark Signal: 870 Hz.
  • Data Signal: 100bps ~ 500 bps.

 FSK Demodulation:

  • Space Signal: 1370 Hz.
  • Mark Signal: 870 Hz.
  • Data Signal: 100 bps ~ 500 bps.

DIGITAL SIGNAL PROCESSING MODULE

 CODE 334-004

 Signal Source Encoder and Decoder (CVSD)

  • Sampling Frequency: 16 kHz ~ 50 kHz.
  • Audio Frequency Signal: 100 Hz ~ 2 kHz.
  • TTL input and output level signals.

 Channel Encoder and Decoder (Manchester)

  • Input TTL level signal.
  • CLK: 500 Hz~1 kHz.
  • Data Rate: 250 bps~500 bps.

TV SIGNAL MODULATOR AND DEMODULATOR

 CODE 334-005

 TV Signal Generator

  • Built-in 4 MHz quartz crystal oscillator.
  • 8 selected types of TV signal.
  • Output signal: ladder wave signal.
  • Output frequency: 15.6 kHz.

TV Signal Modulator

  • Audio signal: FM demodulating signal.
  • FM carrier signal: 5.5 MHz.
  • Horizontal signal is demodulated by using the band-reject filter.
  • Built-in low-pass filter to remove the noise of the audio signal.

TV Signal Modulator

  • Audio signal: FM modulating signal.
  • FM carrier signal: 5.5 MHz.
  • Built-in audio signal generator. Output frequency : 100Hz ~ 1 kHz; Output amplitude : 600 mV ~ 1.2V.
  • TV Signal: FM signal plus TV system horizontal signal.

Manuals:

  • All manuals are written in English
  • Model Answer
  • Teaching Manuals

General Terms:

  • Accessories will be provided where applicable
  • Manuals & Training will be provided where applicable.
  • Designs & Specifications are subject to change without notice.
  • We reserve the right to discontinue the manufacturing of any product.