Advanced Digital Communication Training System

Order Code: 40652

Category: Communication Trainers

Designed using advanced DDS technology on silicon The necessary LED indications are provided to know the status of the experiments The system comes with descriptive experimental manual Clock and signal generation Sine wave Fixed...



SPECIFICATION

  • Designed using advanced DDS technology on silicon
  • The necessary LED indications are provided to know the status of the experiments
  • The system comes with descriptive experimental manual

Clock and signal generation

Sine wave

  • Fixed frequency 1KHz with 0 ~ 2V

Carrier

  • Synchronized carrier of 00phase
  • Synchronized carrier of 900phase
  • Synchronized carrier of 1800phase
  • Synchronized carrier of 2700phase

Data pattern

  • 8-bit, 16-bit and 24-bit

PRBS generator

  • 16-bit with switch selectable

Noise

  • White noise 0 ~ 2Vpp

Transmitter clocks

  • 16 KHz, 32 KHz, 64 KHz, 128 KHz, 256 KHz , 512 KHz and 1.024 MHz

Output

  • 4 digit, 7 segment, LED bank

Input

  • Three 8-bit switch banks for data generation

Transmitter section

  • Differential encoder
  • Dibit encoder
  • Tribit encoder
  • Scrambler
  • BPSK, DPSK modulation
  • QPSK modulation
  • QAM modulation
  • MSK modulation
  • DPCM and ADPCM modulation

Receiver section

  • Differential decoder
  • Dibit decoder
  • Tribit decoder
  • Unscrambler
  • BPSK, DPSK demodulation
  • QPSK demodulation
  • QAM demodulation
  • MSK demodulation
  • DPCM and ADPCM demodulation
  • Digital PAM
  • Error bit adder and inter symbol interference
  • Low pass butterworth ?lters

Experiments

  • Study of BPSK modulation and demodulation
  • Study of DPSK modulation and demodulation
  • Study of dibit data encoder
  • Study of QPSK modulation and demodulation
  • Study of constellation diagram for QPSK
  • Study of tribit data encoder
  • Study of QAM modulation and demodulation
  • Study of constellation diagram for QAM
  • Study of MSK modulation and demodulation
  • Study of pulse amplitude modulation of digital data for base band transmission
  • Study of transmission and reception of band limited pulse train in base band transmission system
  • Study of eye pattern
  • Measurement of bit error rate using digital data
  • Study of message scrambler and unscrambler
  • Study of DPCM modulation and demodulation
  • Study of ADPCM modulation and demodulation
  • Quantization noise in DPCM
  • Bit error rate (BER) measurement
  • Study of eye pattern
     

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