Pulse/Digital Communication Trainer ED-2920

Cod: ED-2920


 

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EXPERIMENTS

  • PAM
    • To Understand PAM Signal Generation Which Makes an Example of Natural and Flat-Top
    • To Know the Impact of Sampling Signal Frequency on PAM Signal At the Time Domain
  • PTM
    • To Understand PTM (Pulse Time Modulation) Signal Generation Methods
    • To Understand PTM Signal Characteristics at the Time Domain
    • To Understand the Relationship Between PWM Signal and PPM Signal
  • PCM
    • To Understand A/D and D/A Conversion Processes
    • To Understand the cCounter-type A/D Conversion System
    • To Understand the Parallel-type D/A Conversion System
  • PCM
    • To Understand the Successive Approximation-type A/D Conversion System
    • To Understand PCM Signal Transmission Methods
  • PCM
    • To Understand the µ-law and µ-law Companding Characteristic Curves
    • To Understand the Influence of Companding on Demodulation Signal
  • DPCM
    • To Know the Methods of DPCM Signal Generation and Message Signal Demodulation
    • To Know the Offset Binary Code, 2’s Complement Code and Signed Binary Code
  • ADPCM
    • To Know the Relationship Between PCM CODEC’s Operation Principle and Its Timing
    • To Know the Relationship Between ADPCM System’s Operation Principle and ADPCM Transcoder’s Timing Diagram
  • LDM
    • To Know LDM Signal Generation and Message Signal Demodulation Methods
    • To Know the Shapes of Slope Overload Noise and Granular Noise Generated in ?M System
  • ADM
    • To Know ADM Signal Generation and Message Signal Demodulation Methods
    • To Know the Methods of Oblique Overload Noise Prevention in CVSD Demodulation System
  • ?-?
    • To Know ?-? Demodulation Principles and S/N Improvement Methods
    • To Know the Impact of Oversampling and Noise Shaping On the S/N Ratio at  ?-?Eemodulation

 

Features:

  • Modularized by each communicarion type
  • PAM, PTM, PCM, DPCM, ADPCM, LDM, ADM, Delta-sigma
  • No need to have additional generators (built-in power supply and signal source)
  • Can display the test point and measure signals using an oscilloscope
 

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