Zener Diode Experiment, Physics instrument, Educational Scientific Instruments

Adaptive Delta Modulation & Demodulation


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Adaptive Delta Modulation & Demodulation

Adaptive Delta Modulation & Demodulation

SALIENT FEATURES

  • Both Transmitter & Receiver on same board
  • Clock generation from crystal
  • 4 switch selectable sampling rates
  • On – Board Generators at 4 different frequencies (Synchronized)
  • Separate Adjustable DC Level
  • Selectable integrator gain setting (by switch or control circuit)
  • On – Board 4th order butter worth L.P. Filter
  • Unipoar to Bipolar conversion On – Board

TECHNICAL SPECIFICATIONS

  • Crystal Frequency : 4.096 MHz
  • Sampling Frequencies : 32 KHz, 64KHz, 128KHz, 256KHz, (switch selectable)
  • On – Board Generator : Synchronized & Adjustable Amplitude Sine wave Generator at 250Hz, 500 Hz, 1KHz, 2KHz, Separate variable D.C. Level
  • Integrator : 4 Integrator gain setting norm, X 2 X 4 X 8
  • LP Filters : 4th order Butterworth (3.4 KHz cut off frequency)
  • Test Points : More than 55
  • Interconnections : 2/4 mm socket
  • Cabinet : Enclosed in ABS plastic cabinet with detachable cover
  • Power : 220V AC ±10%, 50/60Hz mains operated
  • Accessories : Set of Patch Cords, User’s manual

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Experiment

LIST OF EXPERIMENTS
  • Delta Modulation & Demodulation
  • Effect of slope overload and increased integrator gain in Delta Modulation Adaptive Delta
  • Modulation & Demodulation
  • Delta Sigma Modulation & Demodulation Amplitude overload in Delta Sigma Modulation