DPCM / ADPCM Modulation / Demodulation Trainer - Order Code 40625

SPECIFICATION

• Receiver Clock generated by PLL method.
• Demodulation is done using PLL and Envelop Detector Method.
• Switch faults are provided to study its effects on circuits.
• Block Description screen printed on PCB.
• In-Built Power Supply.

• Sine Wave Generator
  • Provides Sine waveform output using IC 74164.
  • Frequency of Sine wave is 500 Hz with variable Amplitude of max.0-4Vp-p
• Data Clock Generator
  • Jumper selectable clock with amplitude of 5V.
  • Clock of frequencies 64 KHz, 128 Khz, 256 KHz and  512KHz.
• Sampling Clock
• Sampling Clock is generated using IC 4016.
• Sampling Clock Frequency of 16 KHz and Amplitude of 5V.
• On-board features
  • DPCM modulation using sampler, quantizer and linear predictor.
  • Onboard Buffer is provided using Lf353.
  • DPCM demodulation using linear predictor, Integrator and Low pass Filter.
  • On-board Low pass filter using Tl084.
  • Block Description Screen printed on glassy epoxy PCB.
• Interconnections
  • All interconnections are made using 2mm banana Patch cords.
• Test points are provided to analyze signals at various points.
• All ICS are mounted on IC Sockets.
• Bare board Tested Glass Epoxy SMOBC PCB is used.
• In-Built Power Supply of 5V/150mA, ±12V/250mA with Power ON indication
• Attractive enclosure.
• Set of 2mm Patch cords for interconnections.
• User's Manual with sample experiments programs.

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