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Home » Products » Communication Trainers » QAM / DQAM Modulation Trainer

QAM / DQAM Modulation Trainer

QAM / DQAM Modulation Trainer
QAM / DQAM Modulation Trainer
Product Code : 40623
Brand Name : Tesca
Product Description

Order Code-40623 is an Advance Digital Communication Trainer System that helps one under stand various Digital Modulation and Demodulation Techniques. Various functional block diagrams are provided on-board as an aid for Teaching/Training. These Kits are provided with various Test Points to visualize the signals on Oscilloscopes.

FEATURES:

  • On-board Sine-wave generator.
  • On-board Four Carrier Sine waves of 500Khz.
  • On board three nos. of 8-bit NRZ-L. Data Simulator.
  • Clock frequency of 250 Hz.
  • Dat Format (Coding) is NRZ-L, Tribit encoded and Differential Encoded I & Q bits.
  • In-Built Power Supply.

LIST OF EXPERIMENTS:

  • To study the elements of 8-QAM / DQAM system.
  • Tribit coding technique of NRZ-L data format.
  • Differential Encoding of Data.
  • 8-QAM Modulation technique.
  • DQAM Modulation technique.
  • To study of constellation Diagram of QAM.
  • To study bandwidth efficiency in QAM techniques.
  • Effect of Switch faults.

SPECIFICATIONS:

  • Carrier Sine Wave Generator                                                                                                                                                     - Four carrier sine waves Generated onboard.                                                                                                                      - Provides synchronized Sine waveform output of 500KHz(0deg.) ,500KHz(90 deg.) ,500KHz(180 deg. ),500KHz(270 Deg.).
  • Clock And Data Generator                                                                                                                                                               - 24 bit variable NRZ-L pattern generated depending on the position of the three nos. of 8-dit Data Switch provided.                               - Clock Frequency is of 250 Khz.              
  • Data Format (Coding)                                                                                                                                                                   - Non Return to Zero-Level (NRZ-L)                                                                                                                                                 - Tribit encoded data (I ,Q & C)                                                                                                                                             - Differential Encoded I & Q Bits.
  • Carrier Modulation Techniques                                                                                                                                            - Quadrature Amplitude Modulation.                                                                                                                                       - Differentially Quadrature Amplitude Modulation.
  • On-board features                                                                                                                                                                       - On board Three Nos. of 8 bit variable NRZ-L pattern Data Simulator                                                                                        - Switch Faults are provided on board to study different effects on circuit.                                                                                 - 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/1.5A, ±12V/250mA with Power ON indication
  • Attractive enclosure
  • Set of 2mm Patch cords for interconnections
  • User's Manual with sample experiments programs

TESCA TECHNOLOGIES PVT. LTD.

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