Модуляция QPSK/демодуляционный Коммуникационный тренажер/лабораторный тренажер для

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Clock Generator


 -  Synchronous clock generator using IC 555


 -  Frequency of square wave is 200 KHz.


 


Carrier Generator


 -  Provides Four quadri-phase carrier output generated using IC 7490.


 -  100KHz (0°), 100KHz (90°), 100KHz (180°), 100KHz (270°)


 


Data Generator


 -  Synchronous data generator using IC 74165


 -  Switch selectable simulated data stream


 -  Data stream generated at approx.1Kb/s rate


 


On-board Block features


 -  QPSK -modulator circuit


 -  QPSK -Demodulator


 -  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 ±12V/250mA with Power ON indication


Attractive Wooden enclosures of Light weight Australian Pine Wood.


Set of 2mm Patch cords for interconnections


User’s Manual with sample experimental


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