AL-E541 QAM - DQAM MODULATION TRAINER

Description

SCOPE OF LEARNING:

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.
  • TECHNICAL SPECIFICATIONS:

On Board:

• On-board Sine-wave generator
• Clock And Data Generator Clock Frequency
• Data Format (Coding)
• On-board Four Carrier Sine waves of 500Khz
• On board three nos. of 8-bit NRZ-L. Data Simulator. Clock frequency of 250 Hz.
• Data Format (Coding) is NRZ-L, Tribit
• encoded and Differential EncodedI&Q bits

Power Supply:

• Fixed DC Power Supplies +12V,+5V DC, 250mA
• Operated on Mains power 230V, 50Hz +10%

Components are mounted on the panels are:

• IC
• Capacitors
• Resistors
• Diode

SALIENT FEATURES:

• Front panel built with high class insulated Printed Circuit Board sheet with well printed circuits and      symbols.
  • Instruction manual.
  • Connections are brought out through 4mm Sockets.
  • Patch Cords 4mm.
  • The trainer is housed in ABS Plastic cabinet.
  • Size of the trainer set 12”x10”

OPTIONAL ACCESSORIES:

• CRO

Technical Details