Description

Features of QPSK Modulation and Demodulation Trainer

• On-board message signal with varies format
• Four different pattern message signal
• On Board Sine and Cosine carrier signal
• QPSK Modulation using MC 1496 IC
• QPSK Demodulation using MC 1496 IC & Diode detector
• Detector section used LM 311 Comparator
• Internal Power Supply +5V , +12V/ 500 mA
• Number of test point to study the QPSK system
• User friendly front panel block diagram

Technical Specification

• Message Signal 1 :
  • 4 Bit variable Data
  • Amplitude 5V
• Message Signal 2 :
  • 4 Bit variable Data
  • Amplitude 5V
  • Message Signal 3 :
    • Fixed Data 5K, 2.5K
    • Amplitude 5V
  • Carrier Signal 1 :
    • Sine wave Frequency 10KHz
    • Amplitude 5V
  • Carrier Signal 2 :
    • Cosine wave Frequency 10 KHz
    • Amplitude 5V
  • Modulator Type : Balanced Modulator
  • Adder : Op Amp Based
  • Demodulator : Balanced Demodulator & Diode Detector
  • Comparator : LM 311 Based
  • Supply Voltage (Board) : +12V, +5V / DC
  • Supply current : 100 mA (Minimum)
  • Input Voltage : 230 V/ 50 Hz AC
  • Interface connectors : 2mm socket

  Kit Include

  • QPSK Trainer : 1 No
  • Patch chord : 10 No’s
  • Power chord : 1 No
  • Manual : 1 No