Frequency Modulation - Demodulation Trainer

Experiments Included:

  • Study Frequency Modulation using Varactor Modulator

  • Study Frequency Modulation using Reactance Modulator

  • Study Operation of Detuned Resonant Circuit

  • Study Operation of Quadrature Detector

  • Study Operation of Phase-Locked Loop Detector

  • Study Operation of Foster – Seeley Detector

  • Study Operation of Ratio Detector

IT-4103 is designed to Analyze the Techniques of Frequency Modulation & Demodulation using Analog signals. Trainer consists of mainly two types of circuits namely, Modulator & Demodulator. These circuits implement different Modulation & Demodulation techniques.

Features:

  • Power Supply Included

  • Required Circuits Tested

  • Each Section Clearly Marked for Input and Output

  • Each Section Works as an Independent Unit

  • Audio Generator Included

  • Amplifier and Low Pass Filter Included

Technical Features:
Audio Generator: Frequency and Amplitude adjustable.

FM Modulator Types:

  • Reactance Modulator

  • Varactor Modulator

FM Demodulator Types:

  • Detuned Resonant

  • Quadrature Detector

  • Foster -Seeley

  • Ratio – Detector

  • Phase Locked Loop

  • Low Pass Filter: 3.4 KHz Cut off Frequency

  • Amplifier: AC Amplifier with adjustable gain

  • Inter-connections: 2 mm gold plated pins

Accessories: Power cord, Experiment Manual, Set of patch cords