Educational trainer


PM Enterprise - PME-2109 kit is providing knowledge of the fundamental techniques used in Frequency Modulation Demodulation. Practical experience on this board carries great educative value for Students.

•     Functional blocks with self-explanatory waveforms and technical details indicated on board. 
•     On board Audio Oscillator, Frequency modulators/demodulators, Amplitude limiter & Filter circuits.
•     Test points for waveform observation and analysis.

•     Audio Oscillator : Sine wave 
        Amplitude: 5Vpp adjustable
        Frequency : 1Khz to 4 KHz) 
•     FM Modulators : 2 nos. 
        Reactance Modulator : Carrier Frequency - 455 KHz 
        VCO Based Modulator : Carrier Frequency - IC IC8038 based
•     Mixer / Amplifier : Allows FM input signal to be amplitude modulated by a noise input prior to demodulation.
•     FM Demodulator : 6 types. 
        Detuned Resonant Detector 
        Quadrature Detector 
        Foster-Seeley Detector 
        Ratio Detector 
        Phase-Locked Loop Detector IC HEF4046 based 
        Phase-Locked Loop Detector IC LM565 based
•     Low Pass Filter 4 KHz Cut off Frequency Amplifier 
•     Power Supply : 230 V ±10%, 50 / 60 Hz 


•     Included Accessories with Kit: 
        Practical Manual.
        Connecting Patch Cords.
        Soft Copy of Manual on CD.

•     Frequency Modulation using Reactance Modulator.
•     Frequency Modulation using VCO Modulator.
•     Frequency deviation and modulation index using VCO based Frequency Modulator.
•     Operation of Quadrature Detector.
•     Operation of Detuned Resonance Detector.
•     Operation of Foster - Seeley Detector.
•     Operation of Ratio Detector.
•     Operation of Phase-Locked Loop Detector IC4046 based.
•     Phase-Locked Loop detector IC LM565 based as a Frequency Demodulator.

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