Frequency Demodulation Receiver Kit - Order Code 40684

SPECIFICATION

Foster-seely detector

• Operating frequency    :    Adjustable from 400 Khz ~ 500 KHz
• Input amplitude    :    1Vpp

Ratio discriminator detector

• Operating frequency    :    Adjustable from 400 KHz ~ 500 KHz
• Input amplitude    :    1Vpp

Phase lock loop detector (PLL)

• Operating frequency    :    Adjustable from 400 KHz ~ 500 KHz
• Input amplitude    :    1Vpp

Phase detector and FM quadrature detector

• Operating frequency    :    Adjustable from 400 KHz ~ 500 KHz
• Input amplitude    :    1Vpp

Amplitude limiter

• Operating frequency    :    455 KHz
• Input amplitude    :    0.5 ~ 5 Vpp
• Output limited amplitude    :    1.5 Vpp

Low pass Filter

• 4th order butter worth Filter
• Cut-Off frequency    :    3.4 Khz

Audio output

• Audio ampli?er gain    :    20dB

Switch faults

• 4 switch faults are provided on board to study different effects on circuit

Experiments

• Study of FM demodulators
• Foster seely detector, Ratio detector, Quadrature detector Phase locked loop detector
• Study of phase demodulator
• Voice reception on various demodulation methods

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