FDM trainer explores concepts relating to Frequency Division Multiplexing and De-multiplexing. This trainer is self contained with two Audio inputs through audio generators and two DSB Modulator and De-modulators.
Power Supply Included
Required Circuits Tested
Each Section Clearly Marked for Input and Output
Each Section Works as an Independent Unit
Audio Generator Included for each section
RF Filter, Amplifier and Low Pass Filter Included
Carrier 1: 455KHz Sine with gain adjust
Carrier 2: 4.50MHz Sine with gain adjust
Audio Generator 1: Frequency and Amplitude adjustable.
Audio Generator 2: Frequency and Amplitude adjustable.
Modulator: Balanced Modulator
Demodulator: DSB Demodulator
Band Pass Filter 1: Ceramic 455KHz
Band Pass Filter 2: Ceramic 4.50MHz
Amplifier: AC Amplifier with adjustable gain
Low Pass Filter: 5th Order Butterworth Filter with cut off frequency of 3.4 KHz
Interconnection: 2mm gold plated pins
Accessories: 2mm Patch Cords, Experiment Manual and Power cord
Functional Description of Blocks
Study of DSBSC modulation/demodulation
Study of the Frequency Division Multiplexing/ de-multiplexing with sinusoidal wave