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Communication- Lab

CT-TDM

TDM PULSE AMPLITUDE MODULATION DEMODULATION KIT

It has facility to study Time Division Multiplexing and PAM signal from four different input channels and to learn Demultiplexing and Low-Pass filtering process.
Input channels : 4 numbers
Switching : Time Division Multiplexing
Modulation : Pulse Amplitude Modulation
Sampling rate : 16 KHz
Maximum signal BW : 2 KHz
Onboard sine waves : 2KHz, 1KHz, 500Hz,250Hz, 0-5V variable amplitude
Synchronization pulse generation: Using variable DC level
Phase lock loop : Generates receiver clock and channel information
Low pass filter type : 4th order Butterworth filter
Interconnection : 2mm banana socket
Power Supply : +5V, +/-12V

LIST OF EXPERIMENT

Study of 4 channel Time Division Multiplexing and Demultiplexing

Study of TDM Pulse amplitude modulation and demodulation with transmitter clock, channel identification information and data connected directly to the receiver

Study of TDM Pulse amplitude modulaiton and demodulation with Channel
Identification Information and data connected directly to the receiver using phase locked loop circuiting

Study of TDM Pulse amplitude modulaiton and demodulation with data connected directly to the receiver using the threshold level comparator and phase loop circuiting