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Pulse Code ( PCM ) Mod / Demod Trainer

SKU: 5054 Category:

SALIENT FEATURES :

? Completely self – contained stand – alone unit.

? Demonstrates the principle and working of a Pulse Code ( PCM ) Mod / Demod Trainer.

? Supply required 230V, 50Hz AC.

? Built – in IC based DC regulated power supply with short circuit protection and LED indication for supply ?ON?.

? IC based modulating circuit.

? Modulating circuit consists of a Positive Clamper, Sample and Hold ( S & H ), Analog to Digital Converter (ADC ), Parallel to Serial Converter and Control Signal Generator.

? Facility for connecting external AC or DC Modulating Signal.

? Observation of binary coded analog information by the LED status.

? Built – in pulse code demodulation circuit.

? The demodulated circuit is made using a Serial to Parallel Converter, Parallel Shift Register, DAC, Low Pass Filter for both AC & DC.

? Observation of demodulated waveform on CRO.

? Pulse code modulated signal to be provided externally for which connecting facility provided on board.

? 1 MHz clock to be provided from the Pulse Code Modulator unit.

? Test points are provided at various stages in the circuit to observe the waveforms and voltages.

? Housed in an elegant cabinet with a well spread intelligently designed circuit layout on the front panel.

? Strongly supported by a comprehensive instruction manual completely with theory and operation details

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