DPCM/ADPCM Modulation/Demdulation Trainer
Order Code: 40625
Category: Communication Trainers
Order Code-40625 is an Advance Digital Communication Trainer System that helps one under stand various Digital Modulation and Demodulation Techniques. Various functional block diagrams are provided on-board as an aid for Teaching/...
SPECIFICATION
FEATURES:
- Receiver Clock generated by PLL method.
- Demodulation is done using PLL and Envelop Detector Method.
- Switch faults are provided to study its effects on circuits.
- Block Description screen printed on PCB.
- In-Built Power Supply.
SPECIFICATIONS:
- Sine Wave Generator
- Provides Sine waveform output using IC 74164.
- Frequency of Sine wave is 500 Hz with variable Amplitude of max.0-4Vp-p
- Data Clock Generator
- Jumper selectable clock with amplitude of 5V.
- Clock of frequencies 64 KHz, 128 Khz, 256 KHz and 512KHz.
- Sampling Clock
- Sampling Clock is generated using IC 4016.
- Sampling Clock Frequency of 16 KHz and Amplitude of 5V.
- On-board features
- DPCM modulation using sampler, quantizer and linear predictor.
- Onboard Buffer is provided using Lf353.
- DPCM demodulation using linear predictor, Integrator and Low pass Filter.
- On-board Low pass filter using Tl084.
- Block Description Screen printed on glassy epoxy PCB.
- Interconnections
- All interconnections are made using 2mm banana Patch cords.
- Test points are provided to analyze signals at various points.
- All ICS are mounted on IC Sockets.
- Bare board Tested Glass Epoxy SMOBC PCB is used.
- In-Built Power Supply of 5V/150mA, ±12V/250mA with Power ON indication
- Attractive enclosure.
- Set of 2mm Patch cords for interconnections.
- User's Manual with sample experiments programs.
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