Product Category : Digital Communication Lab Trainer (Series : 200-B) Product Name : DPCM Modulation & Demodulation Model No.: SB-238 Product Details :
DPCM Modulation: The circuit of OP-AMP IC 741 differential amplifier, 8 bit ADC with S/H Quantizer, Parallel to Serial converter, serial to parallel converter, Accumulator, 8 bit DAC and modulator are wired as Differential Pulse Code Modulation to provide digital DPCM output for applied modulating input. facility of AC/DC modulating input, Clock section generates three clock signals, facility to control DPCM transmission, Start control, Sine wave signal generators (1Nos) and Square wave signal generators (1Nos) with variable frequency upto 100KHz and amplitude. facility to control carrier signal, DPCM 8 bit, Variable DC Input 0-5V, maximum modulating frequency 5KHz, maximum carrier frequency 100KHz, Built-in fixed DC ±12V/+5V/1A Power supply and maximum test points.
DPCM Demodulation: The circuit of Serial to Parallel converter, 8 bit DAC, Low pass filter and amplifier are wired as Differential Pulse Code Demodulation to provide demodulated output for the applied DPCM input. synchronized clock from transmitter, DPCM 8 bit, maximum modulating frequency 5KHz, maximum carrier frequency 100KHz, Bandwidth 3KHz and maximum test points.
Objectives :
To study the principle of Differential Pulse Code Modulation and Demodulation (DPCM).
To study the circuit of DPCM modulator and Demodulator.
To study the Clock section of DPCM.
To observe the change in DPCM O/P w.r.t change in modulating input.
To observe the effect on DPCM O/P w.r.t change in carrier input.
To observe the difference between m(t) and m(k) signals.
To observe the change in Demodulated O/P w.r.t change in modulating input of DPCM.
To observe the effect on demodulated O/P w.r.t change in carrier input of DPCM.
Accessories Included : Set of Patch Cords, Operating Manual
Company Details
SINCOM- Sindhu Electronics & Communications Pvt. Ltd is an ISO 9001:2008 certified Company, Pioneers in the Designing, Manufacturing, Marketing and Exporter of Electronics Educational Trainer Kits & Equipments. The Trainer kits are useful for Engineering Colleges, Universities, Polytechnics, Science Colleges, Schools, Vocational Training Institutes, Industrial Training Institutes (ITI), Research Centers and many more.... 'SINCOM' aims to produce Best Quality Trainer Kits for the Students in Electronics Domain. The Trainers are intended to Learn the Gems of Electronics in a simpler experimental ways with the reduced gap of theoretical and practical concepts. SINCOM is dedicated to Excellence in Customer Service and Satisfaction with more than 1200 Trainer Kits under the belt covering all the corners of Electronics and Communication. We covered the following Labs. â–ª Basic & Applied Electronics â–ª Analog Communications â–ª Digital Communications â–ª Fiber Optics Communications â–ª Wireless Communication â–ª Mobile Communication â–ª Radio, Audio, Video, TV â–ª Industrial/Power Electronics â–ª Digital Electronics â–ª Linear Integrated Circuit â–ª Network Circuits & Bridges â–ª Electronics Components Display Board â–ª Electronics Measuring Instruments Demonstrator â–ª Instrumentation & Control System â–ª Design of Electronics Circuit Lab â–ª DC Power Supply â–ª Advance Communication Trainers â–ª Advance Trainers on all the areas â–ª Digital V I (DVI ) â–ª Digital Multi V I Meter (DMVI)
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Year of Establishment1995
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