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Digital and Analog Communication Trainers DACT-2000 Downloadable Data Sheet    Digital and Analog Communication Trainers DACT2000 consist of NINE modules covering training material for Communication Students and engineers.  These trainers helps in understanding the basic theory of Digital & Analog communication system, design and implementation ability training of analog modem. Also they help to understand the applications of balanced modulator circuit & applications of analog modem.  These trainers helps in shortening  the gap between academic and industrial circles.   Curriculum Outline: 1. Design and implementation of second order RF filters and RF oscillators. 2. Design and implementation of AM and FM modulation & Demodulation. 3. Design and implementation of ADC and DAC converter. 4. Design and implementation of ASK and FSK modulation & Demodulation. 5. Design and implementation of PSK and QPSK modulation & Demodulation.   Lists Of Modules & Experiments Module One: Second Order Filters and RF Oscillators (DACT-2000-01) Experiment 1: Colpitts Oscillators Circuit Experiment 2: Hartley Oscillators Circuit Experiment 3: Second Order LPF Circuit Experiment 4: Second Order HPF Circuit Experiment 5: Second Order BPF Circuit Module Two: AM Modulation & Demodulation Circuit Design (DACT-2000-02) Experiment 1: Amplitude Modulation Circuit Experiment 2: AM Diode Detection Circuit Experiment 3: AM Product Detection Circuit Module Three: FM Modulation & Demodulation Circuit Design (DACT-2000-03) Experiment 1: The Specification Measurement of MC1648 VCO Experiment 2: MC1648 FM Circuit Experiment 3: The Specification Measurement of LM566 VCO Experiment 4: LM566 FM Circuit Experiment 5: The Specification Measurement of LM565 PLL Experiment 6: The Specification of Voltage and Frequency for LM565 PLL Experiment 7: LM565 Phase Locked Loop Circuit Experiment 8: FM to AM Discriminator Circuit Module Four: ADC and DAC Converter Circuit Design (DACT-2000-04) Experiment 1: ADC0804 ADC Circuit Experiment 2: ADC0809 ADC Circuit Experiment 3: Unipolar DAC 0800 DAC Circuit Experiment 4: Bipolar DAC 0800 DAC Circuit Module Five: Pulse Width Modulation & Demodulation Circuit Design (DACT-2000-05) Experiment 1: mA741 PWM Circuit Experiment 2: LM566 PWM Circuit Experiment 3: PWM Demodulation Circuit Module Six: ASK Modulation & Demodulation Circuit Design  (DACT-2000-06) Experiment 1: ASK Modulation Circuit Experiment 2: ASK Non-coherent Detection Circuit Experiment 3: ASK Coherent Detection Circuit Module Seven: FSK Modulation & Demodulation Circuit Design  (DACT-2000-07) Experiment 1: FSK Modulation Circuit Experiment 2: FSK Demodulation Circuit Module Eight: PSK Modulation & Demodulation Circuit Design  (DACT-2000-08) Experiment 1: PSK Modulation Circuit Experiment 2: PSK Demodulation Circuit Module Nine : QPSK Modulation & Demodulation Circuit Design  (DACT-2000-09) Experiment 1: Bit-splitter Circuit Experiment 2: QPSK Modulation Circuit Experiment 3: Signal-square and PLL Circuit Experiment 4: QPSK Demodulation Circuit