| Objective : |
| a) Observations of PAM/PPM/PWM Modulated & Demodulated Waveforms |
| b) Study of PAM with Sample, Sample & Hold & Flat-top Modulated Outputs |
| c) Study of PPM using AC & DC (Sine Wave) Modulating Signals |
| d) Study of PWM & Demodulation using different Sampling Frequencies |
| e) Study of Voice Communications using PAM, PPM & PWM Techniques |
| f) Recovery of Modulating Signals from Demodulator Circuits |
| Technical Specification : |
| * In built IC based DC Regulated Power Supply ±12V & 5V/ 300mA |
| * On board Sine Wave Audio Frequency Signal Generator, Frequency : 1KHz & 2KHz, Amplitude : 10Vpp & 4Vpp Approx. |
| * On board Square Wave Signal Generator, Frequency : 1KHz & 2KHz, Amplitude : 6Vpp Approx. |
| * On board Sampling Pulse Generator, Frequency : 8KHz, 16KHz, 32KHz & 64KHz, Amplitude : 5Vpp Approx. |
| * Demodulation of PAM/PPM/PWM using 4th Order/ Low Pass Filter & AC Amplifier using IC TL074 with adjustable Gain Control |
| * Voice Communication : Voice Link using Dynamic MIC & Speaker |
| * DC Output : 0-4V Variavle |
| * 8 Nos. Faluts Switch & 29 Test Points |
| * Glass Epoxy PCB used as front panel & mounted on light weight shock proof plastic cabinet |
| Power Requirement : 220V AC ±10%, 50Hz |
| Standard Accessories : Patch Cords & Instruction Manual |
| Optional Accessories : CRO 20MHz |
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