Pulse Amplitude / Pulse Width / Pulse Position Modulation & Demodulation Trainer (VPL-PM/PWM/PPM)
SALIENT FEATURES
- PAM – PPM – PWM Modulation & Demodulation techniques, using natural & Flat – top sampling.
- Analog sample, sample & Hold and Flat – Top output.
- Selectable 4 different sampling pulse frequencies on board.
- Voice communication using dynamic microphone & speaker.
- On – Board Filter and AC Amplifier.
- 8 switched faults.
TECHNICAL SPECIFICATIONS
- Pulse Modulation Techniques :
- Pulse Amplitude Modulation
- Pulse Width Modulation
- Pulse Position Modulation
- On – Board sampling frequencies : 8 KHz, 16 KHz, 32KHz, 64 KHz.
- On – Board Generator :
- Sine Waver : 1 KHz & 2 KHz (Gain Adjustment) 250Hz & 500Hz (Optional)
- Square Wave : 1 KHz & 2 KHz (Optional)
- Low Pass Filter : 4th order BW Filter.
- Voice Communication : Voice Link using dynamic mike & speaker.
- AC Amplifier : With Adjustable Gain Control.
- DC Output : 0-4V (variable).
- Fault Switches : 4 nos. through 4 way DIP switch for troubleshooting at different blocks.
- Test Points : More than 25.
- Interconnections : 2/4 mm socket.
- Cabinet : Enclosed in ABS plastic cabinet with detachable cover.
- Power : 220V AC ±10%, 50/60Hz mains operated.
- Accessories : Set of Patch Cords, User’s manual.
LIST OF EXPERIMENTS
- PAM using Natural & Flat Top sampling.
- Sample & Hold Flat – Top Output in PAM.
- PPM Using DC & AS (sine wave) Modulating signals.
- Pulse Position Demodulation.
- Pulse Width Modulation & Demodulation.
OPTIONAL ACCESSORIES
- Multimedia interactive computer based training manual.