Frequency Division Multiplexer/ Demultiplexer Trainer (VPL-CT-FDM)
SALIENT FEATURES
- On board Balanced Modulator, Audio Oscillator, Audio Input, AC Amplifier Low Pass Filter, Carrier Generator.
- Onboard Test Points & Fault Switches.
- On board audio jacks provided for Microphone and Earphone connection.
TECHNICAL SPECIFICATIONS
- Channel : Two channel FDM with one channel as audio.
- Carrier Generators : Two Carrier Generators.
- Modulation Input Frequency : Two separate Sine Waves:
- – a) 1 Khz &.
- – b) 10KHz (of variable Frequency & variable amplitude.
- Modulators : DSBSC (02 nos.).
- Demodulators : DSBSC demodulators (02 nos.).
- Filters : Two separate fourth order lowpass butter worth Filter with Cut off freq of 10KHz.
- Fault Switches : 8 nos. through 8 way DIP switch for troubleshooting at different blocks.
- Test Points : More than 45.
- 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
- Study of Carrier Frequency Generation.
- Two Channel FDM with one channel as audio.
- Study & demonstrate the carrier generation.
- Study of AM, DSBSC Modulation.
- Study of DSBSC Demodulation.
- Study of Voice Communication using AM technologies.
OPTIONAL ACCESSORIES
♦ Multimedia interactive computer based training manual