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DSB / SSB AM Receiver Trainer

Order Code: 40518

Category: Communication Trainers

  DSB / SSB AM Receiver trainer this trainer has been designed with a view to provide practical and experimental knowledge of DSB / SSB AM Receiver technique as practically implemented in Analog Communication system on a signal P.C.B. of...



SPECIFICATION

 
DSB / SSB AM Receiver trainer this trainer has been designed with a view to provide practical and experimental knowledge of DSB / SSB AM Receiver technique as practically implemented in Analog Communication system on a signal P.C.B. of size 300x400mm

Object:
  1. Study of DSB & SSB AM reception & deletion by diode / product detectors.
  2. Study of AGC.
  3. Study of receiver tuned circuits.
  4. Study of Sensitivity, Selectivity & Fidelity of Receiver.

Experiments:
  1. Study of double sideband AM reception using envelope detector via cable.
  2. Study of double sideband AM reception using envelope detector via Antenna.
  3. Study of sensitivity, selectivity, of a radio receiver.
  4. Study of single sideband AM reception using product detector.
  5. Study of Image frequencies.
  6. Voice transmission with DSB AM transmission / reception.

Feature:
The board consists of the following built-in parts:
  1. POWER SUPPLY : ± 12DC and 5V DC IC Regulated power supply.
  2. Detectors/Demodulator
    • Diode Detector (For DSB)
    • Product Detector (For SSB)
  3. Frequency Range : 980KHz to 1650 KHz.
  4. Intermediate frequency : 455 KHz.
  5. Input Circuits 
    • RF Amplifier
    • Mixer
    • 1st Amplifier
    • 2nd Amplifier
    • Local oscillator
    • Envelope Detector (AGC)
    • Switch Fault
    • Product Detector
    • IC Regulated Power Supply
    • Beat frequency oscillator / 455 KHz Crystal oscillator
    • Output Audio Amplifier
  6. Receiving media : Telescopic Antenna / cable.
  7. Tuning : with variable capacitor.
  8. Switched faults : 8Nos.
  9. Test points : 50.
  10. Power supply requirement : 230V AC, 50 Hz.
  11. Mains ON/OFF switch, fuse and LED.
  12. Audio Output amplifier with Volume Control.
  13. Loud Speaker with baffle fitted in a box with two metre wire and 2mm Banana pins for connections.
  14. Adequate no. of patch cords stackable from rear both ends 2mm spring loaded plug length ½ metre.
  15. Good Quality, reliable terminal/sockets are provided at appropriate places on panel for connections/ observation of waveforms.
  16. Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design Procedures, Report Suggestions and Book References.

Other Apparatus Required:
  • Cathode Ray Oscilloscope 20MHz.

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