DSB SSB AM Receiver Trainer For Electrical Lab Training

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: 01. Study of DSB & SSB AM reception & deletion by diode / product detectors. 02. Study of AGC. 03. Study of receiver tuned circuits. 04. Study of sensitivity, selectivity & fidelity of receiver. Experiments: 01. Study of double sideband AM reception using envelope detector via cable. 02. Study of double sideband AM reception using envelope detector via Antenna. 03. Study of sensitivity, selectivity, of a radio receiver. 04. Study of single sideband AM reception using product detector. 05. Study of Image frequencies. 06. Voice transmission with DSB AM transmission / reception. Feature: The board consists of the following built-in parts: 01. POWER SUPPLY : ± 12DC and +5V DC IC Regulated power supply. 02. Detectors/Demodulator : 1. Diode Detector (For DSB) : 2. Product Detector (For SSB) 03. Frequency Range : 980KHz to 1650 KHz. 04. Intermediate frequency : 455 KHz. 05. Input Circuits :   1. RF Amplifier : 2. Mixer : 3. 1st Amplifier : 4. 2nd Amplifier : 5. Local oscillator : 6. Envelope Detector (AGC) : 7. Switch Fault : 8. Product Detector : 9. IC Regulated Power Supply : 10. Beat frequency oscillator / 455 KHz Crystal oscillator : 11. Output Audio Amplifier 06. Receiving media : Telescopic Antenna / cable. 07. Tuning : with variable capacitor. 08. Switched faults : 8Nos. 09. 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.  Adequate no. of patch cords stackable from rear both ends 2mm spring loaded plug length ½ metre. Good Quality, reliable terminal/sockets are provided at appropriate places on panel for connections/ observation of waveforms. Strongly supported by detailed Operating Instructions, giving details of Object, Theory, Design Procedures, Report Suggestions and Book References. Weight : 6 Kg. (Approx.) Dimension : W 412 x H 150 x D 310 Other Apparatus Required: Cathode Ray Oscilloscope 20MHz.