DSB SSB AM Transmitter Trainer For Electrical Lab Training Description and Specifications for Lab Tenders
DSB SSB AM Transmitter Trainer.
This trainer has been designed with a view to
provide practical and experimental knowledge of DSB / SSB AM transmitter
technique as practically implemented in analog communication system on
a signal P.C.B. of size 300x400mm.
Object:
Study of carrier frequency generation.
Study of DSB / SSB AM Generation & Transmission.
Study of Transmitter tuned circuits.
Feature:The board consists of the following built-in parts:
AF Modulating signal generator : Sine wave
Frequency Range : 300 Hz to 3.4 KHz
Amplitude : 0 to 5 Vpp.
RF carrier signal oscillator
Amplitude : 0 to 10 Vpp.
Frequency Range : 100 KHz to 1 Mhz.
Modulators (Two Nos) : Double Balanced Amplitude modulator
Ceramic Band Pass Filter : 452 KHz to 458 KHz.
Band Pass Filter : 1 No.
Switch faults : 8 Nos.
POWER SUPPLY : ± 12DC and +5V DC IC Regulated power supply.
Test points : 27 Nos.
BFO Oscillator : 455 KHz.
Input Audio amplifier with Volume Control for modulating external signal from Mike or Tape recorder.
Output Amplifier Transmitter : ( Gain adjustable) DSB (1MHz), SSB (1.445 MHz) connected to Antenna/cable.
Mains ON/OFF switch, fuse and jewel light.
Power supply requirement 230V AC, 50 Hz.
Dynamic Microphone with 4mm Jack Pin.
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 of 20MHz.