Model: K4


K4 0



  • To construct a balanced modulator and study its operation.
  • To observe that the output is a double sideband with a suppressed-carrier signal.
  • To adjust it for optimum carrier suppression.
  • To verify that the input audio-level directly affects the double side-band output amplitude.
  • To observe that the output is minimum with zero audio input.
  • To measure the carrier output and the peak side-band output and to calculate the carrier suppression.

Features of the Trainer

Built in regulated power supply DC +12V/300 mA.
Power Supply

Voltage range : AC 100V - 230 V 
Frequency Range : 50 - 60Hz

Housing It is mounted in an elegant ABS Plastic cabinet for better viewing and portability.
Dimension 29cm x 20cm x 11cm
Weight 1.5kgs


This trainer is a glass-epoxy printed circuit board and all the symbols screen-printed on the front panel so that it enables the student to conduct the experiments easily


  • 2mm multi coloured moulded patch cords with daisying facility.
  • Computer simulated outputs and Step-By-Step detailed instructions are provided with the instruction manual.

logo footer