Remote Jammer

This circuit can Jam the remote handset used to operate TV. As long as the circuit is active neat the TV, the remote hand set cannot change the channels

The circuit is a simple IR transmitter operating in the 38 KHz, the frequency of most IR sensors used in TV. The Atable multivibratior built around the popular IC 555 generates output pulses with a frequency of 38 KHz. The output frequency can be set by VR exactly to 38 KHz

Remote Jammer circuit

Circuit in Word format – Print

Remote Jammer

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About D.Mohankumar

D. Mohan Kumar M.Sc., M.Phil, is an Associate Professor from Trivandrum, Kerala, India. He has been guiding Post Graduate students in Animal Science research for the last 25 years in several premier institutions in Kerala, India. He is an avid electronics enthusiast and has been designing circuits for the past 20 years. In this period he has supported many electronics/electrical engineering students in their final year projects. He is a regular contributor to Electronics For You magazine which is South Asia’s largest circulating electronics magazine published from New Delhi. He is also contributing articles in and
This entry was posted in 555 Timer, Hobby Circuits, Home projects, Infrared, LED and tagged , , . Bookmark the permalink.

2 Responses to Remote Jammer



  2. circuits says:

    Very Nice Circuit, with Great Explanations…..

    Thank you Buddy

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