Life Hacks

How to check whether IR Remote Control transmitting infrared signal or not

By Birju Gurung October 16th, 2016 Subscribe
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As you know most of the remote control built in infrared (IR) light which is invisible to our eyes. If you are planning to buy IR based Universal Remote Control or ordinary one which doesn't have a warranty then it is very difficult to diagnose whether the remote control is sending an infrared signal or not or it is in good condition or not. Then this hack is absolutely for you. After following this hack you will definitely save your money and your valuable time too while buying new remote control.

What you will need

How to check whether IR Remote Control transmitting infrared signal or not
  1. IR remote control
  2. New batteries
  3. A cell phone with a camera or Smartphone.

Method

How to check whether IR Remote Control transmitting infrared signal or not
  1. Place new batteries in a remote control.
  2. Turn on your cell phone's camera.
  3. Hold remote control with one hand and face its IR LED in front of your phone's camera.
  4. See the IR LED section of remote control through your cell phone's camera.
  5. Press several buttons including power button of your remote control with your finger until you see the light emitting from the IR LED in the phone's screen.
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Checking

How to check whether IR Remote Control transmitting infrared signal or not
Good Condition
You will see the light emitted from IR LED on pressing buttons. It means the remote control sending the infrared signal.

Damage Condition
You will not see the light on pressing any buttons.

Conclusion

As you know the infrared light is invisible to the human eyes and most of the remote control built in infrared LED to flash light pattern or signal to the receiver. The sensors in cellphones, smartphones, webcams and camcorders are sensitive to infrared light, that's why we have used here cell phone having a camera. Instead of webcams and camcorders it is better to use cellphone or smartphone because we always carry them in our day to day life. You can also use this hack to diagnose the power of your remote control's battery.


Note:
Many cameras have infrared filters, but then also they pass some amount of infrared light.

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Birju Gurung
Birju Gurung


Founder of HackerMinded.com, blogger, websites and android apps developer from Sikkim (India). Here at HackerMinded he posts or writes tutorials, tricks, projects, hacks and general information on various topics like Magic Tricks, Life Hacks, Arts & Crafts, DIY, Internet, HTML & CSS, Science, How To, Android and plus more.

To know more about him click here.
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