IR Remote Control Jammer


Author Views Views Today Rank Comments
Carl 81,944 55 95
Don't like your little brother's TV channel selection? Hate the volume your wife sets the stereo at? Want to just annoy someone? This circuit does all that and more by jamming most IR remote signals. The circuit releases a flood of pulsing IR light that confuses the reciever by corrupting the data stream.

Schematic

This is a schematic of the IR Remote Jammer

Parts

Part
Total Qty.
Description
Substitutions
R11100K 1/4W Resistor
R21150K 1/4W Resistor
R3110K 1/4W Resistor
R411K 1/4W Resistor
R5122 Ohm 1/4W ResistorSee "Notes"
C1110nF Ceramic Disc Capacitor
C211uF Electrolytic Capacitor
D1, D2, D33High Output IR LED
Q112N4403 PNP Transistor
Q212N4401 NPN Transistor
S11Normally Open Momentary Push Botton
B114.5V Battery (Three "AA"'s In Series)
MISC1Wire, Case, Board

Notes

  1. Email Carl with questions, comments, etc.
  2. You may need to adjust the value of R3 for the right frequency. A pot can be used.
  3. You may only need one IR LED.
  4. It goes without saying that this circuit should be used with descretion.
  5. The value of R5 depends on your supply voltage and LED. For a standard 4.5V supply and standard IR LED, use 22 Ohm as specified on the parts list. This forum topic covers this resistor as well as a few other issues with the circuit.

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Comments

anonymous
IR Remote Jammer
Monday, May 18, 2009 9:18:55 AM
Hey stupid, de-solder one led leg problem solved!
yashpal
IR Remote Jammer
Friday, April 17, 2009 1:00:52 AM
in place of Q1 &Q2 which other transitor may be used
iiiddd
IR Remote Jammer
Saturday, April 11, 2009 10:54:24 AM
what is the resistant of the pot? maximum and minimum
abd
IR Remote Jammer
Sunday, March 29, 2009 3:36:01 PM
can you just tell me how is works? any remote can do the job?
DEBAL
IR Remote Jammer
Tuesday, February 17, 2009 8:57:38 AM
The project is really good. But anyone can tel me it is fully working or not. Because 2 times I tried but failed. Please reply me as soon as possible.
chitti
IR Remote Jammer
Monday, December 29, 2008 2:37:24 AM
I am a beginner in electronics and I am interested in this particular project.Could you tell me the functions of each component?
Ali Rizwan
IR Remote Jammer
Thursday, December 18, 2008 5:35:21 PM
Sir how can i increase the range n can we increase the frequency by replacing the IR LEDS wiv the higher ones??
anonymous
IR Remote Jammer
Friday, November 28, 2008 12:49:24 PM
I understand how the circuit works and such, But i'm having a hard time putting that schematic onto a proto/breadboard (I never was good at converting that)
anonymous
IR Remote Jammer
Monday, November 24, 2008 6:10:16 PM
You guys make me sad. A pot is short form for a potentiometer, basically a variable resistor. If you don't know that or want to try to build this and you don't know what the different parts do, or even where to buy them, then I suggest not building this. Use your head, i.e. use wikipedia and google. Try www.abra-electronics.com for most parts at very decent prices
anonymous
IR Remote Jammer
Wednesday, November 19, 2008 8:06:43 PM
Pot = Potentiometer
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