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Cheap Solution For Wireless Signal Booster (Homemade Wireless Antenna)

Posted on 30th April 2008 by joe
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Do it yourself! Yea thats the right word for my latest project. I spent almost a week to make a research on how to increase Wireless Signal. I live nearby a school in a district area in Kota Bharu. Few months ago my sister’s lappy detected a wireless signal coming from the school nearby, but the signal was very poor. I can’t event load google with it. So last week i made an experiment on how to boost the WiFi Signal. I found a good and cheap solution for that.They call it “Poor Man WiFi” . This is an inexpensive solution for high wireless gain. I made an experiment with all different materials including milk can, pepsi can, pringles can, a wok, and this one. I don’t know what people called this hehe. Its a kitchen utility.

So the idea is base on the wave’s behavior.The normal wifi antenna is omni directional or 360 degree angle. The range is big but the wave can’t travel far due to lost in energy. From my experiment if the wave travel approximately 30 degree, we can get very high gain.

Pringles can is the most ideal for this. But Pringles can give me lot of signal noise due to interference. Correct me if i am wrong. So i adjust the radius. and came out with a good signal gain. The signal was doubled and noise is reduced a little bit. The suitable angle is 180 degree. So i design a parabolic antenna with 180 degree. See picture .

Rofl. Now i can use internet for free.huhu. can save some money. But i can’t access few website because it was blocked by the provider. I f you want to try to increase your wifi signal you may need this tools.


I will show step by steps tutorial on how to do this so stay tuned :-). By the way this is the place where i start my research

|http://en.wikipedia.org/wiki/Parabolic_trough |

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Responses to.. Cheap Solution For Wireless Signal Booster (Homemade Wireless Antenna)

1

hohoh.. is it really works? i’ll wait for next entry about this :D hehe



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Az1 posted on April 30th 2008

I’ve created my own “parabola” before too after looking through Poor Man’s WiFi site. I tell you it really works. I blogged about that too.

http://www.d2zone.net/2005/10/the-contraption/
http://www.d2zone.net/2005/10/poor-mans-wifi/

What’s best about it is that the signal got boosted almost 100% more. I used to stay in seksyen 14 PJ near the LRT station (nearer to Jaya). But I can receive signals from PJ Hilton that is situated close to 800 meters from my place. That is very far. I use a semi sphere plastic food cover and wrap aluminium foil over it, then place my wireless adapter at the center point. Works well!



3

seriously i do test, but cant work… may be my method wrong



4

Cool what! For the blocked websites, use proxy.



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shimi posted on May 1st 2008

hehe…now i know my final project will……..success..



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joe posted on May 3rd 2008

@izzat its really work
@AZ1 100%!! wow thats huge mine only few percent
@iCalvyn the difficult part is we have to know where the signal coming from. So the gain is high
@Steve Yu.. yup really cool! they also blocked proxy sites. i am using ssh tunneling method just google for “free-shells”.
@shimi hepi la tu :-)

see my DIY Wifi Signal booster
http://technetz.com/index.php/2008/05/03/how-to-make-wifi-signal-booster-diy



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shimi posted on May 3rd 2008

yes…i am really happy…thanks joe..



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question posted on July 22nd 2008

how to modify this design, if i have built in wireless adapter as available for the most of the laptops these days, can i increase there receptive power with similar home made stuff?



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joe posted on July 22nd 2008

Build in laptop come with build in antenna.. for homemade antenna i think you may need an external device for that such as pcie wifi card



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Leishtek posted on October 13th 2008

This is fantastic! Very informative, thank you.



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