Welcome to Weefi Wifi, this site contains a big collection of Wi-Fi homemade antennas and how to extend the range of Wi-Fi signals. Before you start making your own antenna, i suggest you to read this file "YDI_microwavelink" , it will be a very good start to understand some important concepts before you start making your own antenna.
Recent Articles
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Adaptive Antenna for Wi-Fi System Enhancement
more information will be available soon about this system.
Posted Feb 21, 2009 2:31 PM by cuec eng
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Lightning Arrestors
If you are building an outdoor antenna it is very important to take in consideration lightning strikes that may cause damage to the whole system , in the following you will ...
Posted Jul 18, 2008 12:25 PM by cuec eng
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How to make a bottleNet Antenna :) ?
A
popular homemade antenna design is one based on waveguide theory. A
metal pipe is used to guide radio waves to an active element; one end
of the pipe is ...
Posted Jul 15, 2008 1:44 PM by cuec eng
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Offset Fed Parabolic
The linear focus parabolic project, shown on this website, provides
a nice boost in performance, but a more effective reflector and
feedhorn combination is possible. Presented here is an offset ...
Posted Jul 15, 2008 8:52 AM by cuec eng
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How to make a Wifi Extender?
Posted Jul 15, 2008 7:25 AM by cuec eng
Wifi Shootouts
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Venezuelans set new WiFi distance record: 237 miles
It's been a while since we've seen people muck around with long-distance WiFi -- not only are DIY solutions like cantennas possibly illegal, sexier technologies like WiMAX
have ...
Posted Jul 15, 2008 7:12 AM by cuec eng
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125 Mile WiFi Connection
I know that this post seems old as this link wad made earlier on 2005, but i
think that it is interesting to have live examples on how much you ...
Posted Jul 15, 2008 5:54 AM by cuec eng
Recent Files
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24ghzsplitter.rar
237k - Nov 6, 2008 4:58 PM by cuec eng (v1)
2.4 Ghz ( Wifi ) power splitter, used to mount to antenna on the same access point
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2.4amp-new-1.pdf
125k - Nov 6, 2008 4:56 PM by cuec eng (v2)
Wifi 1 watt bidirectional amplifier schematic and circuit design, ( make sure it applies with law in your country to make such thing )
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LED_sig_meter.pdf
86k - Nov 6, 2008 4:53 PM by cuec eng (v1)
LED Wifi signal meter
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YDI_microwavelink.pdf
496k - Nov 6, 2008 4:43 PM by cuec eng (v1)
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parabolreflector_en.pdf
161k - Nov 6, 2008 4:41 PM by cuec eng (v1)
Parabolic reflector for 2,4 GHz antennas
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10 $ WIFI 16dBi Super Antenna Pictorial.pdf
184k - Nov 6, 2008 4:39 PM by cuec eng (v1)
10 $ WIFI 16dBi Super Antenna Pictorial
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shorten3dcra.pdf
872k - Nov 6, 2008 4:37 PM by cuec eng (v2)
Shortened 3D corner reflector antenna, 18.1 dBi gain .
file includes full analysis and construction steps.
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CurtainQuad panel 18dbi .pdf
303k - Aug 5, 2008 10:38 PM by cuec eng (v1)
Curtain Quad Wifi Antenna 18 dBi Gain.
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Radio Laboratory Handbook
0k - Jul 27, 2008 3:54 PM by cuec eng (v1)
This book was prepared for the participants in the 2004 School on Digital Radio Communications for Research and Training in Developing Countries, but also other people may found it useful. Following the request of the participants, the school program is focused on innovative solutions in design and implementation of 2.4 GHz low-cost wireless local area networks (WLANs) not only interconnecting computers, but also offering data, audio, and video communications at distances up to about 25 kilometers.
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HLSSA_oftware_for_design_slotted waveguides.zip
54k - Jul 21, 2008 9:39 PM by cuec eng (v1)
HLSSA software for design slotted waveguides.
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HelixCalc.zip
235k - Jul 20, 2008 11:41 AM by cuec eng (v1)
Helix Directive Antennas Calculator.
Note: if you will use two helix antennas for a point-to-point link , make sure that both antennas are right handed or left handed.
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invertamos.pdf
634k - Jul 15, 2008 3:46 PM by cuec eng (v1)
Inverted Amos Antenna.
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AMOS_20eng.pdf
5017k - Jul 15, 2008 3:44 PM by cuec eng (v1)
Amos Antenna.
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WI-FI antenna - loop yagi antenna.pdf
76k - Jul 15, 2008 1:21 PM by cuec eng (v1)
Loop Yagi Antenna Construction Details, You can use also the loop yagi program in the files to add more yagi loops to your antenna
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loop_yagi_calc.zip
32k - Jul 15, 2008 1:19 PM by cuec eng (v1)
Loop Yagi Calculator Program
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yagi.pdf
14k - Jul 15, 2008 8:39 AM by cuec eng (v1)
Yagi antennas Dimensions for 2.4 Ghz
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Easy Homemade 2.4 Ghz Omni Antenna - Gumph.pdf
170k - Jul 15, 2008 7:55 AM by cuec eng (v1)
Easy Home Made 2.4GHz 6 dBi Omni Directional Antenna
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CardboardHorn - SeattleWireless.pdf
118k - Jul 15, 2008 7:52 AM by cuec eng (v1)
CardboardHorn Antenna
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10 $ WIFI 16dBi Super Antenna Pictorial.pdf
184k - Jul 15, 2008 7:46 AM by cuec eng (v1)
10 $ WIFI 16dBi Super Antenna, http://www.instructables.com/id/10--WIFI-16dBi-Super-Antenna-Pictoria
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WNDW2 eBook PDF
0k - Jul 15, 2008 7:00 AM by cuec eng (v1)
Wireless Networking in the Developing World is a free book about designing, implementing, and maintaining low-cost wireless networks, and it is available free of charge in five languages: Arabic, English,español,français and italiano.http://wndw.net
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Biquad Template for 2.4 Ghz
0k - Jul 15, 2008 6:56 AM by cuec eng (v1)
Templates to help you make BiQuad antennas for 2.4 GHz, http://www.appal.org/biquad/
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el Biquad Feed for 2.4 GHz
0k - Jul 15, 2008 6:54 AM by cuec eng (v1)
2 el. BiQuad Feed for Offset Dish at 2.4 GHz WiFi, Optimized 2 el. Biquad Feed for SAT TV offset parabolic dish
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Biquad Antenna Construction.pdf
139k - Jul 15, 2008 6:52 AM by cuec eng (v1)
Biquad Antenna Construction for 2.4 GHz, its gain is of approx 11-12dBi
http://martybugs.net/wireless/biquad/
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helical_helix antenna 2.4 GHz HOWTO.pdf
378k - Jul 15, 2008 6:49 AM by cuec eng (v1)
Helical/helix antenna cookbook recipe for 2.4 GHz wavelans and/or
WiFi applications
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