Selfmade (External) WireLess LAN Antennae for Laptops and Notebooks

Do you want to build an (external) wireless antenna for your laptop or notebook? Here are links to free do-it-yourself instructions. If you have written a repair guide yourself (or if you know of a report not linked here), please submit a new entry.

Adding an External WireLess Antenna to a Laptop or Notebook

Apple PowerBook G4 12''	Just a few quick cuts to modify a 12" Powerbook to take an external antenna.
Apple PowerBook G4 Aluminium (AlBook 1.25GHz)	Collinear WiFi antenna: external miniature collinear WiFi (802.11b/g) replacement antenna for Apple Powerbook (Al, 1.25GHz).
DELL Latitude C840	How to add an external antenna SMA connector.
ECS DeskNote A530	Replacing the orginal antennae by an external one, replacing the big BNC connector by a smaller "N" connector.
Fujitsu P-5000	How to upgrade the RAM, the hard disk and access WiFi [video].
Toshiba Satellite Pro 6100	Opening the case to add an external wireless antenna.

Adding or Changing an Internal WireLess Antenna to a Laptop or Notebook

Acer TravelMate 426LC	How to add a Intel 2200BG miniPCI WLAN card and an internal antenna (in German)
Apple iBook G3 Clamshell (Indigo)	PCMCIA mod: how to use a cheap Orinoco Silver PCMCIA card (or any other card with Lucent chip) instead of an AirPort card. An illustrated explanation.
DELL Latitude C840	Improving wireless reception by replacing the Dell 1150 miniPCI card with an aftermarket model (Netgate 5354MP) and the addition of a 2nd antenna.
IBM ThinkPad T23	Picture gallery about an installation of an internal WLAN miniPCI card and antennas (in German).
IBM ThinkPad T23	Wireless internal antenna installation instructions.
Sony VAIO PCG-SR31K	Integrated WIFI laptop hack: use the space left by the PCMCIA slot to fit a USB WiFi adapter in and wire it up to the USB port internally.
Sony VAIO PCG-U101	Manufacturer promotion pictures from the inside, showing e.g. where to find the wireless antenna (in Japanese).

How to Build WireLess Antennae

802.11b Homebrew WiFi Can Antenna Shootout	Build your own Tin Can Waveguide WiFi Antenna (Cantenna).
Laptop Mini Wireless Antenna	The antenna uses thin RG58 cable and is only 2 sectors long. The size was chosen so it could be housed inside the tube of an old pen, to provide rigidity and protection to the antenna.
Easy Homemade 2.4 Ghz Omni Antenna	An easy step-by-step guide go making a homemade wireless antenna, for a fraction of the cost of commercial antenna. Uses readily available parts, and requires no specialist tools or knowledge.
4km WiFi Range w/ $5 DIY Antenna	Make 2.4GHz parabolic mesh dishes from cheap but sturdy Chinese cookware scoops & a USB WiFi adaptor.
Wide Angle Sector	Homebrew 2.4 GHz 14 dBi Wide Angle Sector antenna.
Circular Waveguide Antenna	An antenna for 2.45 GHz / 802.11b / WiFi / WLAN made from a whiskey tin.
Cheap Cantenna	Building a cheaper self-made wireless cantenna (in Italian).
AirTux	Building a 2.4GHz vertical collinear omnidirectional antenna.
BiQuad	The construction of a BiQuad 802.11b Antenna 11dBi, wide band.
Extend Your Signal	Different do-it-yourself wireless antenna guides.
SteerCan	How to build a steerable 802.11 cantenna.
Discone Antenna	These antennae are omnidirectional with a donut type of coverage pattern as opposed to the more directional "Cantennas".
Pen Antenna	A 2.4Ghz vertical collinear antenna for 802.11 applications.

How to Build a WiFi-Meter

Wifi-Meter

A selfmade WiFi signal strength meter.