For a long time now ive seen these cantennas made from pringles cans for boosting wifi. Pierce a hole in the pringles can lid big enough for the allthread to pass through. Basics a cantenna is a directional waveguide antenna for longrange wifi used to increase the range of or snoop on a wireless network. I can put a rig together, put up a tower, and antenna, but electronics, and antenna theory, especially swr, cmc, and impedance is something i may never understand. This link is listed in our web site directory since sunday may 7 2006, and till today pringles yagi antenna has been followed for a total of 7846 times. The pringles antenna design, and some designs that predate it, seem to treat it as though it were metallic. Wificantenna wikibooks, open books for an open world. More importantly, testing shows that the waveguide cans work better. Shahin farahani, in zigbee wireless networks and transceivers, 2008. Now you can build your cantenna with just one tin but chances are you wont meet the suggested overall minimum 34 wave length required when using the centenna calculator so first thing to do is go to the cantenna calculator and enter the diameter of the opening of your can in mm.
Originally built using a pringles potato chip can, a cantenna can be constructed quickly, easily, and. A close look at this familiar makeshift antenna may surprise you. The pringles can antenna is actually a yagi antenna with a pringles. In this chapter you learn how to build your own antenna from a regular, metal coffee can. Pdf the design of an economical antennagain and radiation. About cantenna calculator the resource is currently listed in in 2 categories.
The main thing to note is that the antenna in the can provided a solid signal, while the unshielded antenna was spotty. One of the most popular variations of this practice is known as the pringles can antenna, or cantenna for short, which utilizes both a waveguide probe design and a yagi style antenna to boost signal pickup from your computer, or boost the range of your router while these antennas were an amazing feat of diy engineering for their time, they had a few fundamental flaws. Dont let their name fool you these pringles pack all the flavor of classic pringles into a lightly salted or reduced fat crisp. You will need a pigtail the cable between an antenna and a radio card or access point to connect your cantenna. Cantenna is a mashup of can and antenna creating the nickname for a directional waveguide antenna built from repurposed steel cans. Building the cylinder can waveguide we chose to build the antenna for 2. There are a few ways you can boost the sound, but one of the best might be using the trusty old pringles can. A directional antenna is an antenna that has high gain toward one direction. How to make a wifi antenna out of a pringles can term paper. Small, compact and always ready for action these on the go cans are perfect for your next adventure. All cantenna parts are engineered to be compatible with 802.
Turn a pringles can into a soundboosting phone speaker. A yagi antenna is basically a telescope for radio waves. The cylinder portion of the can may consist of metalcoated paperboard. I never had any use for one because i live in an apartment and never have wifi signal issues. How to make a wifi antenna out of a pringles can wifi. Empty cans of pringles crisps could be helping malicious hackers spot wireless networks that are open to attack. Pringles can cmc choke page 4 worldwidedx radio forum. I happen to have a spare pringles can however, and i was wondering if there was a way to build a cantenna for uhf that i could connect to my cheap baofeng radio for a more directional signal. There are so many wifi networks in san francisco these days that i was able to drive through most of the city without ever going out of range the whole time with a soupedup pringles can attached to my laptop. I tired the pringle can antenna and the yagi beats it hands dow.
It was 10 years ago today that the first 12db pringles can antennas were created, allowing hax0rs to grab wifi from their. At the portland summit in june 2001, andrew clapp presented a novel yagi antenna design. Every ham likely has made a 2 meter antenna from a discarded cookie can or a pizza pan. Extend your wifi range using diy antenna from pringles can. Introduction the linkit one development platform is an open source, high performance board for prototyping wearables and iot devices.
I made a good antenna with a nalleys big chunk beef stew can that was 3. I have included a key lengths calculator in the form below. The pringles can antenna is actually a yagi antenna with a pringles can covering used to mount the antenna components. One of the first things that got me excited was the pringles can antenna. Waveguide theory breaks apart all of the elements of radio frequency. The complete comfort of accessing internet at better speeds is achieved through wifi networks. What i do is experiment, record and report my findings, and ask the experts what they think.
See the more answers page for this and other facts. Wardriving building a yagi pringles antenna mark van cuijk. See more ideas about pringles can, diy light shade and building a wind turbine. The most famous wifi antennas are made from either a coffee can or a pringles potato chip can. The waveguide antenna or cantenna evolved from the pringles can antenna. The transmitting antenna stand assembly is now complete. Test the antenna by measuring signals with and without antenna, using a reference radio card or access point and a program like netstumbler or kismet. Ca testing out homebrew microwave antennas when we stumbled upon the fact that you could squeeze about 12db out of an empty pringles can and some miscellaneous hardware. Building a wifi antenna out of a tin can extremetech. This one can eliminate signal from some areas while enhancing signal in other areas. A cantenna is a directional waveguide antenna for longrange wifi cf. Hifi which can be used to increase the range or snoop on a wireless network. Building a wifi antenna out of a tin can page 2 of 7 extremetech. A cantenna a portmanteau blending the words can and antenna is a homemade directional waveguide antenna, made out of an openended metal can.
You can make one from a pringles can, there is little need to get fancy. Increase the range of your wireless connection with the super cantenna. Security company isec has demonstrated that a directional antenna made with a pringles can significantly improves the chances of finding the wireless computer networks being used in londons financial district. Waveguide antennas dont use the director assembly the washery bits, and therefore.
Cut a 3 inch plastic disc just big enough to fit snugly inside the can. How to make a wifi antenna out of a pringles can wifi has completely changed the way we browse the net and use the internet in our day to day life. A cantenna is a homemade directional waveguide antenna, made out of an open ended metal can. Cantennas are typically used to increase the range or discovery of wifi networks. The pringles can is really too small for good performance, however. Directional antenna an overview sciencedirect topics. How to make a wifi antenna out of a pringles can makeuseof. If in addition to knowledge of the location of other nodes, each node is equipped with a steerable directional antenna, the energy efficiency of the routing can be further improved. A six or eight inch version of this reflector is just perfect for eliminating off site coverage while enhancing signal in poorly lit areas. By john portune w6nbc the whip was a piece of coat hanger soldered into a banana jack, or a 19. This antenna will extend the range of your wifi or 2. Youll be the talk of the party with this mega canister, a large 7. Cantenna wifi booster antenna wifi antenna booster.
You will see the overall length on the can down the bottom, if your single can is too short then you will need to. The pringles can, being cardboard, does not last well in the weather and is difficult to secure connectors to. Experiments will be performed to compare the antenna with a regular wifi equipped laptop in signal quality and reception range. The pringlesrcantenna was built using instructions avail. Poke a hole in the center of it, and slip it over the lengths of pipe.
In this paper we describe a custom directional antenna, made using basic everyday parts and a pringles can. By using a better antenna than the ones used in standard wifi hardware, the problem could be avoided. Build a wifi antenna out of a pringles can antena wifi, pringles can, wifi this is my nerd school project turning a pringles can into a long range wifi antenna. The most popular pringles cantennas have done this by including a homemade yagi collector inside the pringles can you even use the plastic lid as part of its design. When i taught a college class in network analysis and design, i decided it would be both fun and educational to revisit the pringles cantenna, a directional 2. Why is a super cantenna more powerful than a homemade pringles can. About pringles yagi antenna the resource is currently listed in in a single category. This link is listed in our web site directory since wednesday sep 19 2012, and till today cantenna calculator has been followed for a total of 4087 times. Overall, a pringles can over your antenna will help you maintain contact from a long distance. Ingenious internet users have been using everything from kitchen foil and food strainers, to home made yagi style antennas to boost their wifi.
293 1459 629 880 440 1089 936 1163 1054 494 634 639 529 1352 1117 1314 55 1117 634 239 313 324 799 1270 1102 1246 1291 602 768 1291 1122 1285 1021 119 183 1393 418 929 1215 561 871