How to build your own waveguide antenna cantenna for 802. Although some designs are based on a can, this tube is too narrow to increase the 2. If your nconnector is a screw on type, then you wont need the nuts and bolts. Some designs include a pole mount to elevate the cantenna. This cable will connect your shinny new cantenna to your usb wireless adapter.
Cantenna design and construction cell phones for seniors. Cantenna cantenna design, cantenna building cantenna formulas how to calculate cantenna dimensions circular waveguide antenna for 2. Cantenna design, wifiwlan antenna applications, wifi antenna. What you would do is attach that adapter to a usb on your aspire, detach the antenna from the adapter and attach the small connector on the cantenna pigtail to the adapter. Find low everyday prices and buy online for delivery or instore pickup. One major design challenge regards the antenna, which. The super cantenna is a directional, lineofsight antenna. You are responsible for keeping the wireless system within legal limits in your legislation.
This is how i made a usb cantenna with a coffee can. The cantenna name is appropriate given that the product is in the shape of the can, similar to a pringles can in size, and sits on a tripod. Building the cylinder can waveguide we chose to build the antenna for 2. Cantennas are typically used to increase the range of or discover wifi networks. The wireless signal exits and enters the cap end of the super cantenna.
Locate and aim the super cantenna is a directional, lineofsight antenna. Dual band cantenna antennas 5ghz band wifi antennas. The pringles can, being cardboard, does not last well in the weather and is difficult to secure connectors to. Enter the diameter of the can and click on calculate. Making your own wirelessinternetboosting antenna out of a tin aluminum can and a small wireless antenna can improve your internet life a lot, and. It helped me built my aluminimum cantenna mini normal size if the applet doesnt load propably you dont have the java virtual machine. Perfect for enhancing your wifi signal, wardriving and penetration testing or situations where you need a line of sight connection over a. Works great with a router that has external atennas, like the oldschool classic wrt54g. Usb works by the host computer polling devices on the bus. L u is wavelength at higher dominant mode cut off frequency. This link is listed in our web site directory since wednesday aug 19 2009, and till today cantennacalc has been followed for a total of 6252 times. How to build a wifi cantenna array for extreme db gain. Broadbandhamnet, formally known at hsmm ham radio, is a high speed mesh data network running on. The waveguide antenna or cantenna evolved from the pringles can antenna.
The n type female chassis mount connector is typically used in radio applications. Yagi calculator is a free antenna design and analysis software for windows. This is due mostly to the basic design of the antenna which is a main element with rods placed perpendicular from end to end. 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. Drill or punch holes in your can to mount the connector the length of the 14 wave guide from the closed end of the can.
Cantenna background information definition a cantenna is a directional waveguide antenna for longrange wifi used to increase the range of a wireless network, built from a small tin can. A cantenna is a specific kind of homemade antenna made from a metal can, which is how this device got its name. The calculator will provide the approximate numbers for actual installation of the connector into the side of the can cylinder. At about 1 nanosecond per 9 inches of cable, exceeding the maximum cable length allowed by the usb specification even by a couple of feet is likely to cause communication over usb to fail. A wireless router with external, removable antennas, preferably with custom firmware or a wireless usb dongle with a removable antennta. This mechanically simple amplifier is used in various cell phone and wifi systems to increase range or signal quality. This adapter is one of the only good usb adapters that has an external antenna connection. A cantenna a portmanteau blending the words can and antenna is a homemade directional waveguide antenna, made out of an openended metal can. This software can not only be used to design but also to find out antenna gain, stacking distance, and standing wave ratio swr to design the antenna, you need to go to task design yagi menu. This article is a little bit of a departure for me. A tin can waveguide antenna, or cantenna, may be just the ticket. Thats the idea behind instructables user budgethackdotcom s cantenna, and you can calculate how many cans youre going to need with this cantenna calculator. The cylinder portion of the can may consist of metalcoated paperboard. Wlan antenna waveguide type includes table of suitable dimensions for cantenna.
Measure s calculated above from the base of the can, mark and drill small pilot hole, then drill or fashion a 1 2 inch 12mm or 5 8 inch 16mm depends on the n connector size hole for the ntype connector step 3. I connect the super cantenna to the usb adapter and my usb adapter to my laptop and im good to go. Cantenna is a mashup of can and antenna creating the nickname for a directional waveguide antenna built from repurposed steel cans. Who knew that when i moved to a rural area i would be ripped off by the company that i have used for phone service for a few years. If you are using a wifi modem with an external antenna and wish to employ a cantenna. Download free trial versions of the most popular ti software and handheld emulators. To use your cantenna, youll need a special cable commonly called a pig tail.
Laptop users, see page 9 turn your equipment back on. Pdf dualband compact planar antenna for a lowcost wlan usb. I have even modified an old tv satellite dish with a usb wifi adapter, but out of all of these do it yourself antennas, my favorite can be found here. Use a super cantenna wifi booster antenna to amplify the range of your wifi network or connect to other wireless networks in your neighborhood. Typically i write about vhfuhf communications, but im dipping my feet into the microwaves and have thrust headfirst into the world of broadbandhamnet. The cantenna name is appropriate given that the product is in the shape of the can, similar to a pringles. 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 t. How to build a tin can waveguide wifi antenna by gregory rehm. Responses from devices need to arrive back at the host within a certain length of time.
It is a ceramic tube coated with a carbon graphite. How to make a cantenna homemade wifi antenna hubpages. About cantennacalc the resource is currently listed in in 2 categories. Basics a cantenna is a directional waveguide antenna for longrange wifi used to increase the range of or snoop on a wireless network. By playing with the locations and sizes of the rods the antenna works on different frequen. The best free calculators app downloads for windows. Build the ultimate wifi boosting cantenna techradar. A cantenna is a homemade directional waveguide antenna, made out of an open ended metal. Click on to cantenna mark 2 for the next version and dont forget to check out the netstumbler results on the other homemade antennas link further up this page for the final results using an sma baby food tin on a modified me102 feeding a version of the mark 1 cantenna with a cardboard horn. Jun 12, 2015 here is my new version of the classic cantenna waveguide. The cantenna has become something of a cult figure in the world of online signal enhancement. The te11 cutoff frequency should be lower than 2412 mhz and the tm01 cutoff should be higher than 2462 mhz. Cut a hole in the can towards the bottom see picture just big enough that you can force the female end of the usb extension cable in. Rptnctonmale cable for connecting to most routers a.
This software is very useful to calculate cantenna pan antenna dimension without any difficulties. After drilling the hole in the side of the can at the correct place, all you need to do is place the nconnector into the can and attach the pigtail to your routerwireless access point. That adapter has a removable antenna that attaches with the rpsma type connector which the cantenna needs. Also, the type of cable required for the connection is more susceptible to failure from fatigue.
Cantenna driver usb download skachatlibertyigs blog. Radio amateur hf radio ham radio antenna short waves circuits hams engineering ham radio calculator. Free online engineering calculator to find the dimensions of a cantenna can antenna. Here is a easy to use, freeware program for winxp, vista and win7 that will calculate the proper dimensions for a cantenna.
The included super cantenna tripod is cheese but that doesnt matter much as the super cantenna has a camera mounting screw like standard cameras have. Verizon not working as promised and no communication after complaint. It extends in a narrow, 30 degree beam, to and from your target base station or access point. One end of the cable will have a n male connector just right for connecting your your cantenna, while the other end will have a connector appropriate to your card or access point. Replace with the super cantenna cable, using the included rptnc adapter if necessary. I have included a key lengths calculator in the form below. Mismatched antennas may damage your wireless devices. We have a simple driversoftware setup tutorial, if anyone have trouble installing the drivers. Cantenna to hp laptop issue september 2009 forums cnet. L c is wavelength at lower dominant mode cut off frequency.
Cantenna circular waveguide antenna calculator javascript. All you need is one large can of spuds, plus some other stuff. Cantennas are typically used to increase the range or discovery of wifi networks. This calculator is designed to give experimentation data for construction and use of a wireless range extending antenna. In this video i cover how i made a cantenna using readily available items. Create a cantenna to drastically extend your wifi signal. Download kalkulator wajanboliccantenna calc for free.
Download kalkulator wajanbolic a portable and intuitive application that helps users calculate cantenna dimensions and save the information to a plain text file. I just stabbed mine with a pocketknife a few times. However, a cantenna can be made from various cans or tubes of an appropriate diameter. For example, if you wish to input 25000000, just type 25m instead. This is a sample program i wrote to help you build your cantenna. The pig tail connects your wireless card or access point to you antenna. About cantenna calculator the resource is currently listed in in 2 categories. A tripod this is optional, but i highly suggest putting your new cantenna on a tripod. Cantenna design, wifiwlan antenna applications, wifi. Get the latest software updates, manuals, and applications for ti graphing calculators and scientific calculators. Gregorys site has a form that will calculate the frequency that your new cantenna will operate at. Drill or punch holes in your can to mount the connector the length of.
This software is very useful to calculate cantennapan antenna dimension without any difficulties. Yagi cantenna antennas the yagi antenna is the most popular type of directional antenna in use today. Mar 19, 2010 attaching the cantenna to your wifi device. More importantly, testing shows that the waveguide cans work better. A cantenna blending the words can and antenna is a homemade directional waveguide antenna, made out of an openended metal can.
Trees, metal buildings, drywall, power lines, and other objects may block your wireless signal and make the super cantenna. Apr 01, 2006 i recently was given the opportunity to test the super cantenna wireless booster antenna. Using this software, you can design and build your own yagi antenna. A usb adapter with a removable antenna is great for all laptops, including newer versions with an express card slot. There is an online calculator, which will help you determine the.
Cables longer than 18 inches start to lose the signal strength that was gained by the cantenna. Here you will find an overview of our software solutions, operating systems and apps. Notes on the heathkit hn31 cantenna figure 2 hn31 interior construction the load resistor the performance of the dummy load has mostly to do with the resistor characteristics. From all of the designs linked to on this page, i would suggest modifing the pvc one to accept a usb wifi device by cutting a slot where the pigtail is. Sep 07, 20 create a cantenna to drastically extend your wifi signal. How to build a cantenna so, you wanna build a cantenna. Download drivers for your plug and play super usb antenna.
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