2.4 ghz long range wifi

Balun and Transformer Core Selection - Occasionally errors are made regarding core selection. This especially includes baluns, where on occasion some very strange ideas surface.

RF in shack with vertical and longwire antennas - Why a vertical antenna or longwire antenna might require a balun

Installing a balun - The correct way to install a lowngwire antenna with a balun

Longwire Antenna Balun Project  ^pop - Home brew a long wire balun

Wire Antenna Life - How long should a wire antenna last? Wire antennas are not forever. Installation and quality are major factors in the useful life. Don't forget maintenance. You can avoid an untimely failure.

F5TER Antenne EH 160 M - EH Antenna for 160 meters band and links to more EH antenna plans

13 cm Helix Antenna  ^pop - Here is the design of a 2.4 GHz antenna that is ideal for amateur satellite communications. This antenna is easy to assemble because the design itself tolerates inaccuracies in the construction without really affecting performance.

A Horn Antenna for 2.4 GHz. - This Antenna is not really practical for AO-40 reception, but horn antennas have a number of qualities useful in microwave antenna testing and noise figure measurements.

A homebrew 10-element 900 MHz quagi - A 10 elements quagi antenna for 900 mhz

Mobile 2.45Ghz antenna - A prototype 2.45ghz antenna for mobile use. This antenna has been u sed for surveying signal strength using a variety of free wlan tools.

Dish 802.11 Wireless Networking Antenna - This antenna modification is for the IEEE 802.11b networking protocol that operates at 2.4 GHz. It can be scaled easily to the 5 GHz frequency used by IEEE 802.11a by simply scaling the dimensions on the feed can and the excitation antenna to 2.4/5 = 48% of the dimensions shown above.

14Km 802.11B link test  ^pop - G7EYT, Carl - G6NLC and Neil - M1NCD sucessfully completed a 14Km range check with 802.11B equipment and home built antenna's.

2.4GHz Short Backfire Antenna  ^pop - My short backfire antenna for 2.45ghz by carl rabe - g6nlc

2.4 Ghz double quad antenna  ^pop - An easy to build, compact antenna for wireless lan applications that offers a reasonable amount gain.

Pringles Yagi Antenna - Design and build a Pringles Yagi antenna for 2.4Ghz.

Building Helical Antennas - Seattle Wireless - Photos and comments on building an helical antenna for wifi

WK8L's ATV Page - Includes links and documentation on wifi antennas, 2.4 GHz Coffee Can Feed Antennas

MicroTV Aerial - Seattle Wireless - Yagi antenna for 2.4Ghz band

2.4GHz Cubic Quad Antenna  ^pop - The Cubic Quad antenna is a commonly homemade antenna in the range of about 150 odd MHz. Our little project was to design one of these for use in the 2.4GHz range for 802.11 wireless LANs.

NARTE Telecommunications Certification Association - Narte, the national association of radio and telecommunications engineers is a non-profit association which offers independent certification to qualifying technicians and engineers practicing a wide range of telecommunications and electronics disciplines.

SSB Electronic USA - manufactures and distributes HF, VHF, UHF and SHF equipment covering 10MHz. - 47.0GHz. Our products include: Wireless LAN / WAN Bidirectional Linear Amplifiers, Low Noise Preamplifiers - LNA's, RF Linear Amplifiers, Relays, Transverter Systems, Frequency Translation Systems, Downconverters, Antennas, Parabolic Dishes, Coaxial Cable, Relays, Antenna Switches, Microwave Test equipment, PC controlled Receivers, Microwave Linear Amplifiers including models for Telemetry, Wireless, and CDMA applications.

Tennamast - Tennamast design and manufacture a wide range of fabricated metal goods, Antenna masts, Wind-sock masts, and masts for holding such systems as CCTV, Loudspeakers, Lighting units

Electronika International Inc - Electronika International Inc, Cleveland, OHIO manufacturers wide range of Coaxial Cable Assembly, Coaxial Connectors & Adapters, Power Dividers, Attenuators, Coaxial Switches, Amplifiers, Fiber Optic cords, Bias TEE, Isolator & Circulator and other products

Battery University - On-line resource that provides practical battery knowledge for engineers, educators, students and battery users alike. The papers address battery chemistries, best battery choices and ways to make your battery last longer.

Avoid pitfalls when recharging batteries to ensure long life - Portable design - avoid pitfalls when recharging batteries to ensure long life - secondary batteries can be simple devices, but improper charging can be devastating to the user experience.