long range wifi

ZMV Spiral antennas - An experimental antenna similar to the TAK spiral antenna was evaluated for SWR response over the frequency range of 7.0 to 7.3 MHz, or the 40-meter band.

6el 70MHz Low Noise LFA Yagi - A Super 6 element LFA Yagi for 4M. 5.15 mtrs long and 12.4 dBi. Awesome antenna with no matching required and flat SWR throughout. Easy build

7el 50MHz 9.7mtr LFA Yagi Priority listing - A 7element 9.7 metre long 6M LFA Yagi. flat SWR with no match required. Supper pattern, Gain and F/B

DK7ZB hentenna - Descriptions for 144-MHz- , 70 MHz- and 50-MHz-Reflector-Hentennas

RX antenna for 160/80 meters - RX Antenna 160m/80m Band Splitter/Switch, a small project that will work along with the K9AY RX antenna

Homebrew WiFi Antennas - Lincomatic's Homebrew WiFi Antennae, Cantenna, Toothpick Monopole, Patch Antenna, BiQuad, collinear wifi antenna all in one page

Homemade USB wifi antenna - Homemade usb wifi antenna projects on WLAN 802.11

Doube Zepp extended antenna - An extended double zepp antenna by F5ZV in french

12el 50MHz Low Noise LFA Yagi - A 22 metre long 50 Ohm Monster 6M 12 element Yagi. Super gain, Flat SWR, excellent F/B 50 mhz antenna.

Beacon Station MO 189.5 KHz - This site is dedicated to experimental low frequency operation in the 160 to 190 kHz spectrum. LF beacon MO is no longer active. This page is retained only for reference information.

Baja Net Home Page - The Baja Net is one of the boaters’ favorite nets on the West Coast. It has a long history of handling traffic for mariners who are out of touch with friends and family. Several stations have phone patches enabling them to put you right on the line to talk to your loved ones.

Solarcon Antennas - Solarcon custom designs and manufactures a wide range of standard and specialized antenna products, Patch Antennas, Loop Antennas, Helical Antennas, Yagi Antennas, Slot Antennas, UHF Antennas, VHF Antennas, Bluetooth antennas, Dipole antennas and many more.

2J Antenna - Profesional GPS, GSM, Telematics, Yagi, WIFI antennas by 2J antennas

Verdant - Designer and manufacture of Airborne Antenna & Radomes covering a range of applications. Products include vhf antenna ,uhf antenna,navigation antenna,comm antenna,blade antenna,vor/ils antenna ,L band antenna, direction finding antenna,DF antenna,vor,ils, IFF antenna on aircraft,aircraft antenna for airborne application.

New York Repeater Directory - It origionally included NYC Metro and Long Island, but has expanded to cover all of eastern New York as well. Future plans include expanding to cover all of New York state. The listings are a reflection of each repeater's true status, regardless of their coordination

DF5AI Long delayes echoes - LDE articles and reports about long delayes radio echoes by DF5AI

Long delayed echo at Wikipedia - Long-delayed echoes are radio echoes which return to the sender several seconds after transmission.

Here Comes the Sun - Propagation and Sun - Solar activity can aid or hamper HF propagation beyond line-of-sight range, WA1SVF and N6BV answers to questions about Sun influence on radio signals propagation

IC-7000 Mods - IC-7000 TV Enable Reception, ) TVRO & MARS (US version), TVRO & MARS/CAP Mods by N5AC, IC-7000 RX range expand mod, IC-7000 Tone noise, How to fix the IC-7000 audio noise

FT-450 Mars Mods - Mars Mod for Yaesu FT-450 extending frequency range: 1.8-30 MHz

Yaesu VX170 Mod - Extend VX-170 frequency range on Yaesu VX-170

JefaTech - Coax Cables and RF connectors, mobile antennas, cantenna supplies and kits, wifi antennas and adapters, antenna mounts, surge protectors

Radio Works - RadioWORKS is a tool for calculating various items related to radio waves and radio wave propagation. Get detailed information about a frequency, such as the free-space wavelength, band classification, propagation methods, common transmitter configurations, etc. Calculate antenna lengths or frequencies. View a 3D coverage map by providing a latitude / longitude coordinate and transmitter height.

MF TeleType - MF TeleType is a program for amateur radio digital communication via sound card, ham radio chat program for extra reliable text transmissions over long distance

A 40 meter SSB QRP transceiver - This transceiver was conceived as a power-efficient, small, lighweight unit to be carried in the backpack, along with antenna and battery.