range

Flower Pot Antenna for 2 and 6 mt - The diagram below shows the basic arrangement of the 2m Half-Wave version of the antenna. A 6m diagram is available too by VK2ZOI

Two wire broadband HF dipole - This article describes the design and simulation of a two wire broadband dipole antenna for the HF band, using the software 4Nec2. The antenna is designed to operate in the full range 3-30 MHz

Helical Antennas by F5ZV - Article on Helical Antennas in french

Antena gamma match - Gamma match antenna is an antenna 1/2 additional lambda with the impedance matching more flexible arrangements (var capacitor) by sliding through the gamma match/road.

VHF UHF Slim Jim Antenna - A vertical monoband antenna design that can work from 6 meters to 70 cm by F5ZV in French

Long Range Wi-fi Dish Antenna - Build parabolic WLAN antenna adapted from a small satellite dish. It provides high gain and long range connections.

ZA/F4DTO - F4DTO/ZA and F4GFE/ZA Albania 2 to 16 April 2011 40m to 10m

70 MHz bandplan - The long range bandplan for 70 MHz by OZ2M

F8DZY's blog - HAM RADIO only F8DZY's blog, french ham radio station.

VK3RA Macedon Ranges Amateur Radio Club - Founded in 2009

Orange County Sheriff Live Radio - Orange County Sheriff Live Audio Feed at radioreference. Florida USA

Antenna Engineering - Antenna Engineering specialise in producing a range of high quality aluminium HF verticals ranging from mono band single element verticals to multi element phased arrays.

NP Technologies Inc - Design, develop, test and manufacture a wide range of Amplifier products including highly linear class A Broad Band, Cell Band, Pulse, AM & FM broadcast and Military VHF

Quartslab - Quartslab has over 30 years of experience in supplying quartz crystals to the international communications market. Our product range includes the supply of quartz crystals in the frequency range 1.5 to 225 MHz in all popular holder types as well as crystal oscillators in DIL8 and DIL14 packages.

PRO-COMM INC - High power, UHF, L-band, S-band, C-band, microwave frequency amplifier and oscillator devices, pulsed, CW, fixed-tuned, or tunable devices in the range of 600 MHz to 2000 MHz

California Tube Laboratory - CTL designs and manufactures a wide range of high-power pulse and CW magnetrons, and provides cost-effective magnetron rebuild services for commercial, industrial and defense users.

Instant Tune and Instant Track on Windows 7 - How to operate Instant Tune and Instant Track or DOS Programs on a last generation computer in french and english by ON6WG F5VIF

Spikes CB Radios - A full service sales & repair shop, sell a wide range of cb radios, scanners, antennas, mounts, echo, noise toys and a wide range of accessories. Atkinson, IL USA

Energon Solutions Ltd Priority listing - Energon Solutions are a online super retailer stocking a massive range of Ham Radio, PMR 446, CB Radio and Business Two Way Radio equipment and accessories.

Vertex Standard Australia, NZ - Vertex standard has the radio communications solution you need and should demand. a global organization with over 50 years of proud history and experience our range spans the commercial, marine, airband and amateur markets.

Repeater Range Android App - M3OYQ’s Repeater Range is a free application designed to run on the Android mobile phone platform. The the app listens to the onboard GPS and displays the bundled repeater database as a simple list sorted by the range.

MorseDec - MorseDec decodes and encodes Morse with a range of 5 to 50 wpm. It includes: auto-tracking for wpm speed, macros, spectrum analyzer. Easy to use but powerful.

Digital Wattmeter - 300nW to 30W - The digital wattmeter project was created for the purpose of measuring power in the range of 300nw to 30w.

General purpose RF Wideband PreAmp - General purpose RF Wideband PreAmp based on BSX-20 transistor with a frequency range 14-550 MHz

Resolving 6 Meter Amateur Interference - Transmitting operations in the 50-54 MHz range offer some unique problems that over the past 50 years have stymied station owners, forcing them to tolerate quiet hours and hostility from family and neighbors attempting to enjoy other electronic services.