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The largest and oldest amateur radio club in Central Florida with over 300 members and growing

This antenna was designed for the CQ WW CW 2009 at EA8URL. All elements are made out of fishing rods with an insulated copper cable fixed on the rods by cable ties. Both fishing rods and cable are UV resistant.

Theory and origins of W4RNL Asymmetrical Hatted Vertical Dipole AHVD for portable operations.

Ham rasio shop in Chzeck republic, offer antennas, filters, roators, electronic components, cw keyers, power supplies, and other ham shack accessories

Personal web page of Gerardo Pe?a. From Cuenca, in the South Center of Ecuador.

W5ALT Antenna notes for a dummy dedicated to restricted space antennas

Site for owners & prospective owners of the Ten-Tec Model 516 Argonaut V Amateur Radio Transceiver.

An home made low pass filter for 70 MHz by IK0VAQ

Sell all types of obstruction lighting. Lighting for your ham radio antenna tower. Genesis Lamp stocks a wide variety of replacement bulbs and specialty replacement light bulbs including: airport lighting and airport light bulbs, incandescent light bulbs and more

Radioaficionados - Morse - dx peditions and software

Broadcasts Bible teachings in 15 languages to all world regions on local media such as mediumwave, TV and FM, via international shortwave radio and Internet radio and TV.

K6FRC/B 6 m beacons website

A homebrew four elements log periodic antenna for HF bands

Manufacturers and Installers of Masts, Towers, Antenna systems, Trailer Masts, Lattice Masts and Bracketry. Radio, CCTV and lighting masts, tower Refurbishments, safety surveys, mast tower inspections, safe to climb certification

An Energy Analysis at an Impedance Discontinuity in an RF Transmission Line

WorkedFields is a windows free software to displays a map showing the amateur radio field squares contacted and logged in using a third-party logging program.

Hexbeam antenna project for 20, 15 and 10 mtrs

This transverter can deliver about 25w on it's own, and runs on 12v, making it suitable for portable service.

A CB to six meter transverter project by ZS2ACP

Installing mobile radios in your new megabucks car can be a frightening proposition - especially if RF from your rig could damage your shiny new roadster

During a club's "Filetto Day" event, a comparative field test was conducted between a **Buddipole** antenna and a homemade 20/40-meter wire dipole. The author, IW5EDI, performed this personal evaluation from a mountain top at 1500 meters above sea level, utilizing a Yaesu FT-857D transceiver to switch between antennas. The observations on the 20-meter band indicated that the wire dipole consistently delivered significantly stronger signals compared to the Buddipole. Additionally, the Buddipole exhibited higher levels of **QRM** during the listening tests. The commercial Buddipole, known for its multiband capability and compact size with a self-supporting tripod, was contrasted with the simpler, larger wire dipole, which required a fiberglass fish pole for support. This direct comparison highlights practical differences in performance and deployment between a popular portable commercial antenna and a basic wire antenna in a real-world operating environment.

A few thoughts on Multi Band VHF Aerials by Peter Ward VK3ZAV

The Nederlandse Vereniging voor Radio Amateurs (NVRA) operates from Haarlem, Netherlands, under the club callsign PI4HLM and maintains an ATV repeater, PI6HLM. The organization's website provides updates on internal governance, such as the postponement of a General Members Meeting due to necessary amendments to its 1986 statutes. These amendments are required to comply with the Wet Bestuur en Toezicht Rechtspersonen (WBTR) — Dutch legislation concerning the governance and supervision of legal entities. The NVRA's operational focus includes local amateur radio activities, indicated by its Haarlem location and the presence of a **PI6HLM** ATV repeater. The club's adherence to national legal frameworks for non-profit organizations, specifically the **WBTR**, demonstrates its structured approach to club management and long-term viability within the Dutch amateur radio community.

A custom modification RC-D710 GPS-INSIDE mod.

Magnetic Loop antenna for 20 to 80 meters band using home made butterfly condensator kit

Le rendez-vous des radioamateurs ORGanis?s !.

by Jim Stafford, W4QO appeared in QRP Quarterly, Fall, 2006

AMSAT NA official web site.

W-CODE is a professional digital mode decoder system capable to decode many digital signals on HF, VHF/UHF, SHF and SATELLITE bands.

Amateur SSTV from MIR, a 2 meter antenna for bicycles, working the AO-27 satellite portable, and photographs.

A group of American amateur radio operators who are living in Germany and come together to participate in amateur radio activities

Home page for DXpeditions to Arctic areas!

cq-contest reflector comments about the performance of the EWE receive antennna collected by KA9FOX

Official site of the "Italian Naval Old Rhythmers Club", gatehering CW operators from Military Navy and Civil Marine

IMO was created in response to an ever growing need for international cooperation of meteor amateur work. Radio Observations.

Organized to promote operation on the amateur bands above 420 MHz

Table of power loss to SWR relation

Clean Up Your Signals with Band-Pass Filters

San Andres 2013 DXpedition 5J0R

How to enable a full TX coverage on the Yaesu FTDX101D the european version.

Radio Free Europe / Radio Liberty is an international news and broadcast organization serving Central and Eastern Europe, the Caucasus, Central Asia, Russia, the Middle East and Balkan countries.

Wolverine Power Systems provides generators, rental, service and repair located in Holland, Michigan.

Oakcallsigns.com specializes in custom-crafted oak call signs, presenting various designs for amateur radio shacks. The resource showcases different styles, including standard call sign plaques and options featuring iconic ham radio silhouettes like the _D-104_ microphone. Each item is described with pricing, ranging from $15.00 to **$25.00**, and includes details on shipping and seller reputation. The platform highlights the craftsmanship involved, emphasizing personalized scroll-saw work on each oak piece. It details the seller's positive feedback rating of **99.4%** from over 10,000 transactions, indicating a reliable source for these unique accessories. The site also provides information on the number of units sold for specific designs, such as 2,338 for the standard call sign gift and 554 for the smaller personalized version. This commercial offering focuses on decorative and personalized items for the ham radio enthusiast, distinct from operational equipment. It serves as a direct retail channel for custom shack adornments.

This simple utility is intended to facilitate the coversion of a properly formatted ADIF file to a delimited text file. This file may then be used for import into such applications as MS Excel or others.

An EH Antenna for 14 MHz by EB3EMD based on an original project by F5SWN

A frame antenna for the 80 meters band, built to be folded and to be easy to be mounted and dismounted. This antenna is suitable for indoor and QRP use, bandwidth is just 10kHz and should be observed a proper distance while transmitting due to high voltage.

Noise foundamentals. Radio frequency interference noise.

This Radio Direction Finder Device Connects to an FM Receiver, Transceiver, or HT

eHam user reviews of the Yaesu FT-450 HF+6m t ransceiver