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A review of portable SOTA equipment used by G4ISJ

Improving the reception on 70 MHz for the yaesu FT-847

Club dedicate to CW enthusiasts

A web site about amateur radio satellite

My place in cyberspace for thinking out loud about the Three Rivers Area Montioring Association and its Sunday evening Pittsburgh Area Scanner Net as well as ham radio and the Linux operating system

Basic information in spanish hon how to become ham radio operators, or radioaficionados

A web site for those interested in ham radio Software Defined Radio (SDR). SDR Zone provide forums, reviews and user blogs relating to any type of SDR

A keyed piezo beeper, connected to the microphone jack of a HT, appeared feasible as a ready-made MCW generator.

About greyline propagation in HF bands

Information on ham radio or amateur radio (radio amatur)

A simple and effective antenna launcher system by AA4LR

We encourage ham radio operators to try something new with the hobby.

Por una Radioaficion unida y solidaria . Uruguay

A blogspot blog about Software Defined Radio

Homebrew Tube Projects, Vacuum Tube Data, Articles From Old Handbooks

Promote the activities Brazil YL and BRYLA award

Personal Ham Radio and CW Blog by SV2KBS Victoria

Extending TX for the Kenwood TS-590s HF Transceiver

A page dedicated to servicing and building a 10 meter band moxon Antenna

WebLog for Amateur Radio, Computers, Technology, not my personal life because...who really cares about my personal life? by Justin Kates Lewes, Delaware, United States

A blog dedicated to SDR and in particular to HPSDR experimentation and tests by John G0ORX

In italian language, ham radio tales

The resource examines the operational characteristics and potential of Moxon Yagi antennas, drawing insights from Les Moxon's work and subsequent NEC modeling. It presents simulated current distributions and radiation patterns for a 40-meter Moxon, comparing its performance against a standard 2-element Yagi on the same band. Specific data points include forward gain, front-to-back (F/B) ratio, and feedpoint impedance, which are critical parameters for antenna design and optimization. Further analysis extends to a 20-meter Moxon, detailing its gain, F/B ratio, and SWR bandwidth across the band. The discussion highlights the Moxon's compact footprint and its ability to achieve respectable performance metrics, making it a viable option for hams with limited space. The content provides a technical assessment of the Moxon's advantages in terms of pattern purity and impedance stability compared to other compact directional arrays. The article also touches upon the practical considerations for constructing and deploying Moxon antennas, emphasizing the trade-offs between physical size and electrical performance. It includes graphical representations of antenna currents and radiation patterns, offering visual aids to understand the theoretical concepts discussed.

Article on Phase-cancellation of noise on 2m band

A blog dedicated to YL

The life and times of development of a Linux D-Star repeater and dplus node.

Simple QRP projects, 10m, 6m, WSPR beaconing, sub-9kHz and other random stuff

Tuning non-resonant antennas and usage of such technique during contests.

Things on the occasion of amateur radio activity only

Radio 2 Radio broadcasts amateur & HAM radio news and current events from around the world.

A member of the adventure radio group

Amateur radio makes the world a much smaller place.

Some observations on the Yaesu FT-817 5W portable HF VHF UHF transceiver with some pictures and movies

Projects in ham radio, programming, and robotics. Specializing in amateur satellite operations.

Configure the Kenwood TS-590S for Digital Voice Keying DVK, a must for contesting.

A blog devoted to the hobby of Amateur Radio (Ham Radio). The radio amateurs of the world contribute to public service and emergency communications. This blog hopefully will reflect that fact!

Diary of a small contest group

Blog site for various home brew projects including antennas, power dividers etc

News/Projects for Amateur Radio

PS8RF beacon tx in 7.035 Mhz with 3 W

Jules Verne's "Around the World in 80 days" is old fashion way. Be an amateur radio I'll bet you'll rounding the world just on a flash!

J49I operated from Crete Island (EU-015, KM25PH) during the 2008 _CQ WW DX CW Contest_, focusing on multi-operator category participation. The station's activity centered on maximizing contacts and multiplier acquisition across various HF bands during the competitive event. Operators aimed to achieve a high score by leveraging the island's DXCC entity status. The team, comprising Greek and Italian amateur radio operators, utilized the J49I callsign for this specific contest operation. Their efforts contributed to the overall contest results for the 2008 CW segment, with logs submitted reflecting their performance from the European continent.

This blog is devoted to my station and all of my radio activities

CT1FUI - Amateur Radio from Portugal , QSL card collection from 90's

Homebrew, QRP, Beacons & Diplomatic / Spy Radio

A CW beacon keyer for 222 MHz by VA3NFA

This blog is a space devoted to primarily, but not limited to, my experiences with and ideas about Amateur Radio, QRPing and Morse Code.

It is possible to detune the tower so that, at least on one band, the tower can be made to effectively disappear. That is, become non-resonant on the band of interest. This allows the vertically-polarized low-bands antenna to meet its potential.