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The GN9120 is an excellent bluetooth type headset. Here an article about GN9120 Wireless Headset Conversion for Ham Radio with PTT

An exaustive document on frequency multipliers with a particular attention on ways to generate high frequency signals for microwave

Installing a mobile rig in a vehicle requires careful planning and execution to ensure optimal performance and safety. The process begins with selecting the right equipment, such as the ICOM IC706MKII for low bands and the ALINCO DR-610 for VHF/UHF operations. Proper mounting is crucial; both radios are strategically placed under the back seat of the Silverado, allowing for a clean installation while maintaining passenger comfort. The Hustler antenna, equipped with various resonators, ensures coverage across multiple bands, while the LDG automatic antenna tuner fine-tunes the match for efficient operation. A remote head for the tuner enhances accessibility, making adjustments easier while driving. Each step of the installation is documented to provide insights and tips for fellow operators looking to enhance their mobile setup. The experience shared here reflects practical knowledge gained through hands-on work, aiming to inspire others in the ham community to undertake similar projects.

LA3ZA on magnetospheric ducting as an explanation for delayed signals on 3.5 MHz

Active on HF all bands, VHF - SSB - MS. Hope to work you on one of the bands.

An ARRL affiliated club

Reducing noise on six meter band

A private-public partnership with three main goals to collect weather data contributed by citizens; to make these data available for weather services and homeland security; and to provide feedback to the data contributors so that they have the tools to check and improve their data quality

Observing how fractal antennas might exhibit characteristics that are correlated to their form by kb7qhc

Amateur radio station from Capri island, Italy

Build a 7 Element 4M (70MHz) Beam By Paul M1CCZ

Baccalieu amateur radio klub inc. is located in carbonear, newfoundland

Upload an ADIF fiel and plot all worked grids in an online map. Support filtering by band, year and can export the output directly into a google map, or a google earth KML file

A technical explanation of what is a mesh node in HSMM-Mesh HamNet, with explaination of specific roles of each network interface

XQ3SA personal website and Chilean Internet Callbook.

Virgo is originally designed to serve for meteorscatter propagation purposes in amateur radio. Maintained by Bastian, DB1BM, and Alexander, DL8AAU. Virgo is a projection of the sky visible at your location. Different to other astronomical sky views, there are no stars displayed, but the radiants of current meteor showers.

The Delmarva Amateur Radio Club is located in Salisbury, Maryland

Presents field test results for an **elevated SuperAntenna MP-1** portable antenna, configured on a tripod for HF operations. The resource details the antenna's setup and performance during a portable activation, focusing on its use across the 40-meter, 20-meter, and 17-meter amateur bands. It includes observations on signal reports and operational considerations for this specific portable antenna configuration. The content provides practical insights into deploying the MP-1 antenna in a non-ground-mounted setup, which is often a point of interest for portable and QRP operators. It documents the author's experience with the antenna's tuning and effectiveness for making contacts under real-world conditions, offering a user-perspective review of its capabilities. The article also features photographic evidence of the antenna's deployment, illustrating the tripod mounting and the overall portable station setup.

Natick emergency radio net

The page provides information about the activities and events of the El Dorado County Amateur Radio Club in California, including meeting schedules, field day updates, and presentations by club members.

VK1OD informations on BPL

The standard J-Pole antenna is a end fed 1/2 wavelength antenna, in this article is explained also how to build an expanded Super J Pole that provides about 4.5 dbd gain. These antennas can be built from EMT electric conduit pipe

The KI7CX 2.4 GHz Cheap & Easy antenna/feed

Issued by the Irish Radio Transmitters Society

Official web site of the Alaska QRP Club The AK/QRP Club is dedicated to the enjoyment of low power Amateur Radio operations.

A Bass Eq Pre amplifier for high impedance PU by ON6MU

Amateur Radio Station K7GSE, Telegraph & keys Collection

Article on Yagi and Log periodic antennas by Tom, K1JJ

Personal web site WebAPRS and more, in spanish.

Tiny Trak is a simple choice for tracking, simply by using a usual VHF and TinyTrak as APRS modem.

An article on CDE/Hy-Gain/MFJ antenna rotator repairing

SARA, the Schuylkill Amateur Repeater Association located in central-eastern PA in Schuylkill County.

Homemade RF limiter project, to protect the K3 receiver front-end for high radiofrequency based on the original KD9SV project.

FM-EA3BT FM-EA3WFL T08B

W4YDY Mobile history and installations

Live Streaming Scanner from Paradise, CA

Amateur Radio web page of links and info I like

The TS-690 was Kenwood All Mode Multi Band HF Transciever

Experiments with Balloon and Kite Lifted Antennas bby G4VGO

Peace country amateur radio club, as well as links to other sites

Hamradio, contesting and dx by SM6WXO

Six meters dxing pages and shack review

Lockheed martin recreation association amateur radio club

Dedicated to:jnos tcp-ip packet radio

21,145.7 MHz from JN55VF

The Triangle ATV Association is an organization of hams in the Raleigh-Durham-Chapel Hill NC area who communicate by means of our own personal TV transmitters and receivers.

The Union Métropolitaine des Sans-filistes de Montréal (UMS) operates daily nets on **VE2REM** 147.015+ T103.5, **VE2RYV** 146.655- T141.3, and **VE2RVK** 145.430- T141.3, alongside Echolink VE2UMS-L and DMR TG302273. This Montreal-based club, representing hundreds of radio amateurs, provides information for those interested in amateur radio and serves as a communication hub for its members, including a regularly visited ham radio flea market section. The site also highlights significant club initiatives like the AREDN Mesh Network modernization project and an innovative after-school program. The UMS website details upcoming events such as the 2026 sugar shack invitation, Field Day 2025, and monthly meetings scheduled for September 18, 2024. It also features a live log sheet section and a WEB SDR, offering practical tools for members and visitors. The club's president, Bruno VE2VK, extends a welcome, emphasizing the UMS's role in fostering amateur radio in the greater Montreal region, with contact information provided for inquiries.

Shrine Temple Amateur Radio Club

provide reliable access to the APRS Internet Service for users around the world

News from Pueblo West Amateur Radio Club, Pueblo West, Colorado