Dayton Hamvention 2025 Award Winners Announced
The recipients of the 2025 Dayton Hamvention® Awards were announced on March 11, 2025. “The selection process was highly competitive, given the outstanding quality of nominations submitted this year. We extend our heartfelt congratulations to the winners for 2025,” said Dayton Hamvention Awards Chair Michael Kalter, W8CI. Technical Achievement Award: Dr. Kristina Collins, KD8OXT Dr. Kristina Coll...
A Simple SO2R Contest Station
Andrew Roos (ZS6AA) details his practical approach to building a Single Operator Two Radio ... - Listed in DX Resources/Contest/SO2R
Clubs are Gearing Up for ARRL Ham Radio Open House — Yours Can, Too!
Hurricane Watch Net Founder Gerald Murphy, K8YUW, a Silent Key
Gerald E. “Gerry” Murphy, K8YUW, passed away on February 25, 2025. He was 88 years old, and the founder of the Hurricane Watch Net (HWN). According to a statement released by current HWN manager Bobby Graves, KB5HAV, Murphy, then 28 years old, was stationed at the U.S. Naval Mobile Construction Battalion Center in Davisville, Rhode Island, in 1965. During his time off, he handled countless phon...
The Bazooka Antenna
The Bazooka antenna, a coaxial dipole, functions as an omnidirectional antenna with vertical or ... - Listed in Antennas/Bazooka
80 Mtr Vertical project
This blog chronicles the development of an 80-meter vertical antenna for amateur radio operation. ... - Listed in Antennas/80M
Kanga Products
Kanga Products offers a diverse range of kits and pre-built items for amateur radio ... - Listed in Shopping and Services/Regional/USA
About Baluns, Ununs, Chokes, Isolators, and Transformers
This article clarifies the roles of baluns, ununs, common mode chokes, line isolators, and ... - Listed in Antennas/Baluns
ARRL Audio News March 7, 2025
ARRL Audio News March 7, 2025
CE3SAD Six Meter DX from CE
Home page of CE3SAD with information on his activity and progress expecially on the ... - Listed in Ham Radio/Personal Pages
Long Range LoRa Communication
This Arduino project explores long-range RF communication using EBYTE E32 1W LoRa modules (either ... - Listed in Technical Reference/LoRa and LoRaWan
Compact Circularly Polarized Quadrifilar Antenna Design
This project details the construction of a compact, circularly polarized Quadrifilar Helix Antenna (QHA) ... - Listed in Antennas/Quadrifilar Helix
Simple TEFV Antenna for Backyard or Park Use
This project outlines the construction of a simple TEFV (Tilted End-Fed Vertical) antenna suitable ... - Listed in Antennas/End-Fed
Yaesu FT-847: A Versatile Transceiver for VHF DXing and Beyond
John Lemay’s (G4ZTR) review of the Yaesu FT-847 offers a practical look at this ... - Listed in Radio Equipment/HF Transceivers/Yaesu FT-847
QRP Silent Antenna Tuning Unit with Built-in Noise Bridge
This innovative antenna tuning unit (ATU) enables QRP operators to match their antennas without ... - Listed in Antennas/Tuners
Top Amateur Radio Websites - Issue 2504
Building a Multiband Vertical Wire Antenna, Reviving the 3 Transistor Short Wave Radio, Portable antenna for 440 MHz, Building a Compact and Efficient WSPR Beacon, Designing a Modular DC Receiver with Tunable Preselector for HF Listening, 3-elements Yagi-Uda online calculator, Transforming Your Tower into a High-Performing Dual-Band DX Antenna, Coax Velocity Factor in Baluns, RFNM Motherboards, Understanding Return Loss, VSWR, and S11,
Compact and Stable Mobile Antenna: The SN 1/8 Design
This project introduces the SN 1/8 mobile antenna, a compact and mechanically stable alternative ... - Listed in Antennas/Mobile
ARRL Audio News February 28, 2025
ARRL Audio News February 28, 2025
ARRL’s “On the Air Live” Continues to Grow
ARRL is equipping the next generation of radio amateurs with the knowledge to get active on the air. “On the Air Live” is a monthly interactive webinar series that does deep-dives into topics aimed at the new and intermediate ham. It complements material found in On the Air magazine. February’s event had nearly 130 people in attendance. The events are hosted by ARRL Education Specialist Wayne G...
Colorado High School Students Visit the Plishner Radio Astronomy and Space Sciences Center
In late January 2025, 17 students and staff members from Las Animas High School (LAHS) in Colorado visited the Deep Space Exploration Society Radio Telescope (DSES) located at the Plishner Radio Astronomy and Space Sciences Center near Haswell, Colorado. They also got an introduction to amateur radio. “This first field trip visit of high school students reflected the dreams of Michael Lowe, form...
Get On the Air for the ARRL International DX Contest
We’re seeing peak conditions from Solar Cycle 25 just in time for the ARRL International DX SSB Contest. It gets underway this weekend at 0000 UTC on Saturday, March 1, and concludes at 2359 UTC on Sunday, March 2. ARRL Contest Program Manager Paul Bourque, N1SFE, is gearing up to operate as part of a multi-operator, single-transmitter station for the event. He is eager to get started. “This is...
Low-Current Si5351-Based Digital VFO with Nokia Display
A versatile digital VFO design utilizing the Silicon Labs Si5351a oscillator chip and Nokia ... - Listed in Technical Reference/Homebrew
Compact QRP SWR Meter with OLED Display
This project presents a compact QRP SWR meter featuring a 0.96" OLED display (128x64 ... - Listed in Technical Reference/SWR Meters
Wire Antenna Calculator
This page presents an online calculator tool for determining the dimensions of various HF ... - Listed in Antennas/Antenna Calculators
Why AM Radio Shines at Night: Sky-Wave Magic
AM radio listening excels at night due to sky-wave propagation, where signals travel farther ... - Listed in Shortwave Radio/Beginner's guides
TS-590SG Station Monitor
This software enables remote monitoring of the Kenwood TS-590SG HF transceiver. Based on a ... - Listed in Software/Radio Control
The CobWebb antenna project
The CobWebb antenna project is a compact, multiband HF solution ideal for amateur radio ... - Listed in Antennas/CobWebb
DIY Weatherproof Dipole Antenna Center Connector for HF Operations
This DIY homebrew project provides a durable, weatherproof center connector for dipole antennas, ideal ... - Listed in Antennas/Homebrewing Techniques
ARRL Audio News February 21, 2025
ARRL Audio News February 21, 2025
DX Opportunities Abound Around ARRL International DX Contest
With Solar Cycle 25 still at peak conditions, and several popular contests this time of year, there have been some interesting, if not totally rare, DX opportunities on the HF bands. Spots have been flying on DX club email reflectors this week. VK9XU on Christmas Island, V73WW on Marshall Island, 5N9DTG in Nigeria, KH7AL/KH9 on Wake Island, and 7Q2MM in Malawi have all been noted, among many ot...
YLRL Scholarships Available for Students
Changes in the ARRL Iowa Section
Election results have been finalized in the ARRL Iowa Section. Barry Buelow, WØIY, received 283 votes, defeating incumbent Leilia Garner, WAØUIG, who received 146 votes. Buelow, of Cedar Point, will assume Section Manager duties on April 1. Buelow is a veteran of the United States Air Force and has worked in aerospace engineering. He has served on the ARRL National Convention Committee and is a ...
High School and a Sci-Fi Movie Spark Interest in Amateur Radio
Steve Schickel was a young high school student in the late ’80s and was introduced to amateur radio through his electronics classes. He also spent time working at a local RadioShack and watching science fiction movies at a nearby theater in his hometown of Pensacola, Florida. Amateur radio’s next biggest influence on Steve came in 1997, on opening night of the movie “Contact,” about a scientist ...
More Seats Available for On the Air Live
Due to significant demand, ARRL has expanded the number of available spots for this month’s On the Air Live, an online training session linked to content in the current issue of On the Air magazine. The program quickly reached its original capacity. The live event will be hosted by ARRL Education Specialist Wayne Greene, KB4DSF. “It is a good problem to have,” said ARRL Education and Learning Ma...
Bob Buus, W2OD, ARRL Northern New Jersey Section Manager, Silent Key
Robert “Bob” Buus, W2OD, passed away on February 18, 2025. He has served as the ARRL Northern New Jersey Section Manager since 2020. Buus served as an Assistant Section Manager, Emergency Coordinator, and Net Manager prior to his appointment. Buus was born in Minnesota and was first licensed in 1950. He graduated from the University of North Dakota with a degree in electrical engineering. He wo...
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