How To Build a Rotator Controller with a Computer Interface
Controlling a rotator via computer can be costly, but a budget-friendly solution exists using ... - Listed in Technical Reference/Antenna Rotator
SOTA Goat
SOTA Goat is an essential tool for Summits On The Air participants, offering an ... - Listed in Software/iPhone
Building a 4-Element Yagi Antenna for the 6m Band
Guide to constructing an effective antenna for 50MHz. Inspired by a design from Martin ... - Listed in Antennas/6M/6 meter Yagi Antennas
RF Feedline Power-Loss Calculator
This excel workbook addresses the issue of power loss in transmission lines with complex ... - Listed in Software/RF Design
Marki RF Tools Calculators
Set of online calculators provided my Marki includes a LC Filter Design Tool, Microstrip ... - Listed in Software/Circuit Design
Add Panadapter to Yeasu FT-DX1200
A simple realization of a panadapter conntected to a custom build IF PanAdapter output ... - Listed in Technical Reference/Pan Adapter
Top Amateur Radio Websites - Issue 2433
A Miniature VSWR Meter for QRP, CQ Zone, ITU Zone and Maidenhead Locator to your leaflet maps, A Four Element Six Metre Yagi Antenna, How to Program FT5DR on LINUX, Ham it Up: A Beginner's Look at DXing, Online Coil Inductance Calculator, Repairing Yaesu FT-817 Fail TX on 144 MHz, Station Radioamateur FO5MD - Tahiti, Coastal Ham Radio, N4NJJ Repeaters,
ARRL Audio News August 16, 2024
ARRL Audio News August 16, 2024
EFHW Antenna Modeling with MMANA-GAL
Andrew Georgakopoulos, SV1DKD, modeled the End-Fed Half Wave (EFHW) antenna using MMANA-GAL software. He ... - Listed in Antennas/End-Fed/End Fed Half Wave Antenna
ARRL Urges Protecting the Amateur Radio 902-928 MHz Band
The Federal Communications Commission (FCC) accepted for public comment a Petition for Rulemaking filed by NextNav Inc., a licensee in the 900-MHz Location and Monitoring Service (LMS), to completely reconfigure the 902-928 MHz band and replace the LMS with high-powered 5G cellular and related location services. The FCC Notice requested comment on the effects that NextNav’s proposals would have ...
Solar Cycle 25 Producing Record High Sunspot Numbers
By: Frank Donovan, W3LPL Editor’s note: This article was written earlier in the week. The latest measurements show even higher numbers. See this week's K7RA Solar Report in The ARRL Letter for latest information. Record High Solar Cycle 25 Solar Maximum Sunspot Numbers Have Improved HF Propagation Since Mid-July and Possibly Bringing Worldwide 6 Meter F2 Propagation This Fall. According to the NO...
Hurricane Ernesto Updates
Thursday, August 15, 2024 Midday Update: The National Hurricane Center reports that Tropical Storm Ernesto had become a Category 1 hurricane. A hurricane warning has now been issued for Bermuda and dangerous rip currents are likely along U.S. East Coast beaches this weekend, August 17 - 18. Bobby Graves, KB5HAV, Hurricane Watch Net Manager, reports the net’s activation plans: Friday August 16
Breakaway Pipeline
Breakaway Pipeline allows you to send audio to or from another program on the ... - Listed in Software/Virtual Audio Software
3 Bands Vertical Antenna for WARC bands
This article describes the construction of a three-band vertical antenna for the WARC bands ... - Listed in Antennas/Vertical
Homemade Antenna Mast for portable use
Initially planned as an article on the R-407 station mast, this project evolved into ... - Listed in Antennas/Masts and mounts
QSL-ing via the Bureau and more
QSL cards remain the preferred method for confirming QSOs, especially when received free via ... - Listed in DX Resources/QSLing
Modifications to the IC-745 for the Digital Modes
The ICOM IC-745 is a durable 1980s HF transceiver, ideal for enthusiasts who enjoy ... - Listed in Technical Reference/Radio Mods
Make your own propagation forecast with W6EL
In 2004, Carl Luetzelschwab, K9LA, wrote a guide on using W6ELProp for radio wave ... - Listed in Propagation/Propagation Forecast
Top Amateur Radio Websites - Issue 2432
Colossus Air Cannon Antenna Launcher, Arduino Countermod, Programming Your New Ham Radio, Spectrum Communications, J-Pole Antenna Online Calculator, ESA1 Antique Radio Shop and Repair, WebSDR Dimapur India,
ARRL Audio News August 9, 2024
ARRL Audio News August 9, 2024
David Galletly, KM2O, Named Vice Director of the ARRL Hudson Division
David Galletly, KM2O, has been appointed Vice Director of the ARRL Hudson Division. ARRL President Rick Roderick, K5UR, appointed Galletly to the remainder of the term ending in December, 2024, following the promotion of former Vice Director Ed Wilson, N2XDD, to Hudson Division Director. Galletly has been active in amateur radio since 1998. An ARRL Life Member, he is a member and past President ...
New York High School Helps License Amateur Radio Operators
On August 1, 2024, Steve Goodgame, K5ATA, ARRL Education and Learning Manager, took a train trip to New York City to visit the Staten Island Technical High School. He was there to help administer amateur radio exams to 49 students and all passed their exams. Several upgraded their licenses from General to Extra class and two students went from unlicensed to Extra class in one sitting. Their teac...
Hams.At Upcoming Satellite Passes and Activations
This website serves as a platform for announcing satellite activities, allowing amateur radio operators ... - Listed in Operating Modes/Satellites/Real Time Tracking
iCWoIP Official Site
CWoip (CW over internet protocol) Full Duplex morse code audio with high fidelity sound. ... - Listed in Internet and Radio/Other Resources
W1AW to QSY on 17 Meters for CW
Beginning on Friday, September 6, 2024, Maxim Memorial Station W1AW will begin using a new 17-meter frequency for its scheduled CW transmissions due to increased activity near the current bulletin frequency. In order to reduce the possibility of interference, W1AW will move to 18077.5 kHz.
Andy Milluzzi, KK4LWR, Appointed Vice Director of ARRL Southeastern Division
Andrew “Andy” Milluzzi, Ph.D., KK4LWR, has been appointed Vice Director of the ARRL Southeastern Division. ARRL President Rick Roderick, K5UR, appointed Milluzzi to the remainder of the term ending in December 2025 following the recent death of former Vice Director Jeff Beals, WA4AW (SK). Milluzzi works for Walt Disney Imagineering as a Senior Ride Control Systems Engineer. He earned his Ph.D. a...
N5J Online Log
Log Online for N5J Jarvis Island DXPedition 2024 provided by clublog - Listed in DX Resources/Logs
Carter Craigie, N3AO, Silent Key
Carter Craigie, N3AO, passed away on August 1, 2024, at age 86. Licensed since 1981, he was an ARRL Life Member and Maxim Society Member. He was married to past ARRL President Kay Craigie, N3KN, for 49 years. Carter’s public service communications included appointments as Eastern Pennsylvania Section Traffic Manager and ARES Emergency Coordinator for Chester County, Pennsylvania. After moving to...
Lightning Protection of an Amateur Radio Station
Ham radio enthusiasts must prioritize lightning protection for their stations and homes to mitigate ... - Listed in Technical Reference/Lightning Protection
Hurricane Debby Updates
Monday, August 5, 2024 AM Update: Hurricane Debby made landfall in Florida’s Big Bend coastal area just after 11:00 PM on Sunday night as a Category 1 Hurricane, near Steinhatchee, Florida, just 9 miles southeast of where Category 3 Idalia made landfall on August 30, 2023. Amateur Radio Emergency Service® (ARES®) nets have been activated and will continue to monitor the situation. The amateur ra...
HoIP Phonebook
Online phonebook of Hams Over IP. List of all registered HoIP Extensions, but even ... - Listed in Internet and Radio/Directories
TFilter FIR Filter design tool
TFilter is a free online tool for designing linear phase, optimal, equiripple finite impulse ... - Listed in Software/Filter Design
Top Amateur Radio Websites - Issue 2431
80-160 Meter Antenna For Small Garden, 40-80-160m Dipole Antenna Project, Audio Speech Compressor Curcuit, Noise Canceling Condenser Microphone, The Maritime Amateur, Oxley Region Amateur Radio Club , Unicom Radio,
How-To Easily Measure Unwanted RF
This article addresses the issue of unwanted RF in amateur radio setups and introduces ... - Listed in Technical Reference/Radio Frequency Interference
ARRL Audio News August 2, 2024
ARRL Audio News August 2, 2024
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