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AMATEUR RADIO NEWS FROM THE NET

1- 35 of 9030 News Items
ARRL Audio News December 20, 2024

ARRL Audio News December 20, 2024


Top Performer for HF: The 80-Meter Skyloop Antenna
The 80-meter Skyloop antenna, a top-performing HF antenna, excels in weak signal work, low-noise ... - Listed in Antennas/80M
Top Amateur Radio Websites - Issue 2448
Squirrel Cannon AKA Spud Gun , Guide to Antenna Modeling with NEC by W4RNL, Exploring Linux HF Packeteering with Direwolf and QtTermTCP, Optimized 40-Meter Delta Loop Beam Antenna, SuperFox Code Verification Site, Kenwood TS-520S at RigPix,
Construction of a M0PLK Delta Loop Antenna
This project details the construction and testing of a M0PLK Delta Loop antenna for ... - Listed in Antennas/Delta loop
Building a 50 MHz Notch Filter with Coax Cable
This project documents the construction of a coaxial 50 MHz notch filter to eliminate ... - Listed in Technical Reference/Filters
Charging your laptop or tablet off-grid
This tutorial demonstrates how to charge laptops or tablets, like the Microsoft Surface, using ... - Listed in Technical Reference/Batteries
Top Amateur Radio Websites - Issue 2447
Current consumption for various HF Rigs, Using a SDR as a RFI Site Survey Tool, Coil64 Inductance Coil Calculator, The Porch Loop a small receiving loop , Going Full-Circle with a Kenwood TS-520S, Adding an external keypad to the K3, VK9CV Cocos Keeling DXpedition
APRS TX I-Gate with APRX and the Universal Radio Controller
**APRS TX I-Gate with APRX and the Universal Radio Controller** This project explores ... - Listed in Technical Reference/APRS
Minimalist Breadboard SDR Receiver with Pi Pico
This project revisits a minimalist software-defined radio (SDR) receiver built using a Raspberry Pi ... - Listed in Technical Reference/Software Defined Radio
Top Amateur Radio Websites - Issue 2446
HVA1 All Band Vertical Antenna, 7 Element VHF High Gainer , The W3HH T2FD Antenna Project, T2FD Calculator, Tri-band Yagi Antenna for 20 17 15 meter band, Introduction to Digital Voice
MPLAB Mindi Analog Simulator
The MPLAB Mindi Analog Simulator helps design analog circuits faster and with less risk ... - Listed in Software/Circuit Design
ARRL Audio News December 13, 2024

ARRL Audio News December 13, 2024


ARRL 10-Meter Contest, December 14-15, Great Opportunity for Technicians.

We are at the peak of Solar Cycle 25, and the 10-meter amateur radio band has been providing impressive propagation lately. Recent reports of “wide open” band conditions make this weekend’s ARRL 10-Meter Contest a great opportunity to take advantage of the best conditions of a generation. “I’ve been leaving the mobile radio on 10-meters for the drive into work each day,” said ARRL Regulatory an...


ARRL Teachers Institute on Wireless Technology Now Accepting Applications for 2025 Cohorts

The ARRL Teachers Institute on Wireless Technology (TI) continues to grow. Fresh off a highly successful YouTube telethon that raised more than $41,000 for the program, some of next year’s dates have been announced. Applications are now open.

The program is growing, and educators will have the opportunity to attend sessions around the country. “We love having the teachers here at ARRL Headquarte...


Building a radio repeater
Building a radio repeater enhances communication by extending signal range and overcoming obstacles like ... - Listed in Technical Reference/Repeater
CW_PLAYER
CW_Player is a freeware Morse code training program designed for aspiring and experienced radio ... - Listed in Software/Morse Code Training
YO9GR Alex
Personal website of YO9GR Alex from Romania. Alex provides in his web site a blog ... - Listed in Ham Radio/Personal Pages/Europe
Pocket Tuner
**Abstract** The POCKET TUNER V1.1 is a highly compact HF T-Match antenna tuner ... - Listed in Antennas/Tuners
SAT_EXPLORER
SAT_EXPLORER is a versatile software for tracking the Moon, Sun, and artificial satellites while ... - Listed in Software/Satellite tracking
MyWaveRecorder
MyWaveRecorder is a lightweight utility designed to capture and save any audio played on ... - Listed in Software/Audio Recorders
Anytone AT-778UV FM Dual Band Transceiver
The Anytone AT-778UV is a popular dual-band FM transceiver known for its affordability and solid features. Operating on VHF (144-148 MHz) and UHF (440-450 MHz) bands, it offers selectable power outputs of 25W, 15W, or 5W. Its bright 180-degree TFT LCD display and intuitive interface enhance usability in various settings. While it delivers good audio quality and a robust build, it lacks a dedicated volume knob and may heat up during extended use. Overall, it's an excellent entry-level choice for amateur radio enthusiasts.
AZIWORLD
AZIWORLD is a user-friendly tool for generating azimuthal maps of the Earth centered on ... - Listed in Software/Grid Bearing and Maps
ARRL Audio News December 6, 2024

ARRL Audio News December 6, 2024


Register for 25th Annual SKYWARN Recognition Day, December 7

The 25th Annual SKYWARNTM Recognition Day (SRD) is Saturday, December 7. SRD recognizes the work of amateur and non-ham SKYWARN storm spotters in keeping their communities safe during severe weather. Trained spotters provide observations of “ground truth” to regional National Weather Service (NWS) offices.

While meteorologists have advanced remote sensing data like radar, satellite, and weather...


$41,000+ Raised by Donors, YouTubers, for ARRL Teachers Institute

A YouTube telethon to raise money for the ARRL Teachers Institute on Wireless Technology was a resounding success. More than $21,000 was contributed during the livestream, which unlocked another $20,000 that donors had set out as a challenge gift. ARRL Director of Development Kevin Beal, K8EAL, says that upped the ante. “It's quite clear that even with the generosity of the donors in attendance...


Get on the Air in December with ARRL 160- and 10-Meter Contests

December brings two ARRL-sponsored single-band contests. The ARRL 160-Meter Contest begins Friday, December 6 at 2200 UTC and concludes on Sunday, December 8 at 1559 UTC. Stations in the US (including Alaska, Hawaii, and US possessions) and Canada can contact any station; stations located overseas can only contact US and Canadian stations. Contacts may be made using the CW mode only. See the co...


2025 Youth on the Air Camp Application Period Open

Applications are now being accepted for campers interested in attending the 2025 Youth on the Air Camp. Licensed amateur radio operators, ages 15 through 25, who want to attend are encouraged to apply online at YouthOnTheAir.org. The camp is scheduled to take place June 15 - 20, 2025, in Thornton (Denver), Colorado and the Denver Radio Club, an ARRL Affiliated Club, is the local host.

The curren...


Sputnik Regenerative Receiver: Homebrew Radio
The Sputnik regenerative receiver is a compact and efficient project for amateur radio ... - Listed in Technical Reference/Receivers/Regenerative Receiver
Microphone Audio Compression in SSB Radio
Single-sideband (SSB) radio enhances spectral efficiency but poses challenges with audio intelligibility, particularly in ... - Listed in Technical Reference/Audio
Intercom for KENWOOD TMD700
INTERCOM is a freeware application designed for remote control of KENWOOD TMD700/710/V-71 transceivers, as ... - Listed in Software/Radio Control
Giving Tuesday: How You Can Impact ARRL and Amateur Radio

ARRL The National Association for Amateur Radio® is grateful to its members, who allow us to do the work on their behalf of promoting and protecting amateur radio and inspiring future generations to make ham radio and wireless technology a part of their lives. No one does more for amateur radio. ARRL is globally recognized by radio amateurs and the public for advancing amateur radio, through su...


Otto: Your Enhanced Assistant for WSJT-X
Otto enhances WSJT-X, the popular weak-signal digital modes program for amateur radio. It automates ... - Listed in Software/Weak Signal
DMR D-Star ChatGPT Voice Bot
This software connects to a DMR master using the MMDVM protocol, enabling a ChatGPT-powered ... - Listed in Technical Reference/AI Ham Radio
K2VN Nassau Amateur Radio Club
The Nassau Amateur Radio Club (NARC), a Special Service Club of the ARRL, focuses ... - Listed in Ham Radio/Clubs/North America/USA/New York
Understanding Return Loss, VSWR, and S11
The article explores the concepts of return loss, VSWR, and S11 within the context ... - Listed in Technical Reference/Standing Wave Ratio

 

 
 
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