The winning article for the October 2019 QST Cover Plaque award is “About Impedance Matching Circuits” by Ward Silver, NØAX.
The QST Cover Plaque Award — given to the author or authors of the most popular article in each issue — is determined by a vote of ARRL members on the QST Cover Plaque Poll web page. Cast a ballot for your favorite article in the November issue today.
Recent Posts
100 Inexpensive Paper Clips – Will It Antenna?
The highly requested paper clip installment of Will It Antenna. Where I try and make ham radio antennas out of common household items. Today, the wors... Read more
CHA MPAS LITE: CHAMELEON DESIGNS A NEW QRP COMPACT PORTABLE ANTENNA SYSTEM
The CHA MPAS LITE is the little brother of the CHA MPAS 2.0 – the most popular Modular Portable Antenna ... Read more
FCC Grants ARRL Rules Waiver Request for Fire Emergencies, Hurricanes
The FCC has granted ARRL’s request for a temporary waiver to permit amateur data transmissions at a higher symbol rate than currently permitted by sec... Read more
Hurricane Watch Net Wraps Up Marathon Activation for Two Storms
The Hurricane Watch Net (HWN) just stood down from another extended session — 71 hours of continuous operation — for Hurricane Paulette and Hurricane... Read more
FIRST CUBESAT SATELLITE DEVELOPED BY BRAZILIAN COMPANY FINISHES ENVIRONMENTAL TESTS
The Engineering Model, the first development model, of the NANOMIRAX / CRON-1 nanosatellite carried out its environmental testing campaign at the Inte... Read more
RGO ONE HF transceiver – PREORDER
This is third production lot.Please fill in your data so we can arrange shipping of your brand new RGO ONE shortwave transceiver right after it is bui... Read more
Northern Florida ARES Requests Clear Frequencies for HF Nets
Northern Florida Section Emergency Coordinator Karl Martin, K4HBN, is requesting that stations not directly involved in the Amateur Radio Emergency Se... Read more
Langstone Project – SDR Transceiver using an Adalm PlutoSDR
https://www.youtube.com/watch?v=TgAkcmd7ixA Read more
Promotion video of ICOM IP730D/IP740D
The IP730D series is an innovative hybrid IP radio with licensed professional radio mode for local and nationwide communications. Read more
Solar Cycle 25 Is Here. NASA, NOAA Scientists Explain What That Means
This split image shows the difference between an active Sun during solar maximum (on the left, captured in April 2014) and a quiet Sun during solar mi... Read more
Our Sun Has Bad Aim with Storms to the East & West | Solar Storm Forecast 09.15.2020
https://www.youtube.com/watch?v=dYibU6gy3yw Read more
5-MHz Interoperability Channels Designated for Wildfires and Hurricane Sally Response
The Federal Emergency Management Agency (FEMA) has announced that two 60-meter channels have been made available, as necessary, for interoperabil... Read more
Marconi Day Award
Marconi Day Award The Calabria DX Team has once again organized Marconi Day and Award for the second year. The following accredited stations... Read more
How I designed the Nebula eXtreme Multiband 18m DX Commander Antenna
eXtreme Multiband 18m DX Read more
SDRplay has added sample IQ files to their website
IQ Demo Files Here you can find off air IQ recordings for you to check your SDRuno and related software settings for a variety of different situations... Read more
Attention Turns to Tropical Storm Sally after Hurricane Paulette Hits Bermuda
The Hurricane Watch Net (HWN) said this morning that it will continue to gather any reports from Bermuda in the wake of Hurricane Paulette, which made... Read more
ICOM IC 705 Raspberry Pi Setup WITH GPS
ICOM IC 705 Raspberry Pi Setup WITH GPS Read more
Xiegu G90 HF Ham Radio Go Box/Solar Generator
Xiegu G90 HF Ham Radio Go Box/Solar Generator Read more
The repeter antenna of the ISS
The repeter antenna of the ISS Source: URE Read more