ICOM IC-7300
IC-7300 HF/50/70MHz Transceiver (advertising image)
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The K7RA Solar Update
Tad Cook, K7RA, Seattle, reports: It’s exciting to observe increasing sunspot activity. Recently Solar Cycle 25 produced new sunspots frequently, and... Read more
Massachusetts Court Okays Amateur Radio Tower, Citing Board of Appeals’ Error
A judge in the Massachusetts Land Court has ruled that the Zoning Board of Appeals in the City of Framingham “erred” in revoking a building permit for... Read more
RG8X No-Name Coax, You Need To Be Careful, Jim W6LG Shows What Happened To 100 Feet Of Gray Coax
Jim Heath W6LG shows what happened to RG8X that had 1500 applied. Watch the subsequent episodes for more information about coax. Read more
FCC Investigating Alleged “Jamming” on 40 Meters
Reports suggest that jamming stations have been deployed on the lower portion of 40 meters. The jamming appears to be coming from Cuba. The signals, s... Read more
Audio and visual of Cuba jamming 40M, making it to OH
Audio and visual of Cuba jamming 40M, making it to OH Audio and visual of Cuba jamming 40M, making it to OH. #hamradio pic.twitter.com/J4wHLPMGhF — Ha... Read more
To Resonate or Not to Resonate?
Ben, K0ABR, simply asks Is resonate better than non resonate antenna? Read more
Volunteer radio operators to the rescue in Belgian floods
July 2021: Brabant Wallon’s Emergency Radio Network volunteers stepped in when the Police building in Wavre, Belgium – including its Tetra anten... Read more
FCC Investigating Whether Cuban Government Is Jamming HAM Radio
by Matthew Gault The federal government is investigating mysterious signals coming from Havana that are jamming popular frequencies. HAM radio operato... Read more
EZNEC PRO ANTENNA MODELLING SOFTWARE WILL BE FREE FROM 2022
“ On January 1, 2022 I will be retiring. I’ll be nearly 76 and want to spend more time at other things. EZNEC is and always has been devel... Read more
AO-109 (RadFxSat-2/AMSAT Fox-1E) Open for Amateur Use
AMSAT’s Engineering and Operations Teams have announced that AO-109 (RadFxSat-2/AMSAT Fox-1E) is now open for amateur use. AMSAT advises operators to... Read more
Attaching Coax to a Dipole
Gordon, KO4OCO, in reference to Dave’s 40 meter dipole video, he asks how the actual connection between the coupler and the antenna wire was mad... Read more
20M LOADED DIPOLE – HALF A YAGI?
Here we take a look at building a short, loaded dipole for 20 Meters, 14 MHz. In fact, this is going to be half of a 2 element yagi for the 20M band. Read more
Astron SS-30M-AP Power Supply First Look!
New from Astron is a 30-amp Power Supply with PowerPoles and 2 USB ports on the front panel. Let’s take a First Look at this! Connectors: [... Read more
Icom ID-52 First Look! – New Icom Handheld Ham Radio | DSTAR
Look what arrived at my mailbox! This is the Icom ID-52E, the newest Handheld Ham Radio from Icom, which includes DSTAR. Let’s take a look at th... Read more
Amateur Radio Responds to Flooding in Western Europe
International Amateur Radio Union (IARU) Region 1 Emergency Communications Coordinator Greg Mossop, G0DUB, reported over the weekend that amateur radi... Read more
Solar Storm Fake Out & Big Flare Players Near | Solar Storm Forecast 07.17.2021
Solar Storm Fake Out & Big Flare Players Near | Read more
Getting your Equipment in the Right Order
Frank Arciuolo, W1ZAH, is having some problems with his antenna set up and SWR. Dave here to help point him in the right direction. Read more
Radioddity REVEALS DB25-D Mini Mobile DMR Radio | First Look!
Radioddity has a new Mini Mobile DMR Radio about to be released which they are calling the DB-25-D. This is a small dual band DMR radio with 20W power... Read more
Radio Wave Properties: Electric and Magnetic Dipole Antennae
“An HP model 3200B VHF Oscillator and ENI model 5100-L NMR RF Broadband Power Amplifier provide a 300 MHz signal to a half-wave dipole antenna.... Read more
Is That Cuban Radio Jammers On 40 Meters Ham Radio?
“For almost a week straight there has been an abundance of what looks like intentional radio interference on 40 meters HF ham radio. Is this the... Read more
Cuba Is Jamming Ham Radio Frequencies!
“My good friend Alex, W7HU has uncovered that Cuba is jamming ham radio frequencies to stop communication in and out of Cuba. If you’re un... Read more
The Take-off Angle Theory
“Kyle, W0AAV, is wondering if there is an optimal angle to put his vertical antenna or is the Take off angle not really important or is is more... Read more
MINI600 Antenna Analyzer EU1KY Firmware Version 1.04
“Here we take a look at the Mini600 Antenna Analyzer with EU1KY Firmware Version 1.04” Main Functions : Panoramic scan Measurement Generat... Read more
June 2021 Volunteer Monitor Program Activity Report Released
The June 2021 activity report of the Volunteer Monitor (VM) Program has been released. The VM Program is a joint initiative between the ARRL and FCC t... Read more
DX Commander All Band Vertical after 6 Months in the Air | Review
“I’ve had my DX Commander All Band vertical in the air for about 6 months now and I wanted to show how the antenna has faired over the Aus... Read more
Difficult Grounding Issues
Tim Desmond, KI5OUN, inspired this video on grounding. Simplest to say “Difficult Grounding Issues” Read more
New Astron SS-30M-AP Switching Power Supply Review/Demo
Switching Power Supply, 30 A At 13.8 Vdc Peak Output, Front Panel Powerpoles, Fan Cooled, Meters, 115/230 Vac Input Int. Sw., Each Read more
New Firmware Updates for the IC-705, IC-7300 and IC-9700 SDR Transceivers
Icom has released updates for its latest range of Amateur radios. The updates are available for the IC-705, IC-7300 and IC-9700 SDR transceivers. The... Read more
HamBuilder HBR4HFS 4-Band HF Ham Radio Test and Review
“This video took me a few months to put together while testing it in different environments and locations. Today we are looking at the HamBuilde... Read more
AMSAT CubeSatSim First Official Release – v1.0
I am very pleased to announce the first software release of the CubeSatSim software v1.0! Along with the first hardware release v1.0 last month,... Read more
Good Grounding
Doug, K0YP, is grounding his station with a very over the top grounding supplies and set up and is asking for Dave’s feedback on his system. Read more
Yagi Configurations
“Calvin, N7AY, inspired Dave’s General overview of many common questions concerning Yagi’s… Watch to learn more.” Read more
W1AW/KL7 to Serve as ARRL Headquarters Station for IARU Event
W1AW/KL7 will be in Alaska to serve as the ARRL Headquarters (HQ) station for the International Amateur Radio Union (IARU) HF World Championship compe... Read more
LAB599 DISCOVERY TX 500 IN-DEPTH REVIEW
Peter Waters G3OJV, has spent nearly two weeks testing and using this Russian transceiver. Is it right for you? GENERAL FEATURES – Splash proof... Read more
The Applying and Handling of Lightning Arrestors
“Thanks to a lead question from Daniel Chin, 9M6DC, Dave dives into the topic of Lightning Arrestors and Surge Protectors. How to apply and atta... Read more