How to Find Online Ham Radio Exams
Antenna
W4OP Loop Antenna
It seems that more and more, amateurs are facing increasingly strict HOAs. This antenna is not designed for the backpacker, but rather for the QRP ama... Read more
“KBG” Short Dipole Antenna
Short Dipole Antenna No, it is not a KGB antenna, even though it’s overall length makes it a stealthy antenna: 1m8 for the... Read more
Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna
Type number KA1-211X KA1-408X KA1-411X Gain table / size Frequency (MHz) 14-50 7-50 7-50 The total number of elements 11 Elements 8 Elements 11 Elemen... Read more
Moonraker GPA-RX HF Antenna 2 – 90 Mhz
Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50 Ohms Base connection: SO239 Length:... Read more
Review
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
How Do You Know Your Antenna & Radio Are Setup And Working Correctly?
“A question you may have asked yourself, “Is my radio working? I don’t hear anyone!” Or worse, you can hear other stations, bu... Read more
What is QSK? And How Do I Use It?
What is QSK? And How Do I Use It? Read more
Apartment Grounding Dilemma
Ilya, ER1TAW, inspired this video from his question that Dave has been asked many times. How should one ground when they live in an apartment complex? Read more
Noise on your Radio!
This is part 1 of 2 of a presentation I made to the Rochester Amateur Radio Association (RaRa) on 3 June 2020 on the subject of noise (QRN) and what c... Read more
Equipment
Bird Sitehawk , Antenna/Cable Analyzer, Spectrum Analyzer
“This is the Bird43 that everyone knows, ON STEROIDS! LOL… I had no idea Bird came to this, so I wanted to share it with you. Something th... Read more
1 KW SSPA for 1.8-54 MHz
It’s been a while since I built an amp for HF; I’d have to go back to the 60’s and a pair of the venerable 3-500z tubes that I put t... Read more
Elecraft K3 Crystal ‘Roofing’ Filters
Elecraft K3 What “Roofing Filter” means to Elecraft K3 Filters and Dynamic Range There’s been so much discussion about this... Read more
FTDX-101D [ YAESU ] HF SDR Transceiver
Yaesu FTDX-101D YAESU is excited to introduce a new High-Class HF/50MHz 100W Transceiver – FTDX101D and the first sample will be seen at Dayton Hamven... Read more
News
Use your Privileges Properly – Ham Radio
Due to some inquiry by Eric, KB0YDN, I decided to make this video discussing the incident of the Ham Firefighting Interference in Idaho Last year. Thi... Read more
ISM Packet Decoder Plugin For SDR Sharp – RTL 433
Here we take a look at the RTL433 Plugin for SDR Sharp, making it easy to decode ISM RF Packets. https://github.com/marco402/plugin-Rtl433-for-SdrShar... Read more
Increase in unidentified intruders
IARUMS newsletter IARU Monitoring System (IARUMS) Region 1 newsletter reports an increase in unidentified intruders in the amateur radio bands followi... Read more
I’m an Intern at ARRL Headquarters!
“I’m Jherica Goodgame, KI5HTA, and I’m a 2022 summer intern at ARRL HQ. Join me while I show you around some of my favorite parts of... Read more
Antenna on Sloping Ground – What happens?
“Various terrain and Antennas: You can make the slope work to your advantage. I know your next question already. Hang on. I’ll make a vide... Read more