The winning article for the December 2020 QST Cover Plaque award is “The Tuna Tin S — A Bare-Bones Synthesized QRPp Transmitter,” by Bob Fontana, AK3Y.
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 today!
SOURCE:ARRL
Antenna
2-Element- DK7ZB – Quad Antenna for 5 Bands
“The Quad Antenna uses a single, central-fed frame with a feeder-line. Therefore you must use an ATU for operating this antenna. Excellent woul... Read more
A High Efficiency Extended Length Mobile Antenna
By W5JGV I originally wanted an antenna that would not hit everything overhead while driving, since it was to be installed on a van. I came up with an... Read more
New! Bonito Loop ML-200
The Bonito ML-200 is a wide band active antenna for reception of long, medium and short waves as well as the lower VHF band. The antenna is is charact... Read more
Hunting Noise with Loop Antenna
Ioan, is having some trouble with large amounts of noise, and is wondering what he needs to do in order to hunt and remove that ambient noise. Through... Read more
VK5SFA Wins the April QST Cover Plaque Award
The winning article for the April 2019 QST Cover Plaque award is “A High-Power 160- and 80-Meter Transmitting Loop Antenna” by Steve Adler, VK5SFA. Th... Read more
Review
Ham Radio HF Stealth Dipoles ON-AIR Test and Review
Here is a video on some micro HF dipoles i found. Under 5 ounces, and multiple versions. They work exceptionally well, and will be in my go-kit video.... Read more
![“ Volt-Ohm Meters ” – The Doctor Will See You Now! [ ARRL Podcast ]](https://qrznow.com/wp-content/uploads/2018/09/Digital-Multimeter-with-Battery-Testing-Feature-Amp-Volt-Ohm-Meter-Manual-ranging-Multitester-2f2adcba-5294-49ff-9920-ed2d5bf9f095_600-265x168.jpg)
“ Volt-Ohm Meters ” – The Doctor Will See You Now! [ ARRL Podcast ]
Volt-Ohm Meters These meters have been around for decades and remain one of most useful pieces of test equipment you can own. “Volt-Ohm Meters” is t... Read more
Unbox Radioddity GD-55 and Baofeng DM-5R by KE0OG
“*NOTE* I take very seriously the comments about incompatibility between these radios and DMR repeaters. I will look into this closely. (Radiodd... Read more
![Baofeng Radioddity UV-5RX3 [ PART1 ]](https://qrznow.com/wp-content/uploads/2018/10/28-120-315_01_17445992-6dac-43cf-88d6-7dee59643e17_1024x1024-265x168.jpg)
Baofeng Radioddity UV-5RX3 [ PART1 ]
UV-5RX3 Baofeng Radioddity Radioddity has partnered with Baofeng to create the model UV-5RX3 ham radio handheld, covering the 2-meter (144-148 MHz), 1... Read more
Equipment
QUADRUS SDR | PHASE-COHERENT MULTI-CHANNEL SDR
The QUADRUS SDR platform is complete ready to use integrated platform for advanced SDR software received implementation. It contains all the el... Read more
Expert Amps 2K FA
Expert Amps 2K FA Manual See More: Link Photos: Read more
![CS108G+ HF Radio [ Pre-Order ]](https://qrznow.com/wp-content/uploads/2016/11/CS108G_Front__73855.1479246571.1000.1200-265x168.jpg)
CS108G+ HF Radio [ Pre-Order ]
CS108G+ is an upgraded version of the X108G from Xiegu. Besides the standard features as will be described below, this version has a built in Spectrum... Read more
BITX40: A Fully Assembled $45 SSB QRP transceiver
BITX40 Work the world on 40 meters When was the last time you used a radio you had built? The BITX40 board is single circuit board 40 meter SSB transc... Read more
News
Mysterious Radio Signal Discovered in Milky Way Center | What Is It!?
Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky... Read more
TRI BAND TRANSCEIVER – RS-UV3A
The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeater... Read more
ARRL Continues Its Efforts to Preserve Amateur Radio Secondary Use of the 3 GHz Band
ARRL President Rick Roderick, K5UR, in a written statement on the newly filed H.R.5378 before the US House Commerce Communications and Technology Subc... Read more
![Why Ham Radio [ ARRL Video ]](https://qrznow.com/wp-content/uploads/2021/10/hq720-1-265x168.jpg)
Why Ham Radio [ ARRL Video ]
Josh Nass, KI6NAZ, of @Ham Radio Crash Course talks about what ham radio is, and answers the question…. “Why Ham Radio?” Read more
High Speed Telegraphy 2021 in Montenegro
September 10-14, 2021, the 17th World Championship High Speed Telegraphy was held in Montenegro. The event was organized by MARP (Montenegrin Amateur... Read more