The winning article for the February 2021 QST Cover Plaque award is “Create Your Own 1:1 Coax Choke Balun,” by John Portune, W6NBC.
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!
Antenna
Multiband Delta Antenna – M0PLK
Multiband Delta Antenna Closed loop antennas are always less sensitive to noise than open driven element antennas (e.g. vertical or dipole). T... Read more
3-Element 3-Band Mini-Beam from ZX-Yagi
3-Element 3-Band Mini-Beam from ZX-Yagi Better have a small one than none…. Compact built and light-weight 3-band antenna for 10, 15 and 20m. Ab... Read more
TRI-BAND MOBILE ANTENNAS – NGC – Comet Antennas
MOBILE ANTENNAS Fold-Over Hinge Most Comet mobile antennas over 29″ length have a fold-over hinge built into the base section of the antenna. It is NO... Read more
W8AMZ 80-6m OCF Dipole / Windom Multi-Band Antenna w/ 4:1 Balun
Introducing the W8AMZ 80–6m OCF / Windom Multi-Band Antenna using a 4:1 Balun and rated for 2 KW. The SWR is generally below 1.5:1 on 6, 10, 20, 40... Read more
6-40 Meter Alpha MOTO the mobile HF antenna
All Alpha Antennas are handmade & built to order. We appreciate your pride & patience in your antenna system as it is prepared. The Alpha MOTO... Read more
Review
RF Ground Rod vs Concrete Patio
Dave, KO4DLQ, lives in Florida and has to deal with mass amounts of lightning. Dave can relate having served there for several years when he was young... Read more
Review of MFJ’s New Xiegu X5105 HF QRP Deluxo
Review of MFJ’s newest radio. MFJ is the sole importer of the new Xiegu X5105 160m-6m QRP SSB/CW/AM/FM radio with built in rechargeable battery... Read more
Universal Radio presents the Kenwood TS-590SG
Product Overview Be witness to the evolution of KENWOOD‘s pride and joy – the TS-590S HF transceiver – pushing performance and techn... Read more
The Xeigu G90 QRP Transceiver on CW
The Xeigu G90 QRP Transceiver on CW Read more
VeroTel VR-N7500 Android Controlled Mobile Radio
The Vero Telecom VGC VR-N7500 is a brand new 50watt VHF/40 watt UHF Headless ham transceiver with a solid build quality. It is very different in desig... Read more
Equipment
A $38.99 RTL-SDR with 100 Khz – 1.7 GHz coverage
RTL-SDR 100Khz-1.7GHz Full Band UV HF RTL-SDR USB Tuner Receiver/ R820T + 8232 Ham Radio 100% Brand New And High Quality Using the RTL2832 idle chann... Read more
ModMic 4.0 Attachable Boom Microphone
ModMic Attachable Boom Microphone. A High quality electret microphone on a boom that attaches to any headphones to create your perfect headset. Produc... Read more
TH-D74A KENWOOD D-STAR HT (144/220/430MHz) – Test Report
TH-D74A KENWOOD D-STAR HT (144/220/430MHz) KENWOOD D-STAR HT (144/220/430MHz) FCC Part15B(CSR) TEST REPORT FCC ID: K44440900 This device is certified;... Read more
The Racal RA3712 Professional Receiver
Racal RA3712 “The Racal RA3712 is a relatively hard to come by professional receiver. It was widely used by the Royal Navy, but certainly found... Read more
NEW Alinco DM330FXE 30A Supply with USB ports
Alinco DM-330FXE This CE approved switch mode power supply packs a lot of features into a compact, lightweight design that boasts a 9-15VDC variable... 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
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-90x60.jpg)
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-180x120.jpg)