The winning article for the February 2018 QST Cover Plaque award is “Live Trees Affect Antenna Performance” by Kai Siwiak, KE4PT, and Richard Quick, W4RQ.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 QSTCover Plaque Poll web page. Cast a ballot for your favorite article in the March issue today!
VHF
Icom A220 VHF Air Band Transceiver
Icom A220 – Air to Ground Panel Mount Transceiver Icom’s A220 panel mount transceiver is a popular fit with experimental and light sport pilot... Read more
IC-SAT100 Operation Guide
https://www.youtube.com/watch?v=O_0sqZIjiCc Read more
GMRS-50X1 – 50 Watt GMRS Mobile Radio from BTECH is Released
“A High Power 50 Watt GMRS Mobile Radio from BTECH is Released BTECH announced today the North American release of the BTECH GMRS-50X1. The GMRS... Read more
Yaesu FT-4XR FM DUAL BAND TRANSCEIVER
Yaesu FT-4XR FM DUAL BAND TRANSCEIVER Range: 136-174, 400-480MHz Antenna Connector: SMA Power Source: 12.6 VDC Nominal, Battery Operated Exclusively F... Read more
Icom America’s New D-STAR Transceiver is Now Available
KIRKLAND, Wash. (May 2017) – Adventure awaits with the new Icom ID-4100A VHF/UHF Dual Band Transceiver. A compact and smart design, this is the perfec... Read more
Review
Review of The Sidekar, CW device for the KX3
“I’m startin’ the year with a long overdue review of the QRPworks Sidekar. A super portable CW appliance built for the KX3. Oh yeah,... Read more
“Microphones” is the topic for the latest (April 12) episode of the “ARRL The Doctor is In”
“Microphones” is the topic for the latest (April 12) episode of the “ARRL The Doctor is In” podcast. Listen…and learn! Sponsored by DX Engin... Read more
Does Off-Grid Solar Energy Interfere With Ham Radio?
“A lot of viewers asked to see how bad the interference was on my receive when my RV is running off-grid with solar only. In this video I was ac... Read more
Not being heard at 100 Watts
Dan, KG5WQN, doesn’t know what to do. He has a well set up antenna and should be able to use the ham bands, but even at 100 watts he has trouble... Read more
Equipment
![CS108G+ HF Radio [ Pre-Order ]](https://qrznow.com/wp-content/uploads/2016/11/CS108G_Front__73855.1479246571.1000.1200-190x122.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
RF-KIT Power Amplifiers RF2K-S
RF-KIT Power Amplifier RF2K-S – THE Solid State 1,500 watt linear amplifier DX Engineering exclusive! Both kit and assembled versions offer exac... Read more
Belka-DSP radio receive
The Belka-DSP radio receiver is designed to receive radio stations with amplitude, frequency and single-band modulation, as well as telegraph signals... Read more
IC-9700 – Direct Sampling Brought to the VHF/UHF World
IC-9700 Direct Sampling Brought to the VHF/UHF World Icom IC-9700 strives to be first, to be innovative, and to continue to refine our radios for a ba... Read more
The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ High-performance HF/VHF/UHF/SHF SDR
WiNRADiO Overview The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ is a high-performance HF/VHF/UHF/SHF software-defined receiver with a frequency rang... Read more
Antenna
Mosley PRO-67-C-3 – HF Antenna
One antenna, 4 Elements on 10, 3 Elements on 12, 3 Elements on 15, 3 Elements on 17, 3 Elements on 20, 1 Element on 30 Meters and 3 Elements on 40 Met... Read more
Engineering the Doublet Antenna
“I made this doublet connector from a piece of 6mm Nylon 66 I had knocking about. Seems easy enough. I just hope the 450 ohm behaves itself and... Read more
G3TXQ 6 Band Hexbeam Components
Some of the Hexbeams features are: 6 bands: 20m – 6m Full size 2 Elements on each band No lossy traps or coils Bespoke HIGH power wire elements... Read more
MONO 3 40 MOXON
MONO 3 40 moxon is every contester’s dream, a rugged monoband yagi, compact design and large bandwidth. Specifications Frequency MHz: 7~7,3 Active ele... Read more
Antenna 1/2-wave, 5-Band HF Cobweb Antenna – MFJ-1835 Time Lapse Video
1/2-wave, 5-Band HF Cobweb Antenna Restricted space spoiling your operating fun? MFJ-1835 puts your call back on the map! This fiveband (20, 17, 15, 1... Read more
Equipment
“New Elecraft K4s in production
K4 TRANSCEIVER We’re pleased to announce our new top of the line transceiver, the Elecraft K4. It combines the latest in direct-sampling technology wi... Read more
The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ High-performance HF/VHF/UHF/SHF SDR
WiNRADiO Overview The WiNRADiO WR-G39DDCi ‘EXCELSIOR’ is a high-performance HF/VHF/UHF/SHF software-defined receiver with a frequency rang... Read more
IC-9700 Firmware Update
Download Type Firmware Model name IC-9700 Version Version 1.23 Update 2020/04/03 Major changes Changes from Version 1.21 Changed the screen drawing se... Read more
E-Coder 2 Controller
The E-Coder 2 panel was designed to control Expert Electronics SDR devices with a focus on remote operation. It has a high quality low latency sound c... Read more
Ailunce HS2 HF VHF UHF SDR Transceiver
Ailunce HS2 is an ultra-portable full-frequency full-mode SDR radio. The HAM-BOX mobile app we developed allows the mobile phone to easily control and... Read more
App - Mobile
SDR Control for Icom
Software Defined Radio Client for Icom Transceivers SDR-Control is a full featured App to operate your Icom Transceiver at home or from around the wor... Read more
HAM QuickLog – IOS App
Mircules HAM QuickLog is great new HAM radio logging software for the iPad, for quick and easy HAM Logging. This handy app helps you to quickly... Read more
RFinder – The World Wide Repeater Directory kicks BrandMeister up a notch. DMR without CodePlugs!
RFinder has worked with the DMR network Brandmeister to create new usability enhancements. The new dashboard just released includes coverage maps gene... Read more
Wizkers:Radio APP
Wizkers:Radio is a controller for various Amateur Radio equipments. At the moment, it supports several Elecraft radios and amplifiers, as well as the... Read more
Rfinder for Visually Impaired on Android
Rfinder Tom W3ZX, a visually impaired ham gives a great demo on Android using TalkBack for the visually impaired. See More: http://www.rfinder.net/blo... Read more
![Expert Linear 1.5-FA Solid State Amplifier [ Hamvention ]](https://qrznow.com/wp-content/uploads/2022/06/spe-90x60.png)
![Expert Linear 1.5-FA Solid State Amplifier [ Hamvention ]](https://qrznow.com/wp-content/uploads/2022/06/spe-180x120.png)
