Antenna
Build an HF long wire balloon antenna
“We made a long wire vertical antenna suspended from a helium balloon over the river, at 25 watts and an MFJ 993b autotuner to tune it on 40 met… Read more
RQ-84 – The classic “Quad” full-size has ten elements for 10m, eight – 15 m, six – 20 m, and four full-size elements on 40m band
RQ-84 – the classic “Quad” full-size has ten elements for 10m, eight – 15 m, six – 20 m, and four full-size elements on… Read more
ARSCTL – a flexible web interface for your antenna rotators by DH1TW
Arsctl is a server side application which makes all your antenna rotators available on a network. Arsctl allows you to conveniently control your rotat… Read more
ANTENNA ANALYZER , 1-60MHZ – MFJ 223
ANTENNA ANALYZER , 1-60MHZ – MFJ 223 1-60 MHz Color Graphic VNA AnalyzerPocket-Size, Incredible Performance! Truly accurate SWR, R, X and Z!Thi… Read more
Review
Ameritron ALS-500M Amp and MFJ-4275MV Power Supply
Ameritron mobile no tune Solid State Amplifier –Mobile no tune Solid State Amplifier – uses four rugged 2SC2879 hig… Read more
Radioddity GA-510 10-Watt Handheld Review
➤ UP TO 8 MILES RANGE: A further and more impressive communication range comes from the 10W high power feature. The Radioddity GA-510 can be set in 3… Read more
MFJ-998 automatic antenna tuner 1500 Watts – Review and Setup
Full 1500 watts SSB/CW…Digital & Analog SWR/WattMeter . . . All features of MFJ IntelliTuners– Ultra-fast, Safe Automatic Tuning . . . Wide… Read more
Xiegu XPA125B Ham Radio Amplifier
The XPA125B amplifier has a gain of 13 dB making it the perfect amplifier for a 5 watt transmitter when 100 watt output is needed. The automatic Anten… Read more
Equipment
New SP-38 External Speaker for the IC-7300, Coming Soon!
Icom are introducing a new external speaker for its revolutionary IC-7300 Software Designed Radio. The new SP-38 complements the appearance of the IC-… Read more
ALPIN 200 – LINEAR AMPLIFIER HF 2KW
ALPIN 200 Linear Amplifier Available from January 2015! Specifications coverage Frequency : All the bands radio amateur 1.8-29,7 MHz Output Po… Read more
NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer
NanoVNA SAA2 Version 2 Vector Network Analyzer – Ham Radio Antenna Analyzer 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
Mercury Paddle- Bencher
The Return of the Legend. N2DAN’s legacy lives on in this beautiful dual paddle crafted from the finest materials– massive brass base with… Read more
News
February 2021 Volunteer Monitor Program Report
The Volunteer Monitor (VM) Program is a joint initiative between ARRL and the FCC to enhance compliance in the Amateur Radio Service. To date, Volunte… Read more
Amateur radio satellites deploy March 14
Eight satellites, all coordinated by the IARU Satellite Frequency Coordination Panel, are planned to be deployed from the International Space Station… Read more
ARRL to Have Two Exhibits at this Weekend’s QSO Today Virtual Ham Expo
ARRL will have two exhibits at the the QSO Today Ham Expo. One will offer opportunities to meet ARRL Lab engineers, who will answer questions and shar… Read more
Registration Now Open for HamSCI Workshop 2021
Registration is now open for the 2021 HamSCI Workshop, Friday and Saturday, March 19 – 20. The theme of this year’s workshop is midlatitude ionospheri… Read more
Spacewalk Could Return ARISS Ham Station in ISS Columbus Module to the Air
Amateur Radio on the International Space Station (ARISS) reports that efforts to determine what’s keeping the ham station in the ISS Columbus module o… Read more
The post Antenna Construction and the Optimized Wideband Antenna appeared first on QRZ NOW – Ham Radio News.