“The Sun quiets down this week while we wait get a good look at a returning coronal hole that could bring us another chance for a solar storm from some fast wind. Meanwhile, we will likely stay at unsettled conditions as we feel the influence from a southern coronal hole followed by another small hole that will rotate into the Earth-strike zone in the next few days. Learn more about the gentle reprieve we get this week and see why amateur and shortwave radio operators are groaning while GPS users cheer.”
Antenna
QST Antenna Design Competition Submission Deadline Looms
The deadline to submit a design for the 2018 QST Antenna Design Competition is just ahead — September 1! The competition challenge is to design the be... Read more
W1ZR Wins August QST Cover Plaque Award
The winning article for the August 2016 QST Cover Plaque award is “Antenna Analyzers — the Basics” by Joel R. Hallas, W1ZR. The QST Cover Plaque... Read more
Four-square eight directions antenna system, with dummy load power indicator and high power
4SQ-8DIR antenna system The four-square phased-vertical array if used by many contesters and DXers for oreration on the low bands. This construction m... Read more
QM7 – Seven elements Yagi -Uda Antenna – 144MHz
Make yourself your antenna for 144MHz Great yagi antenna for 2 meters Band – Download .pdf File – To open file you neeed adobe reader ... Read more
HF Omniangles HF-28 ( 10 Meters )
HF Omniangles Our HF line of horizontal omnis are a bit different than the VHF and UHF models in that they aren’t as excellent from an omnidirec... Read more
Antenna Circular Polarization
“Space communication has forced the use of Circular polarization. The fundamental advantage of circular polarization is that all reflections cha... Read more
Equipment
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
KPA1500+ W Solid State Amplifier /160-6 meters – Elecraft
New KPA1500 solid-state amplifier won’t take over your entire desktop: it’s just 4.5 x 13.5 x 11.5” (HWD; 11.5 x 34 x 29 cm). The lightweight companio... Read more
ANAN-8000DLE HF & 6M 200W SDR Transeiver
The ANAN-8000DLE HF & 6M 200W SDR Transceiver meets and exceeds the requirements of even the most discerning Amateur Radio Operator, it is based o... Read more
Expert Amps 1.3K-FA – 1.3 KW Solid State Fully Automatic Linear Amplifier
1.3 KW Solid State Fully Automatic Linear Amplifier RF SOLUTIONS is the authorised dealer for Australia/New Zealand Power: up to 1.5 KW (1.3KW typ.).... Read more
The DUC/DDC HF/VHF SunSDR2 transceiver
SunSDR2-transceiver – is an up-to-date system of the amateur radio communication in the HF and VHF frequency bands with the digital signal proce... Read more
VHF
All about repeaters – Ham College 12
All about repeaters. More Technician exam questions. Read more
AnyTone AT-588 VHF
AnyTone AT-588 A really good little 2m mobile at a great price, the AT588 packs a punch too with its adjustable power output up to 60 watts. Output Po... Read more
Vitai VT-5188
Vitai VT-5188 1. Frequency Range: VHF: 136-174MHz/245-245.9875Mhz UHF: 400-480MHz 2. Output Power: VHF: 10W/25W/60W ... Read more
Icom IC-M73PLUS
Icom IC-M73PLUS PROFESSIONAL VHF MARINE TRANSCIEVER The IC-M73PLUS builds on many of the features that made the IC-M71 the choice of many marit... Read more
The Best DMR Radio? Anytone AT-D878UV Bluetooth GPS
To fully utilize all the features you have to use Windows PC to program this radio. Not Compatible with CHIRP and RT systems software. FCC Part 90 C... Read more
Building a Complete Ham Radio Repeater
Ham Radio Repeater “The complete construction process of a 440MHz UHF Amateur Radio Repeater that was setup on top of our school here at New Mex... Read more
Digital Modes
RC WSJT-X 2.5.0-rc4 is now ready for download by beta testers
“Dear WSJT-X and MAP65 Users, We are pleased to announce that a public Release Candidate WSJT-X 2.5.0-rc4 is now ready for download by beta testers. O... Read more
JS8Call Overview and Settings 2021
JS8Call Overview and Settings 2021 Read more
FT8DMC 3rd Anniversary-Activity Days 2020
To commemorate our 3rd anniversary, special event stations will be on air during the FT8DMC Activity Days from 1. to 31. July 2020. All stations will... Read more
K1JT , JOE TAYLOR HINTS AT POSSIBLE NEW MODE!
In a post to the WSJT-X email group today, Joe Taylor K1JT hinted at some ongoing experimentation of a new digital mode with sub-modes. His post was a... Read more
WWSA GACW Contest Rules.
WWSA GACW I – Dates Second weekend of June of every year. From Saturday 15.00 UTC until Sunday 15.00 UTC. 24 hours period. II – Goal To co... Read more
