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Equipment
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
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
A Simple High-Frequency Communications Receiver
See What QST Has to Offer! QST is the monthly membership journal of ARRL. Each issue is your source for equipment reviews, technical tips, projects, n... Read more
CAR SEAT BOLT MOUNT WITH MAGNETIC MIC HOLDER FOR KENWOOD TM-D710
We are very excited to offer this new mounting solution for the Kenwood TM-D710. It will also work with Kenwood TM-D700A TM-D700E TM-D710E. There are... Read more
VHF
ARRL Suspending Tours and Guest Visits to Headquarters
As part of efforts under way to help protect the health and safety of ARRL Headquarters employees and volunteers from the impacts of the coronavirus,... Read more
International Group to Reactivate the Legendary Yasme VP2VB Call Sign
On Tuesday, March 10, an international group now in New York will set sail to the British Virgin Islands and activate the VP2VB call sign of Yasme fam... Read more
ICOM – New release of IP700, the industry’s first hybrid IP transceiver
IP transceiver and digital simple radio in one Product name / model name Hybrid IP transceiver / IP700 Suggested retail price Open price Release date... Read more
App - Mobile
Look4Sat: Radio satellite tracker – APP
Ham radio and weather satellite tracker and passes predictor inspired by Gpredict Main features: – Calculating satellite passes for up to one week (16... Read more
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Learn Morse Code in Minutes A Day [ APP ]
– Learn Morse Code with different modes of learning, using the letter frequency and spaced repetition to help you learn. – Customize your... Read more
SmartSDR for iOS v3.4.01 Now Available
FlexRadio Systems announces the release of SmartSDR for iOS v3.4.01 is now available for download or update from the Apple App Store. This App require... Read more
New APP for digital QST
Apple has released a new app for digital QST (version 5.1) readers that use that platform. A long-standing problem involved the inability of some Appl... Read more
Propagation
The K7RA Solar Update
A new sunspot appeared on the last day in March and the first days of April, with daily sunspot numbers of 12, 13 and 12. Total sunspot area increased... Read more
Understanding HF Propagation
“Looks at how HF radio signals are propagated via the ionosphere. Includes a description of NVIS propagation, and looks at VOACAP-based propagat... Read more
The K7RA Solar Update – CQ WPX SSB 2020
We saw another week with no sunspots, which were last observed just briefly over two weeks ago on two days, March 8-9. Spaceweather.com reports that s... Read more
Coronal Hole #24 will be facing Earth this weekend.
Coronal Hole #24 will be facing Earth this weekend. A solar wind stream flowing from this zone could reach Earth beginning March 29th and could lead t... Read more
First long-duration flare of Solar Cycle 25 – The K7RA Solar Update
On Wednesday, Spaceweather.com reported a new emerging Cycle 25 sunspot in the sun’s Northern Hemisphere, but it was not yet numbered. By the next day... Read more
