“Life is too short for QRP” ??? Each time you reduce your power by a factor of 4, you only lose 1 S-Unit. You can’t argue with Math, people! 🙂
Tad Cook, K7RA, Seattle, reports: Sunspot Cycle 25 is under way. We saw one new spot on July 28 and two new ones on August 2 and 3. The daily sunspot... Read more
SOLAR WIND SPARKS GEOMAGNETIC UNREST: Earth is inside a fast-moving (~600 km/s) stream of solar wind, and this is causing geomagnetic unrest around th... Read more
NEW-CYCLE SUNSPOT ACTIVITY: Solar Cycle 25 is gaining strength. Today there are two new-cycle sunspots on the solar disk: AR2767 and AR2768. Both have... Read more
Propagation
The K7RA Solar Update
Solar Cycle 25 is Coming to Life
NEW-CYCLE SUNSPOT ACTIVITY
Software
Ham Radio Deluxe v6.7.0.301
This release contains several important customer requests. The Yaesu FTDX101D/MP is added. The last QSL comment is gathered into callsign lookup. The... Read more
SDRUNO 1.4 RELEASE CANDIDATE 3
Warning: This is pre-release software and you install it in the knowledge that it will have bugs and issues. We are looking for feedback on this versi... Read more
SmartSDR v2.4.10 is Now Available
FlexRadio Systems announces the immediate availability of SmartSDR v2.4.10 SmartSDR v2.4.10 is a special “interim” release. This release... Read more
App - Mobile
SignalID – Automatic Radio Signal Identification for Android
There’s an incredible amount of radio signals. It’s impossible to know them all, let alone recognize them. So why not get help from Signal... Read more
EchoHam version v2.10 has been released
EchoHam allows Amateur Radio operators to use the Echolink network from their Mac. You must be a licensed Amateur Radio operator to use this software.... Read more
SatSat for IOS version 1.4.11 has been released
SatSat, by Fabrice Aneche is a satellite tracking software, for radio amateurs, scientists or hobbyists. It displays current and next passes for any s... Read more
GNU RADIO CODE FOR ANDROID NOW RELEASED
Supports the most recent version of GNU Radio (v3.8). Supports 32-bit and 64-bit ARM architectures (i.e., armeabi-v7a and arm64-v8a). Supports popular... Read more
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