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DMX-40 Transceiver

DMX-40 Transceiver

The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your stat... Read more

Using MFJ-916B Duplexe

Using MFJ-916B Duplexe

David, N9BSA, is trying to merge two antennas using a Diamond Phasing Harness ss770r, but Dave has a better suggestion…. The MFJ-916B duplexer i... Read more

Antenna

Beam Pattern vs Heights

Beam Pattern vs Heights

Dave is going to explain and dig deeper into the Beam field of antennas, such as dipoles, and how their distance from the ground can change the propag... Read more

Digital Modes

VHF

Using MFJ-916B Duplexe

Using MFJ-916B Duplexe

David, N9BSA, is trying to merge two antennas using a Diamond Phasing Harness ss770r, but Dave has a better suggestion…. The MFJ-916B duplexer i... Read more

Equipment

DMX-40 Transceiver

DMX-40 Transceiver

The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your stat... Read more

Geocron Atlas 4K

Geocron Atlas 4K

A brief overview of the GeoChron Atlas 4K A Worldview in 4K with Satellites, Weather, and Commercial Aviation The Geochron Digital Atlas 4K gives view... Read more

 

Review

RTL-SDR RF Filters

RTL-SDR RF Filters

In this video, we take a look at how RF filters work and how you can improve signals when using an SDR, in this video we use the RTL-SRD reviewer and... Read more

Types of Dummy Loads

Types of Dummy Loads

Rod, VK4EZY, is setting up a dummy load that he has constructed but he doesn’t know for sure how to cool it down, or dissipate the heat? Dave he... Read more

Software

Released SDRuno 1.41

Released SDRuno 1.41

SDRuno Roadmap Updated 13th September 2021 Version 1.41 of SDRuno®  is the latest full production version.  The remaining features along wit... Read more

N1MM+ Updates!

N1MM+ Updates!

Version 1.0.9252 (August 31, 2021) K4 Radio Control: Increased the command pacing and slowed the radio polling to eliminate a radio configuration erro... Read more

 

Dxing

Contesting

ICOMYAESUMFJ

Propagation

The K7RA Solar Update

The K7RA Solar Update

Tad Cook, K7RA, Seattle, reports: Sunspot activity increased dramatically this week. Over the course of the reporting week, sunspot numbers peaked at... Read more

Solar Tsunami and CME

Solar Tsunami and CME

THE STAGE IS SET FOR AURORAS: A minor CME struck Earth’s magnetic field on Aug. 27th (~0100 UT). At first the impact had little effect. Now, how... Read more

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