Signals corps and radio engineers learned a lot about radio propagation during WW2 solar cycle 17 – much of it the hard way. Read more
WW2 Signals Spectrum – A Quick Survey
You would have enjoyed being a shortwave listener during the war. WW2 signals spectrum was absolutely hopping over its full range. Read more
World War 2 Wireless Intercept – Reading the Mail
World War 2 Wireless Intercept is the story of the people and technologies that fought our first electronic war, and took signals intelligence to a whole new level. Read more
New HF Digital Modes Configuration
So, here’s my new HF digital modes configuration for my ham station. Works great on FT8 and FT4. Read more
Integrated Wi-Fi Relay Boards with ESP8266
Integrated Wi-Fi Relay Boards can provide you with clutter-free remote control of a variety of devices. Find out more. Read more
SmartSDR Slice Master Automation for your Radio
Open source SmartSDR Slice Master 6000 provides a ton of new features and supports for your Flex transceiver. Check it out! Read more
My Flex 6300 Upgrade to Version 3
As my Flex Radio 6300 heads into its fifth year, I thought it was time for my Flex 6300 upgrade of the firmware and software to the latest version. Read more
Understanding Extraordinary Wave Propagation
Once and for all, let’s understand extraordinary wave propagation on HF. Why does it happen and what does it mean to us? Read more
Remembering Old Console Televisions
Do you remember your old console televisions? Really big boxes. Really small screens! How things have changed. Read more
Our Magnetic Field Effects Skywaves
Recently, I wrote about how our magnetic field effects skywaves polarization, turning everything elliptical. Let’s dig deeper. Read more