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14 December, 2024

The unphysical free-space path loss

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Propagation of wave energy to distance d, 2d, 3d  showing how the size of the surface that the energy spreads over increases in proportion t...
12 October, 2024

A Fourth Method of Generation and Detection of Single-Sideband Signals

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Envelope Elimination and Restoration, from Kahn 1952  There is a method for SSB generation which is now becoming popular with digital signal...
10 June, 2024

v2.2.0 Multi-Face GPS-Clock

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A few new screens: NextEvents() - New screen showing Next Equinox/Solstice, Easter, Lunar/Solar Eclipses in sorted order, i.e. sorted after ...
29 March, 2024

Groups.io discussions for the Multi-face GPS Clock

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Front panel design by W4OA.  3D print design files on github. The new discussion group is https://groups.io/g/Multi-Face-GPS-Clock/messages ...
22 March, 2024

Mysterious Logbook of the World DXCC Behavior

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I just applied for additional credits for my DXCC status with Logbook of the World (LOTW). However some countries that I applied for, and wh...
20 February, 2024

Svalbard, JW1ITS, in International WSPR Beacon Project

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1000 spots over the last 2-3 days of reception. Image from WSPR Rocks . This month a new receiver station in the  International WSPR Beacon ...
11 February, 2024

Better accuracy for the Multi Face GPS Clock

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Version 2.1.0 of the clock now implements interrupt-driven setting of the second. It needs the Pulse-per-second PPS output from a GPS for th...
08 February, 2024

My new HamClock

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I finally got the hardware for the HamClock and installed the free software . It really looks like a labor of love on the part of its creato...