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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

The Little Known Fourth Method of Generation 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...