Shark Bites Dog on Nose
Suki was sleeping and a land shark came up and bit her in the nose….
Shark Bites Dog on Nose
Suki was sleeping and a land shark came up and bit her in the nose. When later asked about the shark attack Suki said, “No big woof!”. No stuffed land sharks where harmed during the production of this article. Suki did bite on the shark later however.
Announcing “liat”, the tail companion
liat is an application that will List It At the Top! Try using it as a companion to the legendary tail utility when watching a log file. It was written to list text that is most recent on the first line (top) and push the rest of the screen down. Instead of pushing the screen…
Making Change
It would be great if this little bit of code could make a change for the benefit of all mankind. But for now, it’s an example of how to make change for currency (money). Looking for my next great adventure, one of the managers of a position that I was really interested in, asked me…
Tayloe Demodulator
This article is the first in a series, documenting my journey building a Tayloe Demodulator as an HF radio receiver. This article focuses on a Spice simulation of a Tayloe demodulator. The schematic shown in Figure 1 was created with LTSpice, a well know Spice circuit simulator and schematic capture application. I recommend it. Simulation…
Letter to My Future Self
Dear Future Me, I hope this letter finds you well—wherever you are, in whatever chapter of life you’re living. Right now, as I write this, life feels like a mix of clarity and chaos. There are things I’m proud of and things I’m still figuring out. I hope that by the time you read this,…
VLBI Antenna in Iowa
I went to visit the VLBI antenna near Cedar Rapids, IA one afternoon and took pictures. Here they are.
WLOD on the air
WLOD is back on the air WLOD is now very different from the analog transmitters used thirty years ago. Now everything is digital up to the FM transmitter. After that it goes out over the air. The studio and transmitter are at my house. The server is in the cloud hosted on an AWS server…
Openwebrx+ Receiver at N9SGG
Recently, I put together a raspberry pi3 and an RTL-SDR V3 receiver. Pictures to follow.
RF Ground Site Survey
So, I need to conduct an RF survey of a ground site. The survey’s purpose is to determine if there is any QRM in the area of a ground site receiving UHF radio signals for GNSS with RTK radios. What is QRM? It’s an amateur radio shorthand for man made noise encountered when trying to…
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