I had a fun day at work today. Often my work revolves around cleaning and paperwork, with the usual computer issues that need reset or rebooted to be resolved. Occasionally […]
FreeData
FreeData is “a free, open-source, multi-platform application for sending files and messages, using the codec2 HF modems.” [1] Of course, I’m an amateur radio operator, also know as a ham. […]
Arduino TNC – Part 2: Software
Hopefully you read the last article I posted about building an Arduino TNC to perform packet email (Winlink) with my Android cellphone and Baofeng handheld radio. If not, I recommend […]
Arduino TNC – Part 1: Hardware
Recently, I decided that I would put some of these great components that I have lying around to work. I’ve been doing a lot of Winlink lately, and messing around […]
Did Hans Niemann Cheat?
A slightly different post today, and certainly not my usual style. Opinion pieces are not usually my thing, but today I played a chess game that made me stop and […]
3D Printing a new Baofeng UV5R battery holder
In previous posts, I “fixed” my UV5R which had a bad battery by soldering on a connection by soldering on a power connector for a standard 9 volt battery. In […]
Winlink on Android and a signalink USB device
Recently I was looking for alternatives to allow me to send Winlink messages over the 2m band via packet. One of the problems that I can’t seem to solve on […]
Baofeng UV-5R Battery Fix
This Baofeng UV-5R was the first radio I ever purchased after getting my license. Actually, it was just plain the first ham related radio I ever purchased. But, it didn’t […]
OwonOszi on Linux
Last post I wrote about trying to use my Owon handheld oscilloscope (HDS242) with Linux. I had tried several options, and among them was one called OwonOszi. At the time, […]
Owon HDS242 Handheld Oscilloscope and Linux
Recently, I acquired a new Owon HDS242 handheld oscilloscope. Overall, I’m really impressed with it and it is amazing to see technology continue to progress. This handheld unit is about […]