After a close friend lost the ability to speak due to a stroke, I dreamed up this Raspberry Pi project.
Blog post with more information and source code here:
Adafruit budget pack deal on the Pi Zero here:
And the Raspberry pi org tutorial project I built upon for this device.
AH-705 HF/50 MHz Automatic Antenna Tuner Features Covers the 1.8 MHz to 50 MHz bands, using a long wire element 2-way power sources using alkaline batteries or 13.8 V DC (13.8 V DC should be taken directly from an external power supply, not... Read more
Virgin Orbit’s LauncherOne is a go for launch on Wednesday, January 13, at 1500 UTC, carrying the AMSAT/Vanderbilt RadFXSat-2/Fox-1E CubeSat into space. The LauncherOne vehicle will carry 10 other satellites. RadFXSat-2/Fox-1E carries an in... Read more
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer. Read more
This is the third in a series of videos following my efforts to track down a source of local QRM / Radio Interference. Following the build of a succes... Read more
“We are bringing in 2021 with Tuesdays with Tim, K3LR and Jeff,KB8ZWT discussing HF antennas. Did you recently upgrade from tech to general? Tha... Read more
An Oggie asks why his radio draws so much more power than the 100 watts it puts out. The answer lies in using linear final power amps in the Class A,... Read more
My wife surprised me at the end of 2020 with a new random box of goodies from Wish and AliExpress. Today we unbox some of these ODD radios and radio a... Read more