How quickly will a cheap 10W panel and charge controller charge a 3000mAh LiPo?

Planning a repeatable experiment to measure whether a rat tail or radials actually help a 915 MHz LoRa node

Kicking off the wildfire evacuation mesh project, and first impressions of Meshtastic, MeshCore, and Reno's community LoRa meshes.

Adafruit 2.5W audio amp breakout plus tiny speaker for the win

First signs of life from the he K3NG Arduino CW keyer

Starting a new build — the K3NG Arduino CW keyer, packaged into an Altoids tin.

A CW beacon distraction becomes the main focus