Analyze your antennas using an AAI N1201SA
Following up with the series of affordable RF tools I started with the RF Power Monitor 8000, maybe the N1201SA by Accuracy Agilty (sic?) Instrument (AAI) is one of the most exciting devices around. The device is sold as “RF Vector Impedanze Analyzer” and, although it's not a full VNA (Vector Network Analyzer), it gives you enough information to profile your antennas and, according to some reviews, it's so accurate it can compete with professional equipment....
WhiteCat ESP32 N1
I do not do reviews usually, but I sometimes do exceptions. In this case, it's worth doing it, due to 4 main reasons:
It's a software & hardware open source project It's local (local to me, that's it) It's led by two good friends It's related to LoRa and The Things Network It's awesome! OK, they were actually 5 reasons, but the last one just slipped in.
The WhiteCat ESP32 N1 Board The WhiteCat ESP32 N1 Board is a green board in a long-ish form factor, longer than the LoPy or the Chinese ESP32-based LoRa boards....
Grid-eye camera (sliced, of course)
Tindie is a great place to find uncommon electronic components or weird/interesting boards. I use to stroll around it's products to basically see what's new. It's like Kickstarted but for real. One such uncommon and new electronic components is the Panasonic's Grid_EYE AMG88 [datasheet, pdf] infrared sensor. And I first learn about it through Peasky Products breakout board at Tindie.
And if you have been reading me lately you might know I'm going through my own LED fever....