A Drake-Feynman Alienometer is built to detect, log, and report on alien incursions and invasions. An stm32 based board
is used to log data to an SD card. At the conclusion of the project, the herring will be eaten.
at least 12A durometer
feynman inverse transfer spaculume
some sites list these as "inverse spaculatron"
(buy extra if your neighbor has a cat)