John Park in the Maker Shed: Arduino PIR Alarm Arduino By makemagazineusermakemagazineuserView more articles by makemagazineuser January 21st, 2011October 16th, 2020 John Park, host of Make: television, shows how to build PIR (passive infrared) motion alarm using an Arduino. Tagged Maker Shed By makemagazineusermakemagazineuserView more articles by makemagazineuser Discuss this article with the rest of the community on our Discord server! ADVERTISEMENT Subscribe now to Make: MagazineThe official magazine of Maker Faire Related Articles from Make: From the Shed: New ArrivalsMaker Faire Event Hats$30.00Make: Skill Seeker Maker Workbook - Print$16.99Lil' Makey Plushie$10.00 Get Make: Magazine $19.99