Ham Radio & Communications Region: United States, Global Amateur radio operators, emergency communications, and the old-school tech community that predates the internet Related Cultures Punk — A raw, anti-establishment movement born in the 1970s with DIY ethics, three-chor Arduino & Raspberry Pi — The maker electronics community — sensor projects, home automation builds, and l Punk Rock — DIY ethics, three chords, and the truth — from CBGB and the Sex Pistols to moder Knitting & Crochet Community — Ravelry patterns, yarn stores, and the meditative craft community creating every Zine Culture — A self-publishing micro-culture of hand-made, photocopied mini-magazines coverin Maker Culture — A DIY technology movement of 3D printing, Arduino tinkering, hackerspaces, Maker