#blumleinUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemitCryptoAcademySteemit Feedbackআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSteem POD TeamSTEEM CN/中文Comunidad LatinaWORLD OF XPILARAVLE 일상Beauty of Creativity#blumleinTrendingHotNewPayoutsMutedliotia (43)in #blumlein • 6 years agoNew mics, old techniques!We're celebrating the work of esteemed electrical engineer Alan Blumlein. Incredible to think the work he did in the…