🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTürkçeРусскийالعربيةفارسیहिन्दीไทย한국어中文日本語EntityQ729856· pop 33· linked from 1,110 articleswireless telegraphyAlso known as radiotelegraphymethod of communicationAvailable in 31 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsالعربيةहिन्दीAfrikaansConnectionselectrical telegraphEntityradioEntityCategoriesHistory of radio technologyRadio operatorsTelegraphyWireless communication systems