Symbol 5914 from IEC 60417 - Title/Meaning: Emergency warning reception mode Function/description: To identify the control for selection of the automatic reception mode for emergency warning broadcast, or to indicate the mode is activated.
Additional information: 
Published in: 3C/820/FDIS
Own work using: iso.org/obp/graphics/grs/14231cd6-1f8a-4d07-9ac9-7dceb1612da2 200.png
Vectorization:  Mrmw