Got a mobile phone with a speaker? There are "emulator" software apps which generate the appropriate time signals (e.g. 60 KHz WWVB) as harmonics of sounds emitted through mobile phone speakers:
iPhone/iPad: ihttps://apps.apple.com/us/app/clock-wave/id1073576068 Android: https://play.google.com/store/apps/details?id=jp.houryo.wwvbemulator&hl=en_US Nota Bene: this is not something that will work within a 20m radius. Think more along the lines of 0.25m or less. Erik Fair _______________________________________________ time-nuts mailing list -- time-nuts@lists.febo.com -- To unsubscribe send an email to time-nuts-le...@lists.febo.com To unsubscribe, go to and follow the instructions there.
