Comment by RossBencina

15 hours ago

Australia here, no radio time as far as I know. Lately I've been wondering whether accurate time could be derived from terrestrial digital TV signals.

You can set your clock with an iPhone app or a computer with a pair of speakers. https://timestation.pages.dev

  • This site is really cool! Thanks for sharing

    > Because it works by exploiting this leakage, Time Station Emulator works best with a built-in speaker of a phone or tablet.

    > In some cases, wired headphones or earbuds may also be suitable.

    > Higher-frequency harmonics are considered artifacts beyond the range of human hearing, so they are routinely suppressed by audio compression algorithms and better equipment.

    > Bluetooth devices and audiophile-grade equipment are therefore less likely to work.