> Particularly time signals
Doesn't GPS utterly replace this?
Longwave penetrates buildings better than GPS and is harder to jam.
Many wall clocks and wrist watches (Casio WaveCeptors) plus cars set their times from radio.
In no way whatsoever, for low power devices.
Longwave penetrates buildings better than GPS and is harder to jam.
Many wall clocks and wrist watches (Casio WaveCeptors) plus cars set their times from radio.
In no way whatsoever, for low power devices.