Hambone Fakenamington on Nostr: voltage is local to each area / substation (and depending on house wiring, even your ...

voltage is local to each area / substation (and depending on house wiring, even your own property). Frequency is in sync across the nation and can be found at
https://www.gridwatch.templar.co.uk/
https://gridwatch.co.uk/frequency
And others.

My voltage monitoring and reporting seen in my last message is done by the solar inverter and home battery system.