On Tuesday, May 14, 2019 at 1:57:42 PM UTC+1, TimW wrote:
On 14/05/2019 13:38, Harry Bloomfield wrote:
I have read that the Iphone uses a magnetic compass, which suggests it
would be affected by very local magnetic fields, but putting a magnet
close to my SE doesn't seem to affect it at all. What am I missing?

Wots an SE?

Wild guess, it's an iPhone model.

Tim+