On a sunny day (02 Jan 2021 16:36:44 GMT) it happened A. Dumas
 wrote in
:

>Deloptes  wrote:
>> you can not measure A or
>> mAs without breaking the circuit.  If I am wrong let me know.
>
>Hall-effect ring. (But how would you get the wire through the loop without
>disconnecting it..? Ok you got me.)

It is 2 halves that can open FYI ;-)

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