AW: "gndloops" and Maxwell

[Haible Juergen]

	>Ok, how important are magnetic fields, concerning loops?
	>
	>What are the figures we encounter in studios?
	>
	>Example: Normal power chord (distance of conductors 10mm) @ 1.0 A
peak
	>current, 50 Hz.  maximum field at a distance of 1m is: 2nT.
[...]
	> This
	>example shows, that the internal error currents are much more
important
	>than external induced currents via E=-d/dt PHI. 

Mains transformers.

JH.