Often using a magnetic probe is better than a current shunt in any case, due to power regulator noise. I can only imagine that shielding a device intended to b

Often using a magnetic probe is better than a current shunt in any case, due to power regulator noise. I can only imagine that shielding a device intended to be a radio transmitter would not be an easy proposition. :) Would it really be that much of an improvement to remove one vector when there is another equally good vector immediately available?