On 21 Nov 2004 05:45:35 -0800, (Mike) wrote:
How hard would it be to make half way decent antenna or antennas that
could listen to a broad spectrum?

Hi Mike,

That would be the cheapest part of your quest and it wouldn't come
close to a start. The investment is in the shielded room and its
equipment.

73's
Richard Clark, KB7QHC