Joe asked: > Now for a surface to be reflective, how big does it need to be in terms > of wvelength? For MW dishes, the general rule of thumb is 10 wavelengths. Are you thinking about bouncing RF off of it? I would think the flat sides with it tumbling would make it very hit and miss. Interesting thought however. 73 ----- Jim Walls - K6CCC jim at k6ccc.org