I ordered 4 150 foot towers and am going to place the antenna order in a few weeks. My question is I have read so much about stacking space 5/8 .64 3/4 1/2 wave. Where do I get the most bang for my buck with mono banders? I am not that advanced to model these on eznec. NY6DX John J. Nistico 911 Electric Inc. 516.325-8993