We were going to put an article together on this, but when we found a pretty good one it didn't make sense to re-invent the wheel.

So, if you are interested in this subject we recommend that you read Antenna Selection and Positioning Guide from 7Signal.
As it is not our document, we can't publish it here, but you can download the document directly from 7Signal by clicking on the image below.

We don't agree with a reliance on predictive modelling as mentioned at the end, but that might be because their focus is on performance monitoring and problem correction J.