[BC] lpfm question

[ChuxGarage at aol.com]

In a message dated 2/19/2009 12:09:33 PM Central Standard Time, 
broadcast at radiolists.net writes:

> Probably the optimal height is around 75 meters. Why this
> height? It allows one to achieve full ERP with a standard 50 watt exciter
> and a single bay antenna. Benefits - less power consumption, less antenna
> load on the tower, excellent possibilities to install a truly omni and truly
> circular antenna at a low cost.

I have observed similar findings, but did not want to infer that a one size 
fits all approach is always appropriate.  Generally speaking height is better 
than power, but at these low power levels, there is a point of diminishing 
return, as you point out.  

Chuck