Pr Metrics How To Measure Public Relations And Corporate Communication

May 07,  · Before investing a lot of money, you should ask yourself, "Do I have enough wind to make this pay?" Most of time wind is Not over 12 mph until we have thunder storm. On average only 11 volts coming from 12 volt turbine. Have seen 22 volts in 50 mph gust but only for short time. Mar 18, #6.