Quote Originally Posted by badger1666 View Post
i will raise it to 20 deg c , i only had it that low for testing as i had it on full power cw for 3 hrs, so when modulated it wont need much cooling
Yeah 15°C is deffo going to be a problem in a 30°C sweaty club, also you are supposed to reduce the drive current with the temperature as the diode will increase in power = C.O.D.