How hot does your K3/100 PA run? And how hot is safe? I was sitting in a pileup at 90 watts and watching the PA Temp - it got up to around 41 or 42 C (about 100 F) so I turned the fan up a notch or two and it cooled right back down to around 20 C (70 F). 73 Hank K8DD -- 'Never argue with an idiot. They drag you down to their level then beat you with experience.' -anon --