Definitely sounds like a heatsink to source interface issue. Either not a flush enough fit, missing, wrong, or not appropriately applied thermal compound...
73, ______________________ Clay Autery, KY5G On 6/18/2017 5:26 PM, Don Wilhelm wrote: > I would check to be certain the PA transistors are in full contact > with the heatsink. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com
