[Elecraft] Supplemental K3 Cooling

[Jim Cary]

Keith,

Thanks.

Jim


> On Jul 25, 2023, at 4:08 PM, Keith Trinity WE6R <keith at elecraft.com> wrote:
> 
> Jim, just to clarify, I put in the bi-polar replacement finals. We have some left for repairs.
> They are not interchangeable with the MOSFETs.
> We had to design a whole new amp around the new MOSFETs, the KPA3"A" vs KPA3.
> 
> You can set config menu "PA TEMP" to a higher number to have the fans come on sooner.
> (this won't help if the fans go to full speed and you still don't have enough airflow).
> 
> Keith WE6R Elecraft K3/K4 Tech.