[Elecraft] KPA500 finals blown

[Phil Wheeler]

This in the specs in the KPA500 manual "Duty Cycle 
at 500 Watts 10 minutes key down / 5 minutes 
standby" seems pretty definitive for normal 
operations, even RTTY, Earl.

73, Phil W7OX

On 1/21/16 6:44 AM, efortner wrote:
> I would like to know what the continous keydown power output rating is. The
> manual talks about ICAS. I know when I get on RTTY I does not take long for
> The fans to come up to full speed running 300 watts.
>
> Earl, K4Kay
>
> -----Original Message-----
> From: Elecraft [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Nand
> Kishore
> Sent: Thursday, January 21, 2016 4:29 AM
> To: elecraft
> Subject: [Elecraft] KPA500 finals blown
>
> KPA500 shut off with a bang while operating RTTY @300W.
>
> Antenna is a steppir beam.
>
> On opening the KPA500,found 2 ceramic? caps of VRF2933
> adrift with underside of the said caps,black.
>
> Have written to support.Is this the first time this has happened
> in a KPA500?
>
> 73 and HNY,
> Nandu
> VU2NKS