[Elecraft] KX2 in FT8 mode - heat? (Barry N1EU)

[Robert Allbright]

I wonder how stable is the KX2 in digital modes?
My KX3 with the temperature compensation carried out was inadequate when
running wspr at 5 watts output.
However, this was before Elecraft introduced the improved heat sink.
Rob G3RCE

On Nov 24, 2017 13:23, "Howard Hoyt" <hhoyt at mebtel.net> wrote:

> Hi Barry,
>
> While using the KX2 in just about any digital mode above 5 W or so, we
> found the PA temp will reach thermal limit fairly quickly, which is why
> Elecraft rates the KX2 at 5 W in digital modes, and why we came up with an
> improved cooling solution.  (commercial content) Many owners who wish to
> run more than 5 W in digital modes have purchased the Pro Audio Engineering
> Kx22 Heatsink, which allows for an average (band and ambient temp
> dependent) 200-250% increase in transmit time before thermal limiting kicks
> in.
>
> Cheers & 73,
>
> Howie - WA4PSC
> www.proaudioeng.com
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