Tom Rauch wrote:
>
> The most simple solution is to throw the switcher in the junk pile,
> and use a linear supply or an exceptionally well filtered external
> switcher.
The ICOM switchers are amongst the worst, read about it in recent issues
of QST, despite ICOM's advertising pull....
On the other hand, some of the third party SMPSUs had spectrum
performance not much worse than the LOs found in some rigs.
Ian.
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