[Amps] SMPS Question

[Bill Turner]

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On Tue, 21 Jul 2015 09:16:17 -0700, you wrote:

>Along the same vein as Colin, I have an adjustable 0-4kv, 0-2.5Amp SMPS. It
>has a switch freq of 18 khz.
>
>Will this allow to change the Ep, and not retune?
>
>If so, why not use more often? Seems like an efficient way to go. Much
>lighter, and voltage regulation is <1%.
>
>What am I missing?
>
>Charlie N6CFH

REPLY:

Sounds good to me. Where does one get such a supply and what is the
cost?

Generally, if you change the Ep and increase the Ip to maintain the
same power, you should retune. Is that what you are asking?

73, Bill W6WRT