Dick,
How many tubes were they running to get 2 kW?
Best,
Will
*********** REPLY SEPARATOR ***********
On 7/7/06 at 7:19 PM Dick Hanson wrote:
>The tubes used were PL509 or PL519; the article interchanges both numbers,
>so go take your choice. The switching supply delivers 1200V and is called "
>an off-line, full-bridge, phase-controlled, quasi- resonant converter
>operating at 100KHz.
>The 3rd order distortion products are shown on the scope at -35db @ 2KW
>PEP.
>The whole thing weighs in at 8kg.
>Constructionwise, it is a very neat little package.
>
>Remember, I am only the messenger here, with no dog in the fracas.
>
>73
>Dick
>
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