With 3500 volts @ 890 watts PEP out per tube 3rd order IM products are -40
db with respect to one of two tones. That's -46 db the way radio
manufacturers spec IM. Pretty darn good!
At 2500 volts 3rd order IM is -33db. Per Eimac spec sheet. Much better than
most radios today.
73
Gary K4FMX
> -----Original Message-----
> From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com]
> On Behalf Of Rob Atkinson
> Sent: Wednesday, July 20, 2011 11:16 AM
> To: amps@contesting.com
> Subject: Re: [Amps] Supply question
>
> I understand that with 3-500 the 3rd order IMD gets pretty lousy when
> the Ep gets up there much above 3 KV.
>
> I also had some idea you get a much bigger chance of arcs in the tube
> if you push the Ep way up there near the limit.
>
> comments?
>
> 73
>
> Rob
> K5UJ
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