Hi Peter,
Ok I see what you are saying. But perhaps you should also add that one needs
to then find the RMS value of that peak voltage (282 volts) to calculate the
PEP as you did in your first post so as not to confuse anyone.
73
Gary K4FMX
> -----Original Message-----
> From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com] On
> Behalf Of Peter Voelpel
> Sent: Sunday, July 16, 2006 8:49 PM
> To: amps@contesting.com
> Subject: Re: [Amps] FW: Transformers
>
> Yes, power can only be average power, but I used this wording to make
> clear
> that it is the power he measured with his scope reading of 400Vs
>
> 73
> Peter
>
> -----Original Message-----
> From: Gary Schafer [mailto:garyschafer@comcast.net]
> Sent: Montag, 17. Juli 2006 03:40
> To: 'Peter Voelpel'; amps@contesting.com
> Subject: RE: [Amps] FW: Transformers
>
> Peter,
>
> You had it right the first time. PEP is the AVERAGE power at the crest of
> the modulation envelope. Not the peak power.
>
> 73
> Gary K4FMX
>
> > -----Original Message-----
> > From: amps-bounces@contesting.com [mailto:amps-bounces@contesting.com]
> On
> > Behalf Of Peter Voelpel
> > Sent: Sunday, July 16, 2006 8:28 PM
> > To: amps@contesting.com
> > Subject: Re: [Amps] FW: Transformers
> >
> > PEP power IS the peak power measured as the crest of the envelope during
> > one
> > cycle, so your 400Vs measures the highest power available which IS the
> > peak
> > power.
> >
> > It can only become less over more cycles while the power supply is
> soaked.
> >
> >
> >
> > 73
> >
> > Peter
> >
> >
> >
> > _____
> >
> > From: Gudguyham@aol.com [mailto:Gudguyham@aol.com]
> >
> >
> >
> > The crest of the envelope in that example is 400V.
> > Since 400V peak equal 282V effective, PEP power is 1600W not 3200W.
> >
> >
> >
> > The measurement was made with a scope and the highest peak was singled
> > out
> > and at that point the peak power was 3200 W, but looking at the complete
> > wave including the low spots the PEP would be 1600 per definition. Now
> I
> > guess we have to ask Rich what he is driving at. To qualify my answer I
> > would say that the peak power was 3200 W but the PEP power over the
> > completed wave was 1600. W
> >
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>
>
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