On Jul 16, 2006, at 4:17 PM, Gudguyham@aol.com wrote:
> In a message dated 7/16/2006 12:48:22 P.M. Eastern Standard Time,
> r@somis.org writes:
> Lou -- A question. I measured 400v-pk into 49.9-ohms @ 7MHz with
> a SB-220. How many PEP W is this?
> The way I figure it, that is 3200 watts at that point in time.
3200 peak W or 3200W PEP?
> Sounds pretty high to me.
The oscilloscope and x100 probe were calibrated.
> That is like 8 amps of RF current. I guess at some instant in time
> of the envelope the PEP could be much more than 2 times the DC, I
> don't refute that, but for most of the envelope the power is in the
> region of 2 times. Peaks are just that, peaks which occur for an
> instant compared to the average. Lou
R L MEASURES, AG6K. 805-386-3734
r@somis.org
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