On Wed, 21 Oct 2009 13:41:09 -0500, Grant Youngman <n...@tx.rr.com> wrote:
>You won't get higher accuracy by using the PC interface -- only higher >precision. It's also kind of important to note that the spec is +/- >0.5dB. Doesn't say if that's of indicated power or of scale maximum. >Nonetheless, you can get all the digits of precision through a PC >readout you want, you still are only going to be +/- 100 watts >accurate or so in the middle of the 2K range. This is consistent with >the accuracy of other similar good quality RF Power meters. > >It wouldn't seem to matter all that terribly much that the LEDs only >give you 20 intervals, or that you could possibly get readings to the >watt on the 2KW (or even the 200W) range. Once you throw in >measurement error, you still only know your output power within some >range of a few percent. > >Grant/NQ5T > Those of you who didn't understand my previous post please substitute PRECISION for ACCURACY. Thanks, Grant Tom, N5GE n...@n5ge.com K3 #806, K3 #1055, PR6, XV144, XV432, KRC2, W1 and other small kits. 2 W2's on order 1 K144XV on order http://www.n5ge.com http://www.swotrc.net ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
