On Tue, 23 Aug 2011 12:01:56 -0600 "Tod" <tod@k0to.us> writes:
> Jim is correct. You can look in the ARRL Handbook for resistor
> combination
> that will give you the attenuation you desire while keeping the
> impedance at
> a suitable value.
>
> 73, Tod, K0TO
FWIW...there's also a rather old, but very useful book posted
on the net that has tables and formulas for resistive attenutators
and a lot of other things. The file is ~3.59 m/b in size.
http://136.159.225.44/AlliedData.pdf
73,
Charlie, N0TT
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