Personally, I use one of these... http://www5b.biglobe.ne.jp/~tomozawa/sr-annex/cat/hemmi/hemmi- 266/hemmi-266e.htm
It has all the scales for all the frequency, wavelength calculations plus XL, XC, CF,CZ, Fc, Zo, L,C,Z,etc...scales... At 10 inches (not 254mm!!) it gives results close enough for practical work... I love mine :-)) Dave KK7SS > http://www5b.biglobe.ne.jp/~tomozawa/sr-annex/cat/pickett/pick > ett-n16es/ pickett-n16ese.htm > > for all your radio work! :-) _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com