I'll try to find the cite to the 73 article, it is in my articles files
IIRC ;-) Can't be that complicated*, but whether it will work well with
all older radio receiver designs? Should be available via interlibrary
loan, or I can mail you a photocopy if you can't find or get it locally?

from google,
http://www.universal-radio.com/catal...hf/3450if.html
another reference to the 73 article,
http://lists.contesting.com/archives.../msg00290.html

grins bobm

*Since my Drake R4B has IF shift, in a tube/transistor hybrid, it can't be
that complicated to have IF shift in your radios ;-) ;-)
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* Robert Monaghan POB 752182 Southern Methodist Univ. Dallas Tx 75275 *
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