Looks like a "fat finger" on the URL with a wrong-way slash! Try this direct: http://www.qsl.net/tentec/mods/sidetone.pdf 73, -- Jeff, N9AVG http://n9avg.org/ -- FAQ on WWW: http://www.contesting.com/tentecfaq.htm Submissions: tentec@contesting.com Administrative requests: tentec-REQUEST@contesting.com Problems: owner-tentec@contesting.com Search: http://www.contesting.com/km9p/search.htm