Looking for a 500hz filter for a Omni-C. Please email with details if you have one for sale. Thanks Tim NZ8J -- 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