I would like to trade MY 216 RTTY filter for YOUR 217 CW filter for the 9MHz narrow slot in the Omni vi. Even up . Anyone interested ??? 73 tnx Ed W3NR w3nr (at) arrl (dot) net --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.699 / Virus Database: 456 - Release Date: 6/4/2004