This used 285 500 Hz CW filter works fine, an extra that I no longer need. $65 pre-paid shipping, money order preferred. Telephone: ( 732) 495-8275, or contact me about this ad via my e-mail address at: kd2nx_66 at yahoo dot com. TNX... Steve, KD2NX --------------------------------- Yahoo! FareChase - Search multiple travel sites in one click.