On Thu, 19 Feb 2009 10:42:29 -0500, W2RU - Bud Hippisley wrote: >Now no amount of filtering with Type 31 ferrites keeps me from >shutting down the DSL modem on either 160 or 80. Hi Bud, Exactly which #31's are applied and exactly how are they applied to which cables? 73, Jim K9YC