[Kenwood] Bad CW filter?

[rsrocket1 at comcast.net]

If you are cascading it with an 8.83 MHz filter, try disabling that filter.  The IF's may be misaligned.

-------------- Original message -------------- 
From: John Geiger <johngeig at yahoo.com> 

> Here is an issue I haven't seen discussed before. Is 
> it possible for a CW (or SSB) filter to go bad? I 
> recently bought a used YG455C-1 500hz CW filter from a 
> ham dealer. Installed it in my Kenwood TS690, and... 
> nothing! I turned the filter on in the menus, but I 
> hear nothing when putting it in line. Could the 
> filter be bad? Is there something rig related that I 
> am missing to get it to work? 
> 
> 73s John W5TD 
> 
> 
> 
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