Don't know if they have anything for your particular radio, but
International Radio seems to be the go to guys for aftermarket filters:
http://www.qth.com/inrad/
73, Steve KW3A
On 9/22/2010 12:33 PM, Michael Ryan wrote:
> Hi List:=20
>
> I'd like to add an external filter to narrow up the SSB and CW.=20
> Right now, my FT-450 has only one roofing filter, at 10K and I'd like to =
> add a device that will give me the equivelent of the 3K roofing filter.=20=
>
> Anyone have any ideas on what comes close that I could take a look at?=20=
>
>
> TNX& 73:=20
>
> Michael DE VO1RYN=20