Mike, See below about the 509.
On Wed, 15 Mar 2000 09:32:05 -0600 Michael Melland <badger@vbe.com>
writes:
>
> I read an article this morning about using a Ten-Tec 217 and/or 218
> filter in an outboard box with a Triton. It's in the September 1981
> QST, pg 16. "Add a Crystal Filter to Your Ten-Tec 540, a no-holes
> modification"
>
> Anyone ever tried this ? Wondering what the results you had ...
>
> Also, I found an article that states that if you plug an RC active
> filter into hole 4 and 5 (IF in and out) of the accessory socket on
> the
> Argonaut 509 it puts the filter in the IF and agc chain and so it
> works
> much better then using it after the audio amp (phone plug). Can
> anyone
> verify this ?
**** This is actually the Audio filter in and out. And it works great
with the optional audio filter ( Model 208 ) or other audio filters I
have built and tried.
Jerry K8JRO
> Thanks es 73
>
> Mike Melland, W9WIS
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