It's the 4 pole that came stock in the Argosy and Corsair (560) according to
this post from the list archives:
<snip> The 48057 is TenTecs internal part number for the filter.<snip>
http://lists.contesting.com/_tentec/1998-12/msg00067.html
73, Al
On Thu July 7 2011 7:12:39 pm Barry N1EU wrote:
> If I had to guess, I'd say maybe it's the 2.4Khz 4-pole filter out of
> the Corsair I and some older TT rigs. Many owners replaced them with
> the 8-pole filters so it's not uncommon to find them gathering dust
> somewhere.
>
> 73, Barry N1EU
>
> On Fri, Jul 8, 2011 at 12:00 AM, John Farler <k4avx1@windstream.net> wrote:
> > I have two (don't ask me where I got them) old Ten Ten crystal filters I
> > need help identifying.
> > They both are on the old standard (through at least OMNI VI+) filter
> > circuit boards with the
> > 4 pins. They are 4 pole, with jumpers on the board to make a complete
> > circuit through
> > the empty xtal slots. The number on an end crystal is 48057. "NS" is
> > on top of a middle
> > crystal, and the other end crystal has 9002 on it, which I assume is the
> > center frequency.
> >
> > I can't find the number anywhere, in the virtual museum, nor on the data
> > in the Ten-Tec
> > Wikki. Does anyone on the list have any info??
> >
> > Thanks in advance....
> >
> > John Farler
> > k4avx1@windstream.net
> >
> > "The picture's better on the radio." K4AVX
> > "See you on the radio," Charles Osgood, CBS News.
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
>
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> TenTec@contesting.com
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