SB-401 Question

[Mark Graalman WB8JKR]

  True enough, but if that's the case I would think
that problem would exist no matter what receiver
you were using.

Mark  WB8JKR


On Thu, 18 Oct 2001 12:39:55 +0000 k6uuz at juno.com writes:
> Well, Mark;
>
> The 4th harmonic does fall in the 15 meter band. Maybe it is strong
> enough to cause interference ?
>
> Ed Richards
>
> On Thu, 18 Oct 2001 13:55:01 -0400 Mark Graalman WB8JKR
> <wb8jkr at JUNO.COM> writes:
> >   Ed, according to my manual if the 401 is used with the
> > 303 RX the trap is removed. I've run all the numbers on
> > this and see absolutely no reason why the trap was ever
> > needed to begin with. The only thing it could possibly do
> > is guard against the 4th harmonic of the LMO which seems
> > ridiculous to me
> >
> > Mark  WB8JKR
> >
> >
> >
> > On Thu, 18 Oct 2001 10:29:39 -0400 Ed Goss
> <meg at APLCOMM.JHUAPL.EDU>
> > writes:
> > > Hello,
> > >      Can anyone familiar with the SB-401 transmitter remind me
> why
> > > some rigs have the 21 mHz trap installed, and some don't?  I've
> > > been through the manual several times and it appears that all
> 401
> > > transmitters should have this part installed.  Perhaps it's only
> > > needed if you intend to work transceive?
> > > --Ed, N3CW--
>

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