[Lowfer] lowfer tx kit
Zack Widup
w9sz.zack at gmail.com
Thu Nov 12 16:12:35 EST 2009
By the way, the mixers ending in "-3" such as SBL-3, TUF-3 etc. are suitable
for lowfer operation.
73, Zack W9SZ
On Thu, Nov 12, 2009 at 2:56 PM, <riese-k3djc at juno.com> wrote:
> if you have a stable and useful Lo just go to Mini Circuits and
> get one of their double balanced mixers I just termed each port
> with a 3 Db 50 ohm pad and just that simple I had a good Hi input
> resistant to loud signals rcv converter,, add a preamp and you will not
> be able to do better ,,, the performance will depend on what receiver you
> feed
> it with
> the next thing is to do the same thing for a Tx converter
>
> in my converter I used a Off the shelf clock Osc,, must have gotten lucky
> as the thing has
> NO drift,,,, it will copy QRSS 60 for hours and stay on track
>
> total outlay was under 10 bux ,, I believe I hit a friend for a Watkins
> Jennings ( ? )DBM mixer
> that he had and covered the frequency
>
> EZ to do and it works as good as anything else,, and depending better !
>
> Bob K3DJC
>
> intodoodI re
> On Thu, 12 Nov 2009 15:22:09 -0500 "Stan, W1LE" <stanw1le at verizon.net>
> writes:
> > Hello The Net:
> >
> > The kit uses a 3 MHz reference.
> >
> > I just happen to have a 3 MHz OCXO, so the potential is growing.
> >
> > RDR Electronics, on Ebay, was selling the 3 MHz OCXO units.
> >
> > Stan, W1LE FN41sr Cape Cod
> >
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