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From: "hamilton mal" <g3kev.ham@virgin.net>
To: <rsgb_lf_group@blacksheep.org>
References: <001301c78383$fdb8f560$92e4fc3e@g3kev> <46292FCA.30957.3369F7D@dave.davesergeant.com>
Date: Sun, 22 Apr 2007 18:39:54 -0000
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Subject: Re: LF: 500 RX
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Hi Dave
Will look out for u when u get going. I use the 144 IF out and dont seem to
have any problems but I leave it on all the time day and night.
My setup UC1/746 is on par with any of the other receivers and prob better,
it is fb for cw maybe not qrs 60 but who wants that !!! on 500

73 Mal/G3KEV

----- Original Message -----
From: "Dave Sergeant" <dave@davesergeant.com>
To: <rsgb_lf_group@blacksheep.org>
Sent: Friday, April 20, 2007 8:25 PM
Subject: Re: LF: 500 RX


> On 20 Apr 2007 at 19:41, hamilton mal wrote:
>
> > Hi All
> > I find the Datong UC1 up converter vy good on 500 khz. I use the 144
> > mhz IF and a IC 746 with narrow cw filter. The converter has a tuned
> > rf input and this enables the system to be peaked to the signal area
> > of interest and avoids breakthrough fm BC stns even with large
> > antennas. 73 de Mal/G3KEV/IO94SH
> >
> >
>
> Another UC/1 user here Mal, although I use its 28MHz output into my
> K2. That shows up one of its weaknesses, in that the 116MHz
> downconverter crystal is not too stable and is hard to get spot on so
> I find the calibration is sometimes 100Hz out...
>
> I seem to have a relatively low noise level here (though does vary a
> bit) and no problems from BC station blocking. Just been listening to
> Colin G3VTT working Finbar GI4DPE and while they were exchanging 319
> and such reports I was copying them both very well, peaking 589 but
> with the inevitable QSB. Finbar seemed a very good signal tonight,
> almost as strong as yourself. So I guess it does show that people's
> receivers and noise levels vary a lot.
>
> NOV'd listener at the moment, but not for long...
>
> 73 Dave G3YMC
>
> http://www.davesergeant.com
>
>