[PCR-1000] pour HF performance

R. J. Grasser rgrasser at frontiernet.net
Mon Sep 13 08:10:23 EDT 2004


Bryce,

Where abouts in ZS-land are you?  My XYL is from a suburb of PTA.

Service manual?  Where did you get that from?   That would indeed be handy,
just to see whats in "the box " :-)

If Matty's receiver is still in warranty, ICOM will do a free re-alignment
if you get a return authorization from their website in the US.

East/West DX on 20 M is good in our early AM.  W6's all over the place :-)

I agree, a "chunk" of copper wire (33 foot is a good length) should get him
all sorts of stations if the receiver is aligned properly.

He might also want to add an inexpensive preselector (MFG-1045C) if any
powerful broadcast stations are close to him, as their images, harmonics,
etc can really de-sense the frontend of the PCR1000.

Regards, RJ


----- Original Message -----
From: "Bryce Ringwood" <BRingwoo at csir.co.za>
To: <pcr-1000 at mailman.qth.net>
Sent: Monday, September 13, 2004 3:59 AM
Subject: Re: [PCR-1000] pour HF performance


> Hi Matty,
>
> Its possible for the RF stage on HF to degrade, whilst other bands
> higher up the spectrum are OK. The PCR1000 uses separate RF stages for
> each band. From memory, the first stage operates from 0 to 50 MHz. Its
> hard to say what you should and shouldn't be able to receive depending
> on your qth, but with even a short outdoor aerial of a few metres, you
> should be getting some DX on 20 metres (occurs in the late afternoon in
> S Africa). You should hear WWV on 10 MHz anyway. You should also be able
> to receive aerial noise in the absence of a station.
>
> Check your aerial connectors - I spent about an hour trying to figure
> out why my R390 had gone dead until I found one of the BNC connectors
> had come adrift.
>
> A thorough check on the Rx needs a really good signal generator and
> check against the specs in the service manual.
>
> Hope this helps.
> Regards - Bryce
>
> >>> matty.robbins at intel.com 2004/09/12 16:33:50 >>>
> Hi All
> I am connected with the Radio shack discone antenna. My RF
> performances
> is really bad and I can not receive even one ham or sea to land
> transmissions. I only receive very strong SW signals. Are there any
> beacons that I can test my reception?   I have a bad feeling that some
> thing is wrong on the SW bands on my receiver. On VHF and UHF the
> reception is ok. Is the SW condition fading with time? I use to
> listing
> to SW like 10-15 years ago and it seems that then there was much more
> to
> hear? I must say that then I used a Collins 51S.
> One more question is there a program that can tell me what is the best
> band to listing to according to propagation conditions?
>
> Thanks
> Matty
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