Re: [PCR-1000] RFI

From: rtv (rtv@wwnet.com)
Date: Fri Feb 28 2003 - 11:33:34 EST


roger,
yes i get those notices...and maybe thats some of it, but the signal i
was talking about was a bit lower in freq. wouldnt 9 be right on
top of 12 and 15?
                                                                        
                 rtv

RogerKola@aol.com wrote:

>In a message dated 02/28/03 10:47:07 AM Eastern Standard Time, rtv@wwnet.com
>writes:
>
>
>
>> sometimes i see a rather broad band
>> signal (maybe 35khz) pulsing right in the neighborhood of 137.5 i'll
>> see it on both the pcr1000 and an icom r9000 but it doesn't show on the
>> tek! but in general its all over the place low level but just enough to
>> keep my pix from being perfect.
>>
>>
>
>I'm not sure if you get these trports but take a look at Note 1....NOAA 9
>does interfere with my reception frequently....
>
> WEATHER SATELLITES
> ================
> APT STATUS REPORT -- 24th February 2003
> =============================
>
> Satellite Frequency (MHz) Status Image Quality
>
> NOAA 12 137.500 on good
> NOAA 14 137.620 off
> NOAA 15 137.500 on good
> NOAA 17 137.620 on good
>
> Meteor 3-5 137.300 off see note 3.
> Meteor 2-21 137.400 off
>
>
>CHANGES SINCE LAST REPORT
>None.
>
>THIS WEEK'S POSSIBLE EVENTS.
>None expected.
>
>NOTES.
>
>1. NOAA 9 was permanently deactivated some years ago and is tumbling
>freely. Unfortunately it has a sporadic carrier on 137.500 (varies quickly
>according to orientation) and can cause interference to NOAA 12 and
>NOAA 15.
>
>2. NOAA 16's APT transmission system failed a few months after launch.
>
>3. The ascending portion of Meteor 3-5's orbit is precessing into better
>illumination and under normal circumstances I would expect it to be back on
>towards the end of February. Missing 'Orbit' messages have made the
>assessment more difficult. Watch this space.
>
>Just a quick thought...
>
>Roger
>WA1KAT
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>.
>
>
>

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