ARLA/CLUSTER: Re: Como operar os Satélites em FM (em inglês).

Terça-Feira, 29 de Janeiro de 2008 - 22:34:04 WET

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Rui Mota escreveu:
> *Boas tardes colega João Costa eu mal vi este email coloquei o meu 
> Panda Antivírus + Firewall 2008 a correr e não detectou nada...*
> ** 
> *Cordiais cumprimentos*
> ** 
> *Rui Carlos Mota
> 73's
> _CT5GOQ_*
>  
>
>  
> ----- Original Message -----
>
>     *From:* João Gonçalves Costa <mailto:joao.a.costa  ctt.pt>
>     *To:* Resumo Noticioso Electrónico ARLA
>     <mailto:cluster  radio-amador.net>
>     *Sent:* Tuesday, January 29, 2008 4:10 PM
>     *Subject:* [PHISHING]: ARLA/CLUSTER: Como operar os Satélites em
>     FM (em inglês).
>
>
>
>     ---------------------------------------------------------------------------------------------------
>     *Panda Antivirus + Firewall 2008 detectou que este mail pode ser
>     falso.*
>
>     Tome precauções máximas, pois os e-mails falsos podem ser indício
>     de uma tentativa de fraude.
>     ---------------------------------------------------------------------------------------------------
>
>
>       Alguma "Alma Caridosa" se voluntaria para traduzir...?
>
>     João Costa
>     CT1FBF
>
>
>       <http://images.google.pt/imgres?imgurl=http://www.oreilly.com/catalog/mappinghks/figs/d1e10581.png&imgrefurl=http://www.oreilly.com/catalog/mappinghks/toc.html&h=400&w=353&sz=83&hl=pt-PT&start=13&tbnid=MsrLpGgrr_o_vM:&tbnh=124&tbnw=109&prev=/images%3Fq%3DOperating%2BPractice%2Bon%2BFM%2BSatellites%26gbv%3D2%26svnum%3D10%26hl%3Dpt-PT%26sa%3DG>
>       <http://images.google.pt/imgres?imgurl=http://www.k0nr.com/blog/uploaded_images/100_0989-761654.JPG&imgrefurl=http://www.k0nr.com/blog/2006/11/satellite-operation-from-bonaire.html&h=768&w=1024&sz=122&hl=pt-PT&start=10&tbnid=3XcO2HXmEMW3jM:&tbnh=113&tbnw=150&prev=/images%3Fq%3DHAM%2BFM%2BSatellites%26gbv%3D2%26svnum%3D10%26hl%3Dpt-PT%26sa%3DG>
>       <http://images.google.pt/imgres?imgurl=http://ham-shack.com/images/oscar.jpg&imgrefurl=http://ham-shack.com/satellites.html&h=309&w=287&sz=7&hl=pt-PT&start=20&tbnid=ak3okVke6R0z3M:&tbnh=117&tbnw=109&prev=/images%3Fq%3DHAM%2BFM%2BSatellites%26gbv%3D2%26svnum%3D10%26hl%3Dpt-PT%26sa%3DG>
>       <http://images.google.pt/imgres?imgurl=http://www.ericsatcom.net/images/WorkingTheSatellite.JPG&imgrefurl=http://www.ericsatcom.net/&h=384&w=512&sz=87&hl=pt-PT&start=11&tbnid=0bzU7Z1n06ZKkM:&tbnh=98&tbnw=131&prev=/images%3Fq%3DHAM%2BSatellites%26gbv%3D2%26svnum%3D10%26hl%3Dpt-PT%26sa%3DG>
>
>
>       Operating Practice on FM Satellites
>
>     *Ib OZ1MY* has written some usefull operarating hints for those
>     wishing to use the FM single channel Amateur Radio satellites.
>
>     Satellites with linear transponders can allow many dozens of QSO's
>     to take place simultaneously and operating on those is in many
>     ways similar to say 20 metres, however, things are different for
>     the single channel FM satellites.
>
>     With FM sats only one QSO can take place at a time and they
>     require different operating procedures. When a single channel
>     satellite passes over densely populated areas they can get a bit
>     congested, so Ib OZ1MY has posted the following operating
>     guidelines to the AMSAT-BB:
>
>     This is a short version of an article I wrote in 2000 about using
>     FM (single channel) satellites.
>
>     Short version:
>     The golden rule - do not transmit if you can not hear the downlink.
>
>     Calling "CQ satellite" 3 - 4 or more times and give the call and
>     the full locator at the same time is non-productive.
>     It simply takes too long time. Experienced operators easily pick
>     out new stations using a short CQ call.
>     It is not really necessary to call CQ - just give your call.
>
>     Considerate operating practice allows a QSO to finish.
>     Many operators on the FM satellites do not adhere to this.
>     You very often find a station calling on top of a running QSO,
>     which makes the QSO take much longer time than necessary.
>     Often it is because the QSO takes a long time, which leads to the
>     next "rule".
>
>     Make the QSO short when the satellite is busy. Valid QSO's just
>     need to exchange calls and signal report. That is it.
>     You do not need locator or operator name. If there is very little
>     traffic OK go ahead and talk about anything - but not when the
>     satellite is busy.
>
>     Here in Europe we also have the habit of asking for the full locator.
>     I have tried to avoid that, but I have failed in this respect.
>     For a terrestrial QSO or in a contest you need the full locator -
>     but not for a satellite QSO.
>
>     A considerate operator will make one QSO per pass. If you are an
>     experienced operator, who has made a lot of contacts before -
>     limit your contacts to new stations.
>
>     Do not use the FM satellites to elaborate on the weather situation
>     in your local area, when the satellite is busy.
>
>     Give priority to portable and mobile stations if they can hear the
>     satellite.
>
>     Give DX stations (rare calls) a chance to get through. I have
>     witnessed JW stations being "drowned" by local QSO's.
>
>     Look at your satellite tracking program in order to avoid calling
>     stations that are out of the footprint.
>
>     If someone is really annoying - don't try to block their signal -
>     try to send them an e-mail especially if they are from your own
>     country.
>
>     Also respect if people want to use their own native language. It
>     is perfectly OK to talk Danish, German or any other language, as
>     long as they do not carry on for many minutes.
>
>     You can join the AMSAT Bulletin Board (AMSAT-BB) at
>     http://www.amsat.org/amsat-new/tools/maillist/maillist.php
>
>     *Fonte: The Southgate Amateur Radio Club.
>     *
>
>
>     ---------------------------------------------------------------------------------------------------
>     *Panda Antivirus + Firewall 2008 detectou que este mail pode ser
>     falso.*
>
>     Tome precauções máximas, pois os e-mails falsos podem ser indício
>     de uma tentativa de fraude.
>     ---------------------------------------------------------------------------------------------------
>
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