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Re: Re: 147.585 during Leonids



Hi Al,

147.585 MHZ is also a DX Cluster frequency up in Tennessee
about 70 miles from here.  I got several DX posts on my APRS
map from them, but they were easy to identify.

I will be beaming a signal again tonight.


73's
Tim



-----Original Message-----
From: Al Groth <kd4va@sumter.net>
To: Tim Cunningham <tim_cunningham@mindspring.com>; APRS Special Interest
Group <aprssig@tapr.org>
Cc: amsat-bb@AMSAT.Org <amsat-bb@AMSAT.Org>
Date: Thursday, November 18, 1999 7:56 PM
Subject: Re: [amsat-bb] Re: 147.585 during Leonids


>Good Evening Tim et al:  The leonid coordinated frequency 147.585 is also
>used as a DX packet cluster station in central SC.  I alternate between
>145.79 and 147.585 (depending on local traffic on 147.585) with my KLM sat
>antennas pointed NE, N, NW and W from SC.  I saw no visuals nor did I get
>any screen prints last night.  I thought the Nov/QST article was very
>helpful in setting up. Things were dead at my QTH.  My power out was about
>150watts with my antennas elevated 20 degrees.  I will try again Thursday
>evening.  Good luck to all the meteor scatter/aprs folks.  Al
>kd4va@sumter.net
>
>----- Original Message -----
>From: Tim Cunningham <tim_cunningham@mindspring.com>
>To: APRS Special Interest Group <aprssig@tapr.org>;
><aprs@lists.monterey.edu>; VHF reflector <vhf@w6yx.stanford.edu>
>Cc: <amsat-bb@AMSAT.Org>
>Sent: Thursday, November 18, 1999 3:14 PM
>Subject: Re: [amsat-bb] Re: 147.585 during Leonids
>
>
>>
>> So far I have received conformation from 2 stations on receiving my
>> APRS beacons last night via Leonids Meteor Scatter.  Stations reporting
>> the reception were from Texas and North Dakota.  The stations that
>> received my signal reported they were using omni-directional antennas.
>>
>> Signal to noise ratio is certainly a major issue along with many other
>> factors when attempting this type of communication via FM transmission.
>> I was unable to decode any packets from this end, except for those within
>> 100 miles.  The best thing about APRS is that it is automated so you do
>not
>> lose any sleep or that is the theory.  You turn on the system, let it
run,
>> and
>> hope you see some magic appear on the map when you wake in the
>> morning.  Of course, this is the wishful thinking mode.  It really takes
>> more
>> work and understanding to make successful contacts since there is no
>> immediate feedback.
>>
>> I was transmitting approximately 35.27 dBw using the following:
>>
>> Ant = M2 2MCP22 (RHCP)
>> Radio = Yaesu FT-736R (147.585 MHz FM)
>> TNC = Paccom TNC-200
>> S/W = APRSdos version 844
>> Amp = 300W
>>
>>
>> This is basically what it took for some distant stations using
>> omni-directional
>> antennas on the receiving end.  The real question is where did I have my
>> antenna pointed.  The answer is at the horizon to maximize distance. I
>> failed
>> to document where and when I moved my antennas this morning to correlate
>> the reception reports.  That will be a lesson learned for the next Meteor
>> Shower
>> with software driving the antennas and logging the direction and time.
>Just
>> what
>> I need, another project to work on...  ;-)
>>
>> I learned that I am still learning...
>>
>>
>>
>>
>> 73's,
>>
>> Tim - N8DEU
>> Huntsville, AL
>>
>>
>>
>>
>> -----Original Message-----
>> From: Clifford Buttschardt <cbuttsch@slonet.org>
>> To: VHF reflector <vhf@w6yx.stanford.edu>; Emil Pocock
>> <pocock@ecsuc.ctstateu.edu>; Dave Smith <drs6@pge.com>;
>> aprs@lists.monterey.edu <aprs@lists.monterey.edu>
>> Cc: amsat-bb@AMSAT.Org <amsat-bb@AMSAT.Org>; wb7dhc@nwlink.com
>> <wb7dhc@nwlink.com>
>> Date: Thursday, November 18, 1999 12:58 PM
>> Subject: [amsat-bb] Re: 147.585 during Leonids
>>
>>
>> >I am grossly disappointed in the APRS results so far!  Signals are
>clearly
>> >coming in but the signal to noise ratio required to cause APRS to print
>is
>> >just too large!  A short check on 144.39 confirms the ability to print
>> >with big signals.  From 0200 to 0400 PST visual meteors were
outstanding!
>> >Quite a show.  SSB voice remains effective however.  Cliff K7RR, CM95ni
>> >
>> >
>> >
>> >----
>> >Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
>> >To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
>>
>> ----
>> Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
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>

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