[NLRS] PSK31 on 2m SSB and propnet

Ray J ray at w9ray.org
Mon Aug 29 18:11:57 EDT 2005


I did a bunch of psk31 a few years ago on 2 meters  with a group of guys 
.. most towards chicago area from here in eau claire... usually we did  
not do all that great usually But when conditions were up a little, we 
could  get  copy,,but  we also had alot of  problems with multipath  i 
think it is easier to do closer paths because theres not so much 
scattering of the signal.... we had better luck with mfsk16 and with 
JT44,  but jt44 is not much fun from  a qso perspective.   but mfsk is 
similar to psk31..


check out the group at
 http://groups.yahoo.com/group/PSK_VHF_UHF_HAMRADIO/


 I dont think people really  want to run a propnet station on 144.390  
as thats the aprs frequency....  theres tons of traffic there... and u 
dont want that gettin into the propnet network

 propnet is usually run on 147.585 for ax25 and 144.288 for the psk31 
version...

anyone who has not see propnet in action... its a beacon system that has 
been getting together for a few years that tx and actually recieves and 
reports what its hearing..

heres the 10 meter psk31 stats/maps
http://propnet.findu.com/catch.cgi?band=hy&last=24

and the 1 hour report
http://propnet.findu.com/catch.cgi?band=hy&last=1

20 meter
http://propnet.findu.com/catch.cgi?band=hk&last=24

theres a 6 meter but i dont think theres that many people reporting lately
http://propnet.findu.com/catch.cgi?band=vb&last=24
http://propnet.findu.com/catch.cgi?geo=world.geo&band=vb&last=720


Ray J
W9RAY
EN44gt







>I will be running PropNet tomorrow (Tuesday) on 144.390 for the better
>part of the day, and will be pointed towards Duluth/MPLS area.
>Listen up for me and see what happens.
>
>Fred
>VE3FAL
>EN58df
>
>-----Original Message-----
>From: nlrs-bounces at mailman.qth.net [mailto:nlrs-bounces at mailman.qth.net]
>On Behalf Of Bill K0AWU
>Sent: August 29, 2005 3:12 PM
>To: kc0luy at arrl.net; NLRS at mailman.qth.net
>Subject: [NLRS] Dan's - PSK on 2m
>
>
>
>Hi Dan (and others)
>
>  Over the last 3 or 4 yrs I have ran a fair amount of 2m PSK31 with 
>first with W0PHD and then mostly with W0OHU. It is an interesting 
>mode.
>
>  With W0PHD, I have a very BAD path and I can not often talk to him 
>on SSB with any comfort level. "High country" and lots of trees in that 
>direction. Wally is 164 miles from me.
>
>  With W0OHU, Ed was using 1/2 of an antenna INSIDE his garage 
>rafters. 6 elements I think. With the antenna maybe 8ft off the ground 
>and INSIDE this was a good challenge for a 219mile path.
>
>  In both cases, the paths are "challanged". In both cases we have 
>had very good qso's and at other times not good QSOs. Not unlike 
>any other mode. The advantage with PSK31 is that it really does not 
>take too much siginal to get some copy, but there will be times or days 
>that the signal will not be all that dependable. Multi path is a problem
>
>as with most digital modes .... airplanes in particular are trouble 
>makers.
>
>  Ed and I worked many times (well enough to exchange calls and 
>brief messages) with 25watts and less. Quite a few other times we 
>had nice chats. Often we were just checking to see if it was possible 
>with his "computer controlled remote station" in the garage. Interesting
>
>enough... higher power levels often caused PROBLEMS ... multipath.
>
>  PSK31 in my mind on 2m,  "fun to play with, but not sure I would 
>want to depend upon it." HOWEVER, I have never played with it on a 
>path as good as yours. I would think it would be quite good with good 
>antennas on both ends and 25watt - to 50watt power levels. If the 
>signal sounds good and copy is poor, lower the power .... copy very 
>well may improve.
>
>  Thats it from EN37ed ... far from "the place you want to talk too".
>
>Bill K0AWU EN37ed (near Grand Rapids, MN 160miles north of MSP)
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>NLRS at mailman.qth.net
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>
>  
>



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