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Re: Beacon and Status message timing


 

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Hi Andrew

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My setup is very simple.? I have one beacon that I keep the default name for (default).? The position is manually entered (no gps).? Beacon type is Position.? I have free text.? The initial rate is 60, decay ratio 2 and slow repeat rate 1800.? The selected digipeat paths in proportional path order are WIDE2-1 first and WIDE2-2 second, so I assume WIDE2-1 would be the first priority followed by WIDE2-2.? (Now that I think of it, should this only be WIDE2-2?)? The status beacon is set up the same way with WIDE2-1 in the first position followed by WIDE2-2.? The inital repeat rate is 60, decay ratio 2 and stable repeat rate 1500.

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There is not a lot of radio traffic in my area.? There are very few and I am not using time slotting.? I guess I¡¯ll try using WIDE2-2 for both beacons and see if it makes any difference.

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Joe

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Sent from for Windows 10

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From: Andrew P.
Sent: July 31, 2020 7:24 PM
To: [email protected]
Subject: Re: [yaac-users] Beacon and Status message timing

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Hi, Joseph.

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That's very strange behavior of the I-gates in your area, keeping your status messages and discarding your positions. What exactly are the settings for your position beacon? Mic-E or standard or compressed text position format? Do you have a free-text comment appended to the beacon? What are the initial and slow rates for your beacon and your status? How many different beacons do you have (only the default one, or additional ones)?

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The other question is, how many transmit-only beacons are in your area (as in, jamming your position packets)? Are you using time-slotting (not recommended unless you're on a non-standard frequency and your time slots are coordinated with all other stations on the frequency)?

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Andrew, KA2DDO

author of YAAC

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From: [email protected] <[email protected]> on behalf of Joseph LaFerla <joe@...>

Sent: Friday, July 31, 2020 2:03 PM

To: [email protected]

Subject: [yaac-users] Beacon and Status message timing

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Hi Andrew

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I have my yaac beta 156 working well transmitting on the local rf network.? The aprs-is port is disabled.? However I seem to have a problem with the timing of beacon and status messages.? In my configuration I have set the beacon message with a slow repeat rate of 900 seconds and the status message with 1500.? I also monitor aprs.fi and findu.com to see how both are being received.?? I am attaching a file with output since midnight tonight.? You can see that the beacons and status messages received from aprs.fi are very oddly spaced and, particularly at the end of the extract, there are 8 status messages in a row with no beacons in between.? Since only beacons have location information, findu.com does not record the status messages as valid and does not update its records.? Findu.com currently reports the last report received over 7 hours ago.? My hope is that my beacon and status message timing can be set so that they would roughly alternate so that both aprs.fi and findu.com are synchronized.

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I would point out that when I set yaac instead to transmit directly to the aprs-is network via the internet and disable the rf network, aprs.fi? and findu.com are perfectly synchronized.

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I hope I have explained clearly what my issue is and that there is some solution.? Thanks in advance and for a wonderful program that you are constantly improving and expanding.? You are a great service to the amateur community, Andrew.? Please let me know if you have any questions.

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Joe

VA3JLF

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