All,

I am afraid of current situation where there is no response to my proposal 
written below.

I guess it is caused by my poor description in English and poor sentence 
structure addressing the issues. Therefore, I am happy if somebody raise 
his/her questions for the purpose of clarification.

BTW, this proposal is quite different topic from “Fox Mode Indication to Hound 
Users on the Air” which I uploaded at the same time.

I am waiting the response soon.

Regards,

take

de JA5AEA

Windows の メール<https://go.microsoft.com/fwlink/?LinkId=550986> から送信

差出人: Tsutsumi Takehiko<mailto:ja5...@outlook.com>
送信日時: 2022年11月8日 13:38
宛先: WSJT software development<mailto:wsjt-devel@lists.sourceforge.net>
件名: Fox sends "DUPE" instead of "+rpt" in DX pedition mode

Hi,

Concerning the following protocol item 13, I understand WSJT-X developers 
decided so respecting on traditional DX-pedition practice about logging 
behavior.

--------------------------------------------------------------Page 5 of FT8 
DX-pedition Mode User 
Guide--------------------------------------------------------------

13. When Fox receives your “R+rpt” message he responds with “RR73”. At this 
point he considers your QSO complete and logs it. When you receive “RR73” you 
should
log it, too !
14. If for some reason a Hound fails to copy an RR73 sent by Fox, that Hound 
will repeat his transmission of Tx 3 (“R+rpt”). Fox will respond to such “R+rpt”
messages by sending “RR73” up to three times.
--------------------------------------------------------------Page 5 of FT8 
DX-pedition Mode User 
Guide--------------------------------------------------------------

However, it is a fact that it creates following side-effects under real 
DX-pedition equipment and environment limitation which makes their signal weak 
and therefore the protocol item 14 becomes normal situation.


  1.  Creates uncertainty to Hound users whether “Fox log” was included their 
QSO without receiving “RR73” message.
  2.  Repeated Hound calls following protocol item 14 occupies Hound allocated 
spectrum and creates unnecessary QRMs.

To avoid the above side-effects, would you consider to add transmission of dupe 
message such as “DUPE” instead of “+rpt” message to these Hounds if Fox program 
detects repeated dupe calls after protocol item 14? It is also nice if Hound 
program detects “DUPE” message, it automatically stops further calls.

Regards,

take

de JA5AEA

Windows の メール<https://go.microsoft.com/fwlink/?LinkId=550986> から送信



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