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Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Sun 26. Oct 2025 2:44:40
by wasteneys
So I have Gtr , tribunus iii and Jeti transmitter . The telemetry is set up divider is 5 gear ratio 10.1. Rpm will show on Jeti counts up to about 1260 rpm and as the rpm’s continue to rise towards maximum the display starts over at 0 the gets to about 400 once maximun rpm on heli is reached.. I assume it should continue past 1260 and all the way up to abou 1700 please help see attached vide to understand

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Tue 28. Oct 2025 2:50:48
by wasteneys
Nothing?/

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Tue 28. Oct 2025 4:13:15
by sgmess
I have exactly the same issue on a Spirit GT, Tribunus III 14-150A (HV) and Spektrum RX, divider set at 5 and gear ratio 10.1. The RPM starts back at zero around 1200rpm. Happens on all 4.x fw versions.

I also have another Spirit GT that has been in use for some time but with a Tribunus III 06-110A (LV), Spektrum RX, divider set at 5 and gear ratio 5.53 and have never had an issue, RPM has always been correct.

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Thu 30. Oct 2025 16:37:26
by waveblaster200
I am also having the same issue on a Spirit GT, Tribunis II 14-200A, Frsky X18RS, TD-MX, Nexus FBL. Divider set at 5 and gear ratio 10.6
Happens on all 4.x fw versions. Before When I set my gt up the 1st time on 4.0.0 I had it working. When I went to 4.0.1 and 4.0.2 doesn't work. I did go back to 4.0.0 again and now its not working. All other telemetry seems correct.

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Thu 30. Oct 2025 22:10:27
by ZeXx86
Hello,

we are investigating the issue right now. Thank you for the details. We hope to have solution at the beginning of next week.

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Thu 30. Oct 2025 22:24:24
by ajadda
Hi,

this issue seems to be about the same as I reported here:
viewtopic.php?p=44578#p44578

Link to the video:
download/file.php?id=5507

Regards,
Alexander

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Tue 04. Nov 2025 8:49:02
by ZeXx86
Hello,

please update to 4.0.2-r2 then it should work properly. It was issue in the latest two firmwares related to Scorpion telemetry. We are sorry for this problem. Fortunately we found it.

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Tue 04. Nov 2025 13:19:27
by sgmess
Hi, I've just updated the f/w to 4.0.2-r2 and telemetry is all working correctly again :-)

Thanks for the prompt response and resolution.

Re: Spirit Gtr scorpion tribunus iii and Jeti rpm

Posted: Fri 07. Nov 2025 17:57:10
by waveblaster200
Just updated to 4.0.2 r2 and on my tribunus II+ 200a, rpm telemetry data is working. Thank you for fixing this. Flying a frsky x18rs and Td-mx.