Welcome to the Cumulus Support forum.
Latest Cumulus MX V4 release 4.4.2 (build 4085) - 12 March 2025
Latest Cumulus MX V3 release 3.28.6 (build 3283) - 21 March 2024
Legacy Cumulus 1 release 1.9.4 (build 1099) - 28 November 2014
(a patch is available for 1.9.4 build 1099 that extends the date range of drop-down menus to 2030)
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Latest Cumulus MX V4 release 4.4.2 (build 4085) - 12 March 2025
Latest Cumulus MX V3 release 3.28.6 (build 3283) - 21 March 2024
Legacy Cumulus 1 release 1.9.4 (build 1099) - 28 November 2014
(a patch is available for 1.9.4 build 1099 that extends the date range of drop-down menus to 2030)
Download the Software (Cumulus MX / Cumulus 1 and other related items) from the Wiki
If you are posting a new Topic about an error or if you need help PLEASE read this first viewtopic.php?p=164080#p164080
Solar Calibration
Moderator: mcrossley
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NigelG
- Posts: 15
- Joined: Tue 24 Nov 2020 12:31 am
- Weather Station: Froggit WH3000SE + DP1500
- Operating System: Raspberry PI prebuilt image
Solar Calibration
For the CMX solar calibration settings, is it possible to add a second order calibration factor? I am experimenting with diffusers over a solar sensor to provide better low sun angle measurements and the extra setting would allow me to compensate for the action of the diffuser.
NigelG
- mcrossley
- Posts: 14388
- Joined: Thu 07 Jan 2010 9:44 pm
- Weather Station: Davis VP2/WLL
- Operating System: Bullseye Lite rPi
- Location: Wilmslow, Cheshire, UK
- Contact:
Re: Solar Calibration
I think you will have to explain that in bit more detail please. You mean the Bras turbidity/R-S transmission factors?
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NigelG
- Posts: 15
- Joined: Tue 24 Nov 2020 12:31 am
- Weather Station: Froggit WH3000SE + DP1500
- Operating System: Raspberry PI prebuilt image
Re: Solar Calibration
Apologies - My query was worded very poorly.
In the Cumulus MX Calibration Settings, a non-linear Multiplier^2 factor is available for raw temperature and humidity readings. Is there any way of applying a similar Multiplier^2 to the raw solar radiation readings to assist with my experiments?
In the Cumulus MX Calibration Settings, a non-linear Multiplier^2 factor is available for raw temperature and humidity readings. Is there any way of applying a similar Multiplier^2 to the raw solar radiation readings to assist with my experiments?
NigelG
- mcrossley
- Posts: 14388
- Joined: Thu 07 Jan 2010 9:44 pm
- Weather Station: Davis VP2/WLL
- Operating System: Bullseye Lite rPi
- Location: Wilmslow, Cheshire, UK
- Contact:
Re: Solar Calibration
Thanks, I'll put it on the todo list - might as well make all the multipliers consistent and do them all.
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NigelG
- Posts: 15
- Joined: Tue 24 Nov 2020 12:31 am
- Weather Station: Froggit WH3000SE + DP1500
- Operating System: Raspberry PI prebuilt image
Re: Solar Calibration
Mark,
Many thanks for your response as it's more than I was expecting.
NigelG
Many thanks for your response as it's more than I was expecting.
NigelG
NigelG