# Airnote **URL:** https://discuss.blues.com/c/airnote/19.md?page=1 [Latest](https://discuss.blues.com/latest.md) · [Categories](https://discuss.blues.com/categories.md) · [Tags](https://discuss.blues.com/tags.md) **Page:** 2 --- ## [Abnormal battery voltage reading during USB recharge (my second Airnote device)](https://discuss.blues.com/t/abnormal-battery-voltage-reading-during-usb-recharge-my-second-airnote-device/769)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 2\ **Last updated:** [April 8, 2022, 5:49pm UTC](https://discuss.blues.com/t/abnormal-battery-voltage-reading-during-usb-recharge-my-second-airnote-device/769 "2022-04-08T17:49:59Z")
After some days of cloudy weather, the LiPo cell voltage of my second Airnote (a replacement) dropped for the first time down to 3.5 V and the device stopped transmitting data. Hence I connected the Airnote’s USB port t… --- ## [How can I configure Airnote to use an external SIM card?](https://discuss.blues.com/t/how-can-i-configure-airnote-to-use-an-external-sim-card/743)
**Author:** [@gwolff](https://discuss.blues.com/u/gwolff)\ **Replies:** 0\ **Last updated:** [March 25, 2022, 4:41pm UTC](https://discuss.blues.com/t/how-can-i-configure-airnote-to-use-an-external-sim-card/743 "2022-03-25T16:41:16Z")
If you are in a country where Airnote’s built-in cellular data plan coverage is not available, you can add a SIM card to enable the Airnote’s cellular connectivity. To see which countries are covered by default, visit: N… --- ## [Grafana Dashboard does not load](https://discuss.blues.com/t/grafana-dashboard-does-not-load/635)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 3\ **Last updated:** [February 1, 2022, 10:44am UTC](https://discuss.blues.com/t/grafana-dashboard-does-not-load/635 "2022-02-01T10:44:01Z")
Today it is impossible to visualize Grafana’s dashboard with the Airnote’s measurements. With my pc I get the error message “HTTP ERROR 503”, while my Android phone says “Unavailable: Back-end server is at capacity”. W… --- ## [Shockwave from the Hunga-Tonga volcano reached Turin, Italy!](https://discuss.blues.com/t/shockwave-from-the-hunga-tonga-volcano-reached-turin-italy/613)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 0\ **Last updated:** [January 16, 2022, 11:11am UTC](https://discuss.blues.com/t/shockwave-from-the-hunga-tonga-volcano-reached-turin-italy/613 "2022-01-16T11:11:05Z")
The shockwave from the Hunga-Tonga volcano eruption reached Torino yesterday evening around 21:00 (local time), as recorded by my Airnote: The front is highlighted, followed by what seem to be damped oscillations --- ## [Issues with USB charging of Airnote's battery](https://discuss.blues.com/t/issues-with-usb-charging-of-airnotes-battery/394)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 6\ **Last updated:** [September 7, 2021, 2:47pm UTC](https://discuss.blues.com/t/issues-with-usb-charging-of-airnotes-battery/394 "2021-09-07T14:47:41Z")
Hi to the experts, I have observed an unusual behavior when charging my operational Airnote through its USB port, as shown in the attached image taken form the dashboard. I need again some help, please… The charger … --- ## [Irregular data sampling intervals](https://discuss.blues.com/t/irregular-data-sampling-intervals/382)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 4\ **Last updated:** [August 26, 2021, 8:27pm UTC](https://discuss.blues.com/t/irregular-data-sampling-intervals/382 "2021-08-26T20:27:11Z")
My Airnote configuration is set for a sampling frequency of 15 minutes, but during the last couple of days the data points shown in the dashboard panels appear at very irregular intervals, sometimes at about 8 hours d… --- ## [Airnote not shown in "Device Location" panel](https://discuss.blues.com/t/airnote-not-shown-in-device-location-panel/355)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 23\ **Last updated:** [August 20, 2021, 12:23pm UTC](https://discuss.blues.com/t/airnote-not-shown-in-device-location-panel/355 "2021-08-20T12:23:18Z")
My Airnote is running and sending data since a few days, but it is not shown in the “Device Location” panel of Safecast’s dashboard. It does also not appear in the list of connected devices. What setting am I missing? … --- ## [Consistency of Airnote's readings under full sun](https://discuss.blues.com/t/consistency-of-airnotes-readings-under-full-sun/366)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 4\ **Last updated:** [August 13, 2021, 9:44pm UTC](https://discuss.blues.com/t/consistency-of-airnotes-readings-under-full-sun/366 "2021-08-13T21:44:04Z")
Hi Rob, From its well shadowed installation in a recessed balcony of the 7th floor, my Airnote gives not only consistent values of the air temperature and humidity (checked with another meter), but also more reliable re… --- ## [PM2.5 and PM10 showing almost identical (low) values](https://discuss.blues.com/t/pm2-5-and-pm10-showing-almost-identical-low-values/360)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 1\ **Last updated:** [August 12, 2021, 2:07am UTC](https://discuss.blues.com/t/pm2-5-and-pm10-showing-almost-identical-low-values/360 "2021-08-12T02:07:19Z")
From 2017 I have been here in Torino (Italy) one of Safecast’s beta testers with their air quality monitoring device using the OPC-N2 sensor by Alphasense. As such I collected a lot of data on PM1, PM2.5 and PM10 along a… --- ## [Changing the barometric pressure units](https://discuss.blues.com/t/changing-the-barometric-pressure-units/357)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 2\ **Last updated:** [August 9, 2021, 9:04pm UTC](https://discuss.blues.com/t/changing-the-barometric-pressure-units/357 "2021-08-09T21:04:33Z")
Is it possible, and how, to change the pressure units from kPa to mmHg? Thank you very much and best regards. Alberto --- ## [Calibrating barometric values](https://discuss.blues.com/t/calibrating-barometric-values/356)
**Author:** [@AlberTO](https://discuss.blues.com/u/AlberTO)\ **Replies:** 2\ **Last updated:** [August 9, 2021, 9:03pm UTC](https://discuss.blues.com/t/calibrating-barometric-values/356 "2021-08-09T21:03:38Z")
The barometric pressure panel of the dashboard says that the values are “Unadjusted”. Is it possible to refer the data to the sea level? Thank you very much and best regards, Alberto --- ## [Programmatic Data Access](https://discuss.blues.com/t/programmatic-data-access/234)
**Author:** [@Geek](https://discuss.blues.com/u/Geek)\ **Replies:** 7\ **Last updated:** [May 1, 2021, 11:25pm UTC](https://discuss.blues.com/t/programmatic-data-access/234 "2021-05-01T23:25:20Z")
Hello, I was wondering if there was a way to externally access the data from my airnote device other then web view (Programmatically/API) for use in other applications.) Or even locally perhaps (connected to it?) --- ## [Radiation measurements by airnote](https://discuss.blues.com/t/radiation-measurements-by-airnote/235)
**Author:** [@Geek](https://discuss.blues.com/u/Geek)\ **Replies:** 1\ **Last updated:** [April 29, 2021, 10:52pm UTC](https://discuss.blues.com/t/radiation-measurements-by-airnote/235 "2021-04-29T22:52:03Z")
Does the airnote measure radiation ( I though it was going to since safecast connected) but I’m not sure I see that in the grafana data. This is in regards to a recently received airnote. Perhaps I’m just not sure the re… --- ## [Reset Airnote to factory default](https://discuss.blues.com/t/reset-airnote-to-factory-default/216)
**Author:** [@robouden](https://discuss.blues.com/u/robouden)\ **Replies:** 2\ **Last updated:** [April 22, 2021, 1:34pm UTC](https://discuss.blues.com/t/reset-airnote-to-factory-default/216 "2021-04-22T13:34:55Z")
Wondering how to reset an Airnote to the factory setup. Regards, Rob Oudendijk --- ## [Debugging Airnotes](https://discuss.blues.com/t/debugging-airnotes/197)
**Author:** [@robouden](https://discuss.blues.com/u/robouden)\ **Replies:** 0\ **Last updated:** [April 3, 2021, 2:19am UTC](https://discuss.blues.com/t/debugging-airnotes/197 "2021-04-03T02:19:10Z")
Debugging with the help of a spider. (joke) --- ## [Airnote forum by Blues.io?](https://discuss.blues.com/t/airnote-forum-by-blues-io/186)
**Author:** [@robouden](https://discuss.blues.com/u/robouden)\ **Replies:** 4\ **Last updated:** [April 2, 2021, 8:23pm UTC](https://discuss.blues.com/t/airnote-forum-by-blues-io/186 "2021-04-02T20:23:08Z")
Recently we at Safecast are “blessed” with using Airnotes (air quality measuring Notecard based devices) supplied by us by Ray Ozzie. I was wondering if there will be a separate forum setup for those devices or Blues wa… [Previous page](https://discuss.blues.com/c/airnote/19.md)