# Use Cases **URL:** https://www.thethingsnetwork.org/forum/c/use-cases/14.md?page=1 [Latest](https://www.thethingsnetwork.org/forum/latest.md) · [Categories](https://www.thethingsnetwork.org/forum/categories.md) · [Tags](https://www.thethingsnetwork.org/forum/tags.md) **Page:** 2 --- ## [Measuring internal temp of oysters and mussel](https://www.thethingsnetwork.org/forum/t/measuring-internal-temp-of-oysters-and-mussel/26492)
**Author:** [@BoRRoZ](https://www.thethingsnetwork.org/forum/u/BoRRoZ)\ **Replies:** 19\ **Last updated:** [May 6, 2020, 5:57am UTC](https://www.thethingsnetwork.org/forum/t/measuring-internal-temp-of-oysters-and-mussel/26492 "2020-05-06T05:57:47Z")
’ I plan to use a setup to monitor the internal temperature of oyster and mussel biomimics (the node will be above water). I plan to use about 20 Adafruit Feather M0 RFM95 nodes each with approximately 15 DS18B20 sensors… --- ## [Bin level monitoring](https://www.thethingsnetwork.org/forum/t/bin-level-monitoring/13359)
**Author:** [@onehorse](https://www.thethingsnetwork.org/forum/u/onehorse)\ **Replies:** 8\ **Last updated:** [February 27, 2020, 4:34pm UTC](https://www.thethingsnetwork.org/forum/t/bin-level-monitoring/13359 "2020-02-27T16:34:55Z")
There are several applications for monitoring the fill level of bins for holding recyclable discards of various kinds. The idea is to use a LoRaWAN-capable device to monitor the fill level, and other bin “state” data, an… --- ## [How to calculate the packet transmission time of 10 byte?](https://www.thethingsnetwork.org/forum/t/how-to-calculate-the-packet-transmission-time-of-10-byte/34146)
**Author:** [@wahid\_majri](https://www.thethingsnetwork.org/forum/u/wahid_majri)\ **Replies:** 0\ **Last updated:** [February 7, 2020, 11:43am UTC](https://www.thethingsnetwork.org/forum/t/how-to-calculate-the-packet-transmission-time-of-10-byte/34146 "2020-02-07T11:43:04Z")
Continuing the discussion from Send picture via LoRaWAN?: how to calculate the packet transmission time of 10 byte? --- ## [How many applications would one need for multiple sensors?](https://www.thethingsnetwork.org/forum/t/how-many-applications-would-one-need-for-multiple-sensors/33308)
**Author:** [@obaeyens](https://www.thethingsnetwork.org/forum/u/obaeyens)\ **Replies:** 8\ **Last updated:** [January 18, 2020, 1:41am UTC](https://www.thethingsnetwork.org/forum/t/how-many-applications-would-one-need-for-multiple-sensors/33308 "2020-01-18T01:41:34Z")
I am interested in your usage of LoRaWan. I am trying to figure out how to use LoRaWan sensors - applications from project view. I have 2 temperature sensors in 2 different rooms and now send this to an application “en… --- ## [Indoor soil moisture sensor](https://www.thethingsnetwork.org/forum/t/indoor-soil-moisture-sensor/33413)
**Author:** [@eivholt](https://www.thethingsnetwork.org/forum/u/eivholt)\ **Replies:** 0\ **Last updated:** [January 15, 2020, 6:22pm UTC](https://www.thethingsnetwork.org/forum/t/indoor-soil-moisture-sensor/33413 "2020-01-15T18:22:02Z")
I wrote a piece on how I quickly put together a battery powered sensor to alert when plants go dry. --- ## [Floaty McFloatface](https://www.thethingsnetwork.org/forum/t/floaty-mcfloatface/33385)
**Author:** [@sparxcore](https://www.thethingsnetwork.org/forum/u/sparxcore)\ **Replies:** 0\ **Last updated:** [January 14, 2020, 4:26pm UTC](https://www.thethingsnetwork.org/forum/t/floaty-mcfloatface/33385 "2020-01-14T16:26:44Z")
Hi All, I have been building a Class A node, for mainly my own entertainment and learning experience of building for LoRa. I’m also challenging myself to build something that is resistant to a fairly inhospitable enviro… --- ## [Pollution monitoring node](https://www.thethingsnetwork.org/forum/t/pollution-monitoring-node/12594)
**Author:** [@kalon33](https://www.thethingsnetwork.org/forum/u/kalon33)\ **Replies:** 27\ **Last updated:** [January 7, 2020, 10:06pm UTC](https://www.thethingsnetwork.org/forum/t/pollution-monitoring-node/12594 "2020-01-07T22:06:32Z")
Dear all, I’m looking for some feedback on pollution monitoring node (NOx, SOx, O3, PM2.5 and PM10…). What sensors did you choose? Are they working well? How frequently are you retrieving information? I want to run t… --- ## [The BeeHive topic](https://www.thethingsnetwork.org/forum/t/the-beehive-topic/25599)
**Author:** [@BoRRoZ](https://www.thethingsnetwork.org/forum/u/BoRRoZ)\ **Replies:** 33\ **Last updated:** [November 9, 2019, 1:44pm UTC](https://www.thethingsnetwork.org/forum/t/the-beehive-topic/25599 "2019-11-09T13:44:15Z")
please post here your pictures, builds , tips & tricks and everything else related to beekeeping and monitoring using IOT / TTN https://makezine.com/projects/bees-sensors-monitor-hive-health/ https://beehivemonitor… --- ## [Anyone doing projects dealing specifically with aging?](https://www.thethingsnetwork.org/forum/t/anyone-doing-projects-dealing-specifically-with-aging/6333)
**Author:** [@david1](https://www.thethingsnetwork.org/forum/u/david1)\ **Replies:** 12\ **Last updated:** [March 30, 2017, 4:07pm UTC](https://www.thethingsnetwork.org/forum/t/anyone-doing-projects-dealing-specifically-with-aging/6333 "2017-03-30T16:07:36Z")
Hi. Bloodied but unbowed, I'm still trying to bring about a Thing Network in Boston! My latest attempt is keyed to a local contest to find novel solutions to aging. It ties nicely to my SmartAging concept, which combine… --- ## [Can i use LoRaWAN to send data from Gateway to various Sensors?](https://www.thethingsnetwork.org/forum/t/can-i-use-lorawan-to-send-data-from-gateway-to-various-sensors/24078)
**Author:** [@amartins](https://www.thethingsnetwork.org/forum/u/amartins)\ **Replies:** 4\ **Last updated:** [March 19, 2019, 8:40pm UTC](https://www.thethingsnetwork.org/forum/t/can-i-use-lorawan-to-send-data-from-gateway-to-various-sensors/24078 "2019-03-19T20:40:12Z")
I want to use LoRaWAN to send a list of data from a gateway to various sensors that are too far away. But not all will receive this data only those who request. Can i make this using LoRaWAN? I read a little about the d… --- ## [LoRA BME280 Environmental Node (with webbased backend)](https://www.thethingsnetwork.org/forum/t/lora-bme280-environmental-node-with-webbased-backend/9264)
**Author:** [@lex\_ph2lb](https://www.thethingsnetwork.org/forum/u/lex_ph2lb)\ **Replies:** 38\ **Last updated:** [October 9, 2018, 1:49pm UTC](https://www.thethingsnetwork.org/forum/t/lora-bme280-environmental-node-with-webbased-backend/9264 "2018-10-09T13:49:04Z")
There is one thing I always found fascinating : weather. Especially the temperature and humidity. So one of my first TheThingsNetwork projects I made was a DHT22 based beacon who allowed me to measure every 15 minutes … --- ## [Setting up a TTN Stack completely Offline](https://www.thethingsnetwork.org/forum/t/setting-up-a-ttn-stack-completely-offline/17898)
**Author:** [@kina](https://www.thethingsnetwork.org/forum/u/kina)\ **Replies:** 6\ **Last updated:** [September 18, 2018, 7:49pm UTC](https://www.thethingsnetwork.org/forum/t/setting-up-a-ttn-stack-completely-offline/17898 "2018-09-18T19:49:33Z")
I’m working on designing a sensor network+datalogger system for use in remote off-grid field sites in Alaska (or other places with no network or cell connection). TTN seems perfect for this in many ways except for the we… --- ## [Send picture via LoRaWAN?](https://www.thethingsnetwork.org/forum/t/send-picture-via-lorawan/2407)
**Author:** [@anisbh](https://www.thethingsnetwork.org/forum/u/anisbh)\ **Replies:** 9\ **Last updated:** [July 31, 2018, 10:17pm UTC](https://www.thethingsnetwork.org/forum/t/send-picture-via-lorawan/2407 "2018-07-31T22:17:25Z")
Hi, We want to send picture with LoRaWAN, to cloud of TTN To send picture we will convert it to string file and then send packets Our question : with TTN, is there a message limitation per day ? is it possible… --- ## [Use Cases in Agriculture](https://www.thethingsnetwork.org/forum/t/use-cases-in-agriculture/510)
**Author:** [@flavio](https://www.thethingsnetwork.org/forum/u/flavio)\ **Replies:** 35\ **Last updated:** [March 7, 2018, 11:36pm UTC](https://www.thethingsnetwork.org/forum/t/use-cases-in-agriculture/510 "2018-03-07T23:36:42Z")
Hi, does anyone knows any real Use Case / Applications of LoRa / TTN in Agriculture? --- ## [Air quality sensor for PM2.5 and PM10?](https://www.thethingsnetwork.org/forum/t/air-quality-sensor-for-pm2-5-and-pm10/2910)
**Author:** [@hoonppark](https://www.thethingsnetwork.org/forum/u/hoonppark)\ **Replies:** 46\ **Last updated:** [April 1, 2018, 7:51am UTC](https://www.thethingsnetwork.org/forum/t/air-quality-sensor-for-pm2-5-and-pm10/2910 "2018-04-01T07:51:07Z")
Hi, @MatthijsJ, I am interested in the air quality sensor you had mentioned during the webcast on July 14, 2016. I'd like to know some details about it. Some of my questions are: Are you building the sensor yourself… --- ## [Simple fluid flow indicator](https://www.thethingsnetwork.org/forum/t/simple-fluid-flow-indicator/13458)
**Author:** [@Phil\_Wilko](https://www.thethingsnetwork.org/forum/u/Phil_Wilko)\ **Replies:** 4\ **Last updated:** [April 17, 2018, 2:57pm UTC](https://www.thethingsnetwork.org/forum/t/simple-fluid-flow-indicator/13458 "2018-04-17T14:57:39Z")
There have been a number of LoRa use cases in this Forum that rely on fairly accurate water/fluid flow meter measurement sensors. In effect, they use LoRa to simply transmit meter readings. However there are Use Cases w… --- ## [Has anybody done street light system with LoRa?](https://www.thethingsnetwork.org/forum/t/has-anybody-done-street-light-system-with-lora/13274)
**Author:** [@AndrewArama](https://www.thethingsnetwork.org/forum/u/AndrewArama)\ **Replies:** 1\ **Last updated:** [March 28, 2018, 9:47pm UTC](https://www.thethingsnetwork.org/forum/t/has-anybody-done-street-light-system-with-lora/13274 "2018-03-28T21:47:05Z")
Hello, everybody. I work at sreet light system which can be mannaged by LoRa-controller. I want to do such funktion as: swich on, switch off, dimming ant etc. I know solutions like this have already existed. Has somebod… --- ## [earthQuakeMonitoring](https://www.thethingsnetwork.org/forum/t/earthquakemonitoring/13145)
**Author:** [@HanspeterH](https://www.thethingsnetwork.org/forum/u/HanspeterH)\ **Replies:** 4\ **Last updated:** [March 25, 2018, 10:24am UTC](https://www.thethingsnetwork.org/forum/t/earthquakemonitoring/13145 "2018-03-25T10:24:30Z")
I just chaos wired my first earthquake sensor based on a teensyLC, RFM95W and D7S eartquake sensor from Omron. Its for my personal earthquake detection. Probably difficult to test as eartquake are pretty rare in my livin… --- ## [Wifi density with ESP8266 and LoRa module](https://www.thethingsnetwork.org/forum/t/wifi-density-with-esp8266-and-lora-module/4305)
**Author:** [@markxively](https://www.thethingsnetwork.org/forum/u/markxively)\ **Replies:** 7\ **Last updated:** [March 7, 2018, 3:38pm UTC](https://www.thethingsnetwork.org/forum/t/wifi-density-with-esp8266-and-lora-module/4305 "2018-03-07T15:38:10Z")
Hi All, At the Sodaq event in Hilversum a few weeks ago, I remember talking to someone who had written some code on the ESP8266 that counts the number of nearby Wifi stations (i.e. people with mobile phones) and relays… --- ## [TTN and LoRaWAN in a Factory](https://www.thethingsnetwork.org/forum/t/ttn-and-lorawan-in-a-factory/12046)
**Author:** [@mbmltd](https://www.thethingsnetwork.org/forum/u/mbmltd)\ **Replies:** 2\ **Last updated:** [January 26, 2018, 4:57pm UTC](https://www.thethingsnetwork.org/forum/t/ttn-and-lorawan-in-a-factory/12046 "2018-01-26T16:57:03Z")
Hi There, We’re interested in adding a bunch of battery powered sensors to machinery installed in factories. I wondered if a TTN LoRaWAN gateway with LoRaWAN sensors across the factory floor would be a good idea? It’s t… --- ## [Beehive sensor, what hardware?](https://www.thethingsnetwork.org/forum/t/beehive-sensor-what-hardware/7491)
**Author:** [@sam-1](https://www.thethingsnetwork.org/forum/u/sam-1)\ **Replies:** 38\ **Last updated:** [January 5, 2018, 2:49am UTC](https://www.thethingsnetwork.org/forum/t/beehive-sensor-what-hardware/7491 "2018-01-05T02:49:11Z")
I'd like to build a solar beehive sensor. Would include ; Temp x 3 Humidity Sound level I'm thinking Lopy would be a good choice? Which sensors should I get? Any other hardware needed? --- ## [Time for a swim?](https://www.thethingsnetwork.org/forum/t/time-for-a-swim/2567)
**Author:** [@kgbvax](https://www.thethingsnetwork.org/forum/u/kgbvax)\ **Replies:** 17\ **Last updated:** [June 29, 2016, 4:50pm UTC](https://www.thethingsnetwork.org/forum/t/time-for-a-swim/2567 "2016-06-29T16:50:44Z")
We measure & publish the temperature of out local version of municipal lake. https://www.thethingsnetwork.org/c/munster/post/here-is-our-first-celebrity-sensor and https://www.thethingsnetwork.org/c/munster/post/weve-g… --- ## [Amsterdam - HoosJeBootje](https://www.thethingsnetwork.org/forum/t/amsterdam-hoosjebootje/59)
**Author:** [@fokko](https://www.thethingsnetwork.org/forum/u/fokko)\ **Replies:** 7\ **Last updated:** [June 23, 2016, 7:14pm UTC](https://www.thethingsnetwork.org/forum/t/amsterdam-hoosjebootje/59 "2016-06-23T19:14:24Z")
Working on it! \[:v:\] --- ## [Remote fire up of car heater](https://www.thethingsnetwork.org/forum/t/remote-fire-up-of-car-heater/2254)
**Author:** [@TijnOnlijn](https://www.thethingsnetwork.org/forum/u/TijnOnlijn)\ **Replies:** 7\ **Last updated:** [June 2, 2016, 8:37pm UTC](https://www.thethingsnetwork.org/forum/t/remote-fire-up-of-car-heater/2254 "2016-06-02T20:37:25Z")
During the winter it's great to have an additional car heater that can de-ice the car without the need to start the engine. This results in a nice and warm car when you're about to leave. These systems exist. But they… [Previous page](https://www.thethingsnetwork.org/forum/c/use-cases/14.md)