LoRa (long-range chirps)
A long-range, low-power data system that sends rising 'chirps'. Used for sensors and for mesh text messaging.
ModeLoRa
FamilySensor burst
Audio exampleComing
What does it sound like?
Plate 32Sensor burst
Rising 'whoop' chirps in short bursts.
Field marksChirps that sweep across the channelOften 125 kHz wide433, 868 or 915 MHz
Who uses it?
Sensor networks (LoRaWAN) and mesh messaging networks such as Meshtastic.
Where and when can I hear it?
902-928 MHz in the US, 868 MHz in Europe, 433 MHz in some places.
Easily confused with
- Wireless meter and sensor bursts (868/915 MHz): sensor bursts don't sweep in pitch