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sigmahour 2022-11-08 10:49:05 -05:00
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docs/about/overview/radio-settings.mdx
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@ -7,7 +7,7 @@ sidebar_position: 1
---
:::info
Meshtastic is **not** LoRaWAN, nor TTN (TheThingsNetwork). However, Meshtastic does use the same channel maps as LoRaWAN.
Meshtastic is **not** LoRaWAN, nor TTN (TheThingsNetwork). Meshtastic uses the full spectrum frequency range designated to LoRa technology per region. This allows for several hundred possible frequency channels in the US region alone.
:::
![freq table](/img/LoRa-Frequency-Bands.jpg)
@ -16,16 +16,20 @@ See [this site](https://www.rfwireless-world.com/Tutorials/LoRa-channels-list.ht
## Europe Frequency Bands
The maximum power allowed for Europe is +14dBm ERP ([Effective Radiated Power](https://en.wikipedia.org/wiki/Effective_radiated_power)).
Power limits will generally be lifted in the software if `is_licensed` is set to `true` [HAM Mode](/docs/faq#amateur-radio-ham))
### 433 MHz
The maximum power allowed for Europe is +14dBm ERP ([Effective Radiated Power](https://en.wikipedia.org/wiki/Effective_radiated_power)).
The band range is from 433 to 434 MHz.
There are eight channels defined with a 0.2 MHz gap between them. Channel zero starts at 433.175 MHz
### 868 MHz (ISM Band)
The maximum power allowed for Europe is +27Bm ERP ([Effective Radiated Power](https://en.wikipedia.org/wiki/Effective_radiated_power)).
The band range is from 863 to 870 MHz.
There are eight channels defined with a 0.3 MHz gap between them. Channel zero starts at 865.20 MHz.
@ -43,10 +47,12 @@ There are eight channels defined with a 0.3 MHz gap between them. Channel zero s
## North America Frequency Bands
The maximum output power for North America is +30 dBm ERP ([Effective Radiated Power](https://en.wikipedia.org/wiki/Effective_radiated_power)).
Power limits will generally be lifted in the software if `is_licensed` is set to `true` [HAM Mode](/docs/faq#amateur-radio-ham))
### 915 MHz (ISM Band)
The maximum output power for North America is +30 dBm ERP ([Effective Radiated Power](https://en.wikipedia.org/wiki/Effective_radiated_power)).
The band range is from 902 to 928 MHz.
There are thirteen channels defined with a 2.16 MHz gap between them. Channel zero starts at 903.08 MHz.