diff --git a/docs/about/overview/radio-settings.mdx b/docs/about/overview/radio-settings.mdx index f8dfe50e..7580f60f 100644 --- a/docs/about/overview/radio-settings.mdx +++ b/docs/about/overview/radio-settings.mdx @@ -67,23 +67,23 @@ Various data-rate options are available when configuring a channel and are inver - 4/7 - 1.75x overhead - 4/8 - 2x overhead -### Predefined Channels +### Presets -We have six predefined channels. These are the most common settings and have been proven to work well: +We have six LoRa radio presets. These are the most common settings and have been proven to work well: | Channel setting | Alt Channel Name | Data-Rate | SF / Symbols | Coding Rate | Bandwidth | Link Budget | | :--------------------: | :--------------: | :-----------------: | :----------: | :---------: | :-------: | :---------: | -| Short Range / Fast | Short Fast | 10.94 kbps | 7 / 128 | 4/5 | 250 | 137dB | -| Short Range / Slow | Short Slow | 6.25 kbps | 8 / 256 | 4/5 | 250 | 140dB | -| Medium Range / Fast | Medium Fast | 3.52 kbps | 9 / 512 | 4/5 | 250 | 143dB | -| Medium Range / Slow | Medium Slow | 2.95 kbps | 10 / 1024 | 4/5 | 250 | 146dB | -| Long Range / Fast | Long Fast | 1.07 kbps (default) | 11 / 2048 | 4/5 | 250 | 148.5dB | -| Long Range / Moderate | Long Moderate | 0.335 kbps | 11 / 2048 | 4/8 | 125 | 151dB | -| Long Range / Slow | Long Slow | 0.18 kbps | 12 / 4096 | 4/8 | 125 | 154dB | -| Very Long Range / Slow | Very Long Slow | 0.09 kbps | 12 / 4096 | 4/8 | 62.5 | 157dB | +| Short Range / Fast| Short Fast| 10.94 kbps| 7 / 128| 4/5| 250| 143dB| +| Short Range / Slow| Short Slow| 6.25 kbps| 8 / 256| 4/5| 250| 145.5dB| +| Medium Range / Fast| Medium Fast| 3.52 kbps| 9 / 512| 4/5| 250| 148dB| +| Medium Range / Slow| Medium Slow| 1.95 kbps| 10 / 1024| 4/5| 250| 150.5dB| +| Long Range / Fast| Long Fast| 1.07 kbps| 11 / 2048| 4/5| 250| 153dB| +| Long Range / Moderate| Long Moderate| 0.34 kbps| 11 / 2048| 4/8| 125| 156dB| +| Long Range / Slow| Long Slow| 0.18 kbps| 12 / 4096| 4/8| 125| 158.5dB| +| Very Long Range / Slow| Very Long Slow| 0.09 kbps| 12 / 4096| 4/8| 62.5| 161.5dB| :::note -The link budget used by these calculations assumes a transmit power of 17dBm and an antenna with 0dB gain. Adjust your link budget assumptions based on your actual devices. Data-rate in this table is actual measured but doesn't count mesh overhead, hops and re-transmissions. +The link budget used by these calculations assumes a transmit power of 22dBm and an antenna with 0dB gain. Adjust your link budget assumptions based on your actual devices. Data-rate in this table is the theoretical max but doesn't account for packet headers, hops and re-transmissions. Calculations based on data from the official [Semtech LoRa calculator](https://www.semtech.com/design-support/lora-calculator). ::: ### Custom Settings