lewisxhe 2025-10-28 09:17:51 +08:00
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| Transfer rate(FSK) | 1.2K300Kbps |
| Modulation | FSK, GFSK, MSK, GMSK, LoRaOOK |
> [!IMPORTANT]
> When the bandwidth is lower than 62.5kHz, LoRa modules using non-TCXOs will not be able to communicate fully.
> This will result in poor communication quality.
> If you need to use a bandwidth lower than 62.5kHz, please use a [TCXO Version](https://lilygo.cc/products/t3-s3-v1-3?variant=45367157883061)
>
## WiFi-IPEX
* The following figure shows how to switch the onboard WIFI antenna to IPEX

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| Transfer rate(FSK) | 1.2K300Kbps |
| Modulation | FSK, GFSK, MSK, GMSK, LoRaOOK |
> [!IMPORTANT]
> When the bandwidth is lower than 62.5kHz, LoRa modules using non-TCXOs will not be able to fully communicate, resulting in poor communication quality.
> Modules equipped with TCXOs do not experience this issue.
>
#### Resource
* [T3-TCXO schematic](../../../schematic/T3_V3.0.pdf)