This guide we will going extend / amplify the 433 MHz radio signal with MAX263AXT. However, HC-12 alone already reach to 2KM (2000 meter in open range ) so perhaps we can extend it more with the help of MAX263AXT LNA. The
Extending The Range of 433 MHz with HC-12 / HC-11 & MAX263AXT LNA Radio Signal Booster / Amplifier
![Extending The Range of 433 MHz with HC-12 / HC-11 & MAX263AXT LNA Radio Signal Booster / Amplifier Extending The Range of 433 MHz with HC-12 / HC-11 & MAX263AXT LNA Radio Signal Booster / Amplifier](https://www.14core.com/wp-content/uploads/2022/11/14core-SMA-connector-radio-anttena-sma-connector-4.jpg)