10-01-2018, 12:01
you can use antennas with a little more gain.
Here are some examples:
https://fr.aliexpress.com/item/1-piece-G...0.0.R2Y8aN
https://www.ebay.fr/itm/IMMERSIONRC-433M...2a9a129501
it is much better in terms of range than short antennas. 300m is ambitious with this type of module but not impossible, it depends a lot on the environment.
Here are some examples:
https://fr.aliexpress.com/item/1-piece-G...0.0.R2Y8aN
https://www.ebay.fr/itm/IMMERSIONRC-433M...2a9a129501
it is much better in terms of range than short antennas. 300m is ambitious with this type of module but not impossible, it depends a lot on the environment.