Those DRF's work fine. Have a couple of those and get good reach. Not lora compliant though. You could try a simple nrf24l01 for straight line / open sight. Should be able to get some reach on that.
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Those DRF's work fine. Have a couple of those and get good reach. Not lora compliant though. You could try a simple nrf24l01 for straight line / open sight. Should be able to get some reach on that.