Those devices are garbage for transmitting (no temperature compensated oscillator).
This works far better with the caveat that some light soldering is required: https://www.waveshare.com/core1262-868m.htm
This works far better with the caveat that some light soldering is required: https://www.waveshare.com/core1262-868m.htm
Statistics: Posted by macromorgan — Sun Dec 28, 2025 6:20 pm