The HC-12 has a great range for 433MHz but the downside is that the module can only communicate with another HC-12. Also the price for these modules are very similar to ESP8266 and LoRa devices at ...
Abstract: To meet the increasing need of wireless communication, radio frequency (RF) modules are commonly included in the design of flexible hybrid electronics (FHE). The reliability of printed ...
Abstract: Due to the increasing existence of modern technologies in the field of agriculture and due to urbanization and industrialization, there is an acute shortage of human arecanut tree climbers ...