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 ...
The HC-12 is a half-duplex wireless serial communication module with 100 channels in the 433.4-473.0 MHz range that is capable of transmitting up to 1 km. HC-12 wireless serial port communication ...
Bluetooth has a max. range of 10m but this device can cover up to 1Km. You heard that right..it’s not a joke. Read the article to find out more. Taking care of patients or elderly people at home is ...
You should be used to our posting the hacks that didn’t quite go according to plan under our Fail Of The Week heading, things that should have worked, but due to unexpected factors, didn’t. They are ...
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