The “mini SX1278 LoRa 5-Km wireless ... Below are the pin descriptions for the XL1278-SMT module. It’s worthy to note that the recommended supply voltage of the module is 1.8 V to 3.6 V. It’s ...

We’ve seen Arduino-powered ... The 3G module is able to act as a 3G modem via a USB connection, allowing any computer to take advantage of wireless Internet with a SIM card.

Instead, he drew up a simple schematic that used an Arduino Nano, an FM radio module based on the TEA5767 ... The AM-FM selector knob was fitted with a micro-switch connected to the Arduino ...

A typical Arduino microcontroller board is pretty small, about the size of a credit ... is uploaded onto the core board, the secondary module for communication with the PC isn't needed.