Build an Off-Grid Wi-Fi Voice Communication System with Android & Raspberry Pi.
When you don’t have a steady cellular signal or immediate Wi-Fi access but need to communicate with others around you, you can set up an off-the-grid voice communications network using a Raspberry Pi and an Android app. Apps such as Bridgefy will create a mesh network to communicate with other devices over Bluetooth. Still, when you’re traveling in a […]
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