The resulting device is gigantic compared to one of those tiny bluetooth USB GPS units, but the ability to build one’s own receiver is one of those post-apocalyptic skills I sure would like to have.

In this case I use a Raspberry Pi from the parts bin. I connected a USB GPS receiver dongle using a five meter USB extension. The important thing is to install it in a known location, a task you ...

A USB-based adapter for Ethernet, Bluetooth or some other wireless technology. Functioning as the base station's transmitter/receiver (transceiver), the USB plug is attached to the unit ...