More ideas from Dimkaras21
Cell Phone Detector Circuit

This mobile phone detector circuit helps to track the presence of an activated cell phone by detecting the signals in the frequency range of to

How To Use A Tablet For GPS Without An Internet Data Connection

You want to use your Android tablet as a GPS navigation device. Your tablet works great with WIFI, but once you walk out the door you have no data for GPS. We had the same problem as we wanted to