Reverse engineering a car key fob signal(0x44.cc)
380 points by wolframio | 76 comments
Blog post (Part 1) describing reverse engineering the radio signal of a car key fob using an RTL-SDR dongle.
#radio-frequency on Hacker News
2 stories tagged radio-frequency, newest first.
Why does holding a key fob to your head increase its range?(physics.stackexchange.com)
581 points by jasonhansel | 145 comments
A Physics Stack Exchange question asking why holding a remote car key fob against your head or body extends its range.