Reverse engineering a vintage wireless keypad
See the corresponding blog post at http://fatsquirrel.org/oldfartsalmanac/random/reverse-engineering-a-vintage-wireless-keypad-with-an-rtl-sdr/
Reverse engineering a vintage wireless keypad
See the corresponding blog post at http://fatsquirrel.org/oldfartsalmanac/random/reverse-engineering-a-vintage-wireless-keypad-with-an-rtl-sdr/