Tag: garage door opener
In this post, we are going to copy and send a 433 MHz signal. The signal source is a garage key fob, as these signals don’t have encryption
Garage door openers primary operate on 433 MHz frequency band. The technology of these fobs is very basic and crude, and have no security or encryption in place.
If you want to record your garage door opener signal in order to, for example, see the coded pulses you can do it with a RTL-SDR dongle. If