You can use a bus pirate as a LA instead of Audacity for these signals since they're so low-tech: http://tinkerman.cat/decoding-433mhz-rf-data-from-wireless-swi

You can use a bus pirate as a LA instead of Audacity for these signals since they're so low-tech: http://tinkerman.cat/decoding-433mhz-rf-data-from-wireless-switches/ http://tinkerman.cat/decoding-433mhz-rf-data-from-wireless-s... Related, for OOK: https://www.embeddedrelated.com/showarticle/626.php https://www.embeddedrelated.com/showarticle/626.php http://rayshobby.net/rftoy/ http://rayshobby.net/rftoy/ is also fun if you want a more "let me play with something that already works" type gadget. Audacity does work well enough for IR though, and these are the best transceivers I know of: http://www.iguanaworks.net/products/usb-ir-transceiver/ http://www.iguanaworks.net/products/usb-ir-transceiver/