# SDR Hacking In recent years, the ability to receive and send radio signals from your computer has become a reality! This has become to be known as Software Defined Radio (SDR). With this capability has come to the ability to capture, decode, replay and hack these signals with all the power of your PC. These signals range from the mundane such as AM/FM radio and TV broadcast signals to aircraft signals to low orbit satellite signals to police radio to car unlocking and many other RF signals! --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://hackzzz.gitbook.io/welcome/gadgets/sdr-hacking.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.