Skip to content

Instantly share code, notes, and snippets.

View mlambie's full-sized avatar
🇦🇺
$ iex -S mix

Matt Lambie mlambie

🇦🇺
$ iex -S mix
View GitHub Profile
@mlambie
mlambie / README.md
Last active December 2, 2023 10:50 — forked from bryanherger/README.md
Set up RTL-SDR, dump1090, and dump978 for ADS-B/TIS-B/FIS-B/UAT on macOS

Introduction

I’m not very familiar with the aviation jargon (see FAA’s ADS-B FAQ, but ADS-B is a next-gen system where aircraft are equipped with transponders that periodically broadcast their own positions and receive the reports from both other aircraft (direct air-to-air) as well as air-traffic control (ATC) ground transmitters.

There are two separate ADS-B radio bands: the commercial aviation (CA) is at 1090 MHz while the general aviation (GA) is at 978 MHz. If I can be permitted a gross generalization—the former corresponds to big commercial jets and the latter to small private aircraft.

Because ADS-B is designed to democratize airspace situational awareness (in contrast to the older setup, like from films, where a central air-traffic controller is coordinating all these aircraft that can’t see each other), we can buy cheap RF receivers to pick up and decode the messages being broadcast by aircraft and ground towers to get our own picture of

@mlambie
mlambie / survey
Created November 1, 2009 13:37 — forked from radar/survey.md
** What did you do to get good at Rails?
ML: The only thing you can do is cut code. You can read all the books,
watch all the screencasts and subscribe to all the blogs in the world,
but until you start writing your own code, you won't get experience and
you won't become proficient in Rails.
** Who taught you what you know?
ML: Railscasts with Ryan Bates is the obvious one, but lately I've really