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  • Towards an Audio Angle of Attack Indicator – Part 4: Modularity

    Towards an Audio Angle of Attack Indicator – Part 4: Modularity

    Last time I wrote about some setbacks. The LXNAV devices that my club owns (LX8000 and LX9000 series), do not support the 10Hz data that I require. This has been the source of a major change in the project: the introduction of modularity. But before I discuss this major step forward, I should describe iteration…


  • Towards an Audio Angle of Attack Indicator – Part 3: First tests

    Towards an Audio Angle of Attack Indicator – Part 3: First tests

    Last week iteration 2 of my PCBA arrived in the mail, just a week after ordering. There is a lot of good news, and some disappointments… First things first. This is what the bottom of the PCBAs look like. There is a 2×20 row of female headers on the bottom, ready to be placed onto…


  • Towards an Audio Angle of Attack Indicator – Part 2: Hello World

    Towards an Audio Angle of Attack Indicator – Part 2: Hello World

    Last time, I wrote about the first PCBA being on it’s way. As I’m writing this, the second PCBA is on it’s way towards me. And boy, does it have a lot of improvements… The first iteration was a “Hello World” of PCBA: it featured just a button and a buzzer. Long story short: the…