This gallery contains 3 photos.
arcranda on 3 gallon tank burst test arcranda on 3 gallon tank burst test Akos on 3 gallon tank burst test Joe on 3 gallon tank burst test
I gave up on training Tesseract because I couldn’t figure out how to make the open source training tools work, so I downloaded a 45 day trial of the LabVIEW Vision toolkit and had decent success after training the time, … Continue reading
The Blue Origin webcast has speed and altitude data vs. time, so I tried to download it and automatically parse the data with Tesseract. 1. Take screenshot of the webcast once per second. 2. Crop the time, altitude, and speed … Continue reading
Apropos last weekend’s Exos launch, what does it take to build a reusable VTVL sounding rocket? Start w/ a 1DOF ascent-only simulation w/ a few realisms added: Time-varying mass Altitude-varying engine performance (LOX/ethanol at 350 psi and r = 1.1 … Continue reading
I wanted to see if cheap inductive proximity switches could be reworked to output a voltage proportional to displacement. This is what it looks like on the inside after I ham-handedly snapped off the fragile copper coil (inductor). Some strands … Continue reading
Something anomalous happened to the ProMini on a flight about a month ago, and the ProMini would not run the sketch that was uploaded to it. I tried to reupload the sketch and got the following errors: avrdude: stk500_recv(): programmer … Continue reading