Mathematician, robotics team coach and maker. This channel is for my tech and electronics projects. Also writing in other places as shurik179. he/him

Long Island, NY
Joined December 2020
I made up my mind and I don't think I will be posting anything here for a while (but will keep this account to read what others post). I will post my (infrequent) updates at mastodon.social/@shurik179 so if for some strange reason you care, head over there
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is it a tracking software bug, or did my package really travel from Japan to Alaska and back?
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or is it because of crossing international date line?
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svrobo: RoboGames 2023, the 15th annual all-events world championship, will be held in Pleasanton, CA on Apr 6-9, 2023. Two whole buildings filled with robots! Over 50 different competitions! Get $5 off tickets with discount code "SVR" …
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OK, I am ready to laser cut the "aperiodic monotile". (If anyone needs the SVG file, I am happy to share it too)
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And... our FTC team placed first in regional championship and we are going to the Worlds in Houston!!! Kids are excited. Here is the video of our last match: youtube.com/watch?v=QP-8cwco…
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and here is my test jig - first for me. In particular, I found a nice 8pos pogo pin header on digikey, much easier to work with than individual pogo pins.
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Spent two hours debugging custom-built test jig. Changed the software 3 times, boards, the LED strip used for output... Final culprit? bridge between two pins of regular 0.1" header! And this after 6 years of soldering, down to 0.5mm pitch 48tqfp...
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Oh, really? did I somehow followed 5000 accounts (or 400 a day) without noticing? Or did someone just put buggy code in production?
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Question to all makers. What is your your favorite slide switch? Small, low current (only need around 100mA), SMD, cheap but reliable, for mass production
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New autonomous. Now placing two cones
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About to place the order for the trial run of the next iteration of my POV staff... A usual, frantic double-checking if I remembered to check all DRC rules? to choose the correct of the 3 competing latest versions of the design? There is only one way to know...
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Second qualifier, this time we were winning alliance captain. Yay!
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First qualifier today; winning alliance first pick
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