23rd-Oct-23, 04:19 PM
So where next with this thread?
What I am thinking is to bring some technical ‘jigsaw puzzle’ pieces together in a fun way.
So next I will share some images of the Z4 I mentioned above. These are NSR Z4’s which provide more opportunities for stacking of magnets - hopefully this will improve traction in comparison with the F1’s when accelerating hard.
Then, I will share the track-side speed measurement system which comprises two blade detectors with known spacing and an Atmega microcontroller as time keeper. This setup requires a precision oscillator alongside the microcontroller if its to perform as a true point-to-pointing racing precision chronograph.
From there we can look at finish line transit speeds for the F1 2022’s and BMW Z4’s with their standard 21k motors, going up in steps to the evo king 50k motors. Let’s see where we get to.
So that’s the plan. I hope it will be an interesting and informative exercise to share over this thread over the coming weeks and maybe months. This is, afterall, a hobby project so no firm deadlines ;)
c

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