I decided to keep the plastic collars on which the tubes sit, but also wanted to option to shine an RGB LED up through the centre of each tube. First task in this case was to drill a hole in each collar.
A bit of finishing was required to get rid of plastic burrs.
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Hi Steve,
I used this as a build log for an instructable that is here:
http://www.instructables.com/id/Nixie-Driver-HAT
Hope that satisfies your appetite a bit more :)
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Any more Progress?? I'd like to see more.
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