I now have most of the bits and pieces assembled for making my RepStrap (Seedling). I have:
Two finished but untested stepper motor drivers
Three stepper motors
1m 10mm threaded rod (just enough for all three stages!)
Rails and angle pieces, cut and with holes drilled as appropriate
Nuts, bolts and other misc hardware
A 1m x 30cm acrylic sheet (perhaps not thick enough, but it was cheap:)
A PC power supply that refuses to stay on for more than a second:(
Teflon tape (couldn't find teflon pieces, so I'll cover some bits of acrylic with teflon:)
Z offset Tuesday morning: 1.0. Air pressure 1017hPa. Humidity 26% Z offset Tuesday evening: 1.1. Air pressure 1016 hPa. Humidity 30%. Mov...
Printing journal (I hope) Printing glass marker. Temp 22C, 999hPa, 48%, Z offset 0.5. Whether due to me interfering with the early stage...
After +Tim Hatch 's suggestion started making more and more sense, I re-soldered the Z and E microstepper jumpers. After that, it's...