P3Steel from Poland – A tale of dispair, dismay and woe

Preamble

Don’t get me wrong, I think that the P3Steel 3D printer is a very good design/derivative of the Prusa i3. However, the version of the frame that I purchased is somewhat lacking in finesse, and the supplier, from whom I obtained it, leaves something to be desired, when it comes to pre-sales and after-sales care.
The frame that I purchased was the Frame Prusa I3 P3Steel v4.0 +RODS, from a supplier based in Poland.

Continue reading P3Steel from Poland – A tale of dispair, dismay and woe

Bearings explained

Preamble

Whilst research, designing and building a P3Steel version 4 3D printer, I was a bit confused when it came to the various types of bearings required for the threaded rods, lead screws and GT2 belt pulleys: 624zz, 625zz, 605zz, F624zz, 608zz, etc. Fortunately I found this page, Notes on Ball Bearings, which explained the nomenclature. I have reproduced the page below.

Continue reading Bearings explained

Quadcopter build log

Preamble

This is a succinct summary of the Drone based blogs, which cover each area/topic in much greater detail.

This blog is, basically, a chronological list (or, if you will, a retrospective diary) of events that I encountered when attempting to build my first drone from scratch, with my broaching of the subject – having had no prior experience of UAVs, what so  ever. Continue reading Quadcopter build log