Willy Tarreau
Baby steps are importantFour years after I wrote about some improvements brought to my Eleksmaker laser engraver, I made quite a lot of progress on multiple fronts.Laser moduleI was regularly annoyed by the too irregular laser beam and finally acquired a NEJE A40640 model that's supposedly 15W...
Willy Tarreau
After starting to use my laser engraver, I found a few points that really needed to be improved. [Update-2024-07-30: new resolution and accuracy improvements described here: https://wtarreau.blogspot.com/2024/07/improving-laser-engravers-resolution.html ] Seeing under the piece First, when...
Willy Tarreau
It all started while following some links... I was having a look at a review for a new single board computer (I don't remember which one) with a link to the Banggood site, and in the suggestions I saw some inexpensive laser modules. Clicking on them by curiosity revealed this appealing laser...
Aram’s Lair of Mad Science
A classic challenge goes as follows: in the absence of precise measurements, how would you divide a cake between two diners so that both agree they got a fair share? The cake, naturally, is a metaphor: it can stand for any bundle of goods that should be divided between parties. In the case of two...