A few months ago we inquired our audience, family, friends and connected people about their knowledge and interest in relation to 3D printing. The number of participants amounted to 69. We realize that it did not reach many people thus the sample might not be very representative. Yet, it isRead More →

Specifications Minmi opentronix.com  Printing volume 130 × 170 × 110 mm³  Heated bed? Yes  Filament size ∅ 1.75 mm  Open filament? Yes. Layer resolution 400 um up to 15 um Travel speed up to 120 mm/s   Host/Slicer Software: Cura, Slic3r, Pronterface, Matter Control…  OS Linux, Windows, Mac  Firmware MarlinRead More →

Specifications Balaur opentronix.com  Printing volume 170 × 130 × 110 mm³  Heated bed? Yes  Filament size ∅ 1.75 mm  Open filament? Yes. Layer resolution 400 um up to 15 um Travel speed up to 120 mm/s   Host/Slicer Software: Cura, Slic3r, Pronterface, Matter Control…  OS Linux, Windows, Mac  Firmware MarlinRead More →

Introduction Little Home lamps define what a companion light is. It is present, it’s gentle, and it’s in tune with you. Try it! You can take it with you wherever you go. It is pocket-sized and battery powered allowing you to move it with ease from one place to another.Read More →

Motivation Despite the limitations that a low resolution light spectrometer has (like the inability to detect the atmosphere absortion bands), it still can be useful to investigate the light spectrum from multiple light sources, like the Sun, the Moon, LEDs and mercury lamps. Methods The output of a light spectrometerRead More →

Featured image: , by Leonardo Casto, icensed under the Creative Commons Attribution-Share Alike 2.5 Generic license. Viva, já revi um pouco o texto 🙂 aqui está de novo. Num post anterior fez-se uma pequena introdução ao método Monte Carlo. Aqui a ideia é introduzir os conceitos de importance sampling, detailedRead More →

  Esta imagem é um trabalho derivado de: 1. LadyofHats derivative work: Gabby8228 () [released into the Public domain], via Wikimedia Commons. *AND* 2. Zephyris: at the English language Wikipedia [GFDL (www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons. Este texto está licenciado com uma Licença Creative Commons – Atribuição-CompartilhaIgual 4.0Read More →

This article is a version of section 1.6 – Chapter 1, of my doctoral thesis, Functional MRI of stimulus interference on auditory processing in normal listeners and tinnitus patients available @ http://hdl.handle.net/10362/14989, (minor wording modifications were applied). Professor Bloch has told you how one can detect the precession of the magneticRead More →

It is now time to wire the ILI9325. You can find more information about the ILI9325 by reading the datasheet controller/driver chip. The imx233-Olinuxino-Micro pinout can be found in the user’s manual, chapter 6. Page 32 also provides a reference to a pinout summary made by David Whittaker, which is quiteRead More →