Rodrigo Alvarez

Tinkering as a way of life

Category: Uncategorized

TrueNAS Scale – Lessons Learnt

This Christmas, I’ve been playing around with TrueNAS Scale to create a homelab. Here are some things I’ve learned, just in case they are helpful to someone. I will be keeping this post updated. Access from your IP is restricted I locked myself out by adding an incorrect IP to ‘Allowed IP Addresses.’ When trying

3D Scanning BMW K75 turn signals

I’ve 3d scanned BMW K75 front turn signal bracket and 3d printed them as a method of saving money while keeping asthetics the same as the original model. Since I restored my 1990 BMW k75, I’ve been trying to return the motorcycle to its stock configuration. One of the items I’ve been missing is the

SpaceNavigator: Principle of operation

One dimensional Operation A (1-D) PSD will output (in the form of current) the position of a light beam in a light strip. Given two linked light sources, a two degrees of freedom system can be derived. The goal is to locate the relative position of the center of both light sources with respect to

SpaceNavigator Teardown

A broken 3D Connexion SpaceNavigator has fallen into my hands. I would like to know what makes it “tick” to see If I canfix it. At the end of the day, it’s just a 6 degree of freedom joystick, but to fit in this package it has some clever tricks. To start dissasemby, three screws

Nautical Grid Protractor – Free Download

I’m studying towards getting the skipper license “Patron de embarcación de Recreo” and some of the exam questions include navigational chart exercises. As I did not want to waste too much paper while studying I thought I’d download a chart and a PNG image of a navigational protractor so I could take measurements on my