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Final Project

Fab Speaker Bestial

This page describes the end result of my final project.
Development is described in my final project progress page.

Standing on the shoulders of Giants

This project would not be possible to me without the help, inspiration, work and support of numerous Giants. As much as possible, I reference them and try to clearly distinguish my slight contribution from the elements I appropriate.

What does it do?

Fab Speaker Bestial is a Luxo Jr. inspired lamp and internet radio speaker. The lamp is pwm fadeable via a potentiometer knob. The speaker has a screen and audio driver for output and rotary enconder for input. It also has a complete web interface for setup and control. The software capabilities are currently based on Jean-Pierre Cocatrix’s open source KaRadio project. I’d like to eventually add bluetooth capabilities to the project.

Who has done it before?

Matt Keeter’s Fab Boombox has inspired me.

Vedran´s Hackaday.io project was also of interest to me as he proposes using ESP32 which is close to what I was considering originally.

Picoaudio is also an interesting OpenSource project that gave me information as to what components to consider for my project

I have been following Peter Kulicki’s HexiBase website and youtube channel, as his 3d printed sub enclosure and general audio explanation videos are of interest to me and applicable in this project.

What have I designed?

My design was initaillay based on Daniel Bull’s thingiverse model. I redesigned and adapted all the elements to fit my particular project.

I based my electronics schematic on an example schematic from Jean-Pierre Cocatrix’s KaRadio project and numerous examples of pwm modulation tutorials, which my Fab Academy instructor, Filipe Silvestre and I, adapted. Board design was heavily supported and structured by Filipe Silvestre. It really is an impressively skilled art to design electroics boards.

What materials and components were used?

What parts and systems were made?

What processes were used?

For this project, I used 2d vector drawing, 3d modeling, 3d printing, laser cutting, pcb milling, soldering and programming. Every part was produced using digital fabrication. Some manual cleanup and manufacturing was also employed, especially in electronics production.

What questions were answered?

How will it be evaluated?


Last update: March 19, 2024