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Sunday, September 15, 2024

AirThings - gather data remotely

 During one of my excursions on flea markets, I did find a AirThings Wave Plus.

For 10$ I decided to buy it and try it out (the normal cost is around 230$).

Sunday, July 21, 2024

Repair - UV insect trap

Funny story of a trivial repair attempt over an electronic ballast used to drive a fluorescent UV bulb for an insect trap.

DISCLAIMER !!!
This stuff is connected DIRECTLY to the power grid and the fluorescent bulb emits dangerous UV !!
Working on these type of circuit REQUIRES knowledge and precautions !
DON'T ATTEMPT ANY REPAIR UNLESS YOU KNOW WHAT YOU ARE DOING !

Sunday, April 21, 2024

Ubuntu Core - run it on Virtualbox

Ubuntu Core is an OS designed for embedded machines, operates in different way than a standard Linux distribution.
This article explains how to install Ubuntu Core over a Virtual Machine (VM) using VirtualBox over a MacBook Pro Intel based, for development/experimentation purpose.

Ubuntu Core is not a standard distribution and cannot be installed directly over Virtualbox.
It is necessary to use a standard/normal Ubuntu distribution to be used as installer.

Sunday, March 17, 2024

Restoration - Talking doll mechanism

This is not a usual "repair".
At an antique mall we found a Italian doll made around the seventies, a "talking" doll !

Sunday, February 18, 2024

Flipper Zero - setting up a development environment

Flipper Zero is defined as "hacking" tool, i.e. is a collection of HW and SW that allows to explore and interact with technology around us.

How can we work on it ?

Saturday, February 10, 2024

Flipper Zero - introduction

Flipper Zero is defined as "hacking" tool, i.e. is a collection of devices and SW that allows to explore and interact with technology around us.

Saturday, February 3, 2024

Pimoroni Badger 2040 - quick intro

To have some fun I did buy a couple of gadgets from Pimoroni, electronic badges with a 2.9 inch eInk display.
There are two flavor of the board, one basic (Badger 2400)  and one with connectivity (WiFi - Badger 2400W).
A nice way to start to play with the Pico series from Raspberry.

Friday, November 24, 2023

Repairs - Moen Chateau valve repair (UPDATE)


In a home there is ALWAYS something to do and fix.

This time is an old bathtub/shower valve that start to be difficult to operate.

Is an old Moen Chateau fixture, with very very very probably a totally worn out cartridge.

This article should be titled "plan for the worse, hope for the best" :)

Saturday, September 16, 2023

Cooling the server area 2.0


Years ago .. almost 10 !!! I did set up a cooling system for the server area, basically a under stairs area in garage. 

Is time to try to improve the system.



Monday, September 4, 2023