invested in a microcontroller board - part 1

I am tired of sitting on the fence of which microcontroller to buy. I have been wanting a Raspberry Pi but upon some research I decided to start with a Arduino Uno as it is a better choice with hardware controls. I made a big $3.99 investment at less than 1/2 the cost on Amazon. It is a bare bone Uno but I should have everything else I need at home to get started.

ventilation fan for brunnhilde - completed version

When I set out to build a ventilation fan for Brunnhilde in 2012, I envisioned it would eventually become automated. It took nearly 3 1/2 years for the pieces to all come together, while the manual version served well.

in good shape, isolde - part 17

This post resumes from a previous post of the temperature controlled ventilation fan for Isolde. As always a simple project in conception turns out to be much more involving. After proving out the the concept, it is time to perform the full installation. There is inevitable feature creep as I think though the complete system. I want it to be as easy and intuitive to use as possible, while complete it in an unobtrusive appearance.