Spectrometer published

One of my DIY spectrometer designs was published in The MagPi.  You can view issue 24 here or you can check out this github link which contains the word document.

As one of my ‘loyal readers’ has pointed out (thanks Nick), the schematic in the MagPi has the LED in the wrong way.  Be sure to connect the negative side of the LED to Ground and the positive side to GPIO25.

Wolfspec 2.0

Wolfspec 2.0 – Spectrometry with the Raspicam

This post is a reprint of an article I wrote on my earlier website.  I’ve tried to update the links and images, but may have missed a few.

I recently purchased the camera that attaches to a Raspberry Pi and thought about how one might be able to make a spectrophotometer using the camera as a ccd-like detector. This work is still in progress, but with relatively few steps, I was able to get an instrument up and running (and even calibrated – sort of).

Continue reading Wolfspec 2.0