Difference between revisions of "DIY turbidity meters"

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(Spectroscope)
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coming soon, first experiments by [http://hostdev.wordpress.com/author/hostprods/page/4/ Andy] and [http://www.dusseiller.ch/labs/?p=630 dusjagr] looked great... see more details on [[DIY spectroscopy]]
 
coming soon, first experiments by [http://hostdev.wordpress.com/author/hostprods/page/4/ Andy] and [http://www.dusseiller.ch/labs/?p=630 dusjagr] looked great... see more details on [[DIY spectroscopy]]
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== BabyTurbiduino aka Daphna-2-MIDI Converter ==
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[[File:daphnia_2_midi.jpg|320px]]
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== Turbidity sensor ==
 
== Turbidity sensor ==

Revision as of 12:02, 7 September 2013

Spectroscope

coming soon, first experiments by Andy and dusjagr looked great... see more details on DIY spectroscopy

BabyTurbiduino aka Daphna-2-MIDI Converter

Daphnia 2 midi.jpg


Turbidity sensor

simple light absorbtion at a specific wavelength of a cheap laser, easy detection of turbidity.

Turbi siech.jpg

turbidity to pd tools:

Turbiditiy logging pd.jpg

Commercial Turbidity Sensors

see this for dishwashers...

http://www.appliancezone.com/ShowProduct.aspx?ID=48034

http://ch.mouser.com/ProductDetail/GE-MC-Thermometrics/TSW-10/?qs=tktsEd1V4BlbFxHNdxJfvA==

UV-vis absorbtion spectrophotometer

UV-vis spectrometer, would be even nicer, added white LED instead of laser, changing colors with simple light filters. but they have almost no UV, so added a UV led. turns out the CdS photoresistors are really slow and not very sensitive at UV also...

NS spectrophotometer filtering.jpg

also we are working on a hacked line-scanner to look at the spectra after passing a prism or grating.