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| From: | Famille Chateauvieux-Hellwig |
| Subject: | Re: [Paparazzi-devel] Airspeed sensor |
| Date: | Sun, 6 Sep 2009 17:48:11 +0200 |
| User-agent: | KMail/1.11.2 (Linux/2.6.28-15-generic; KDE/4.2.2; x86_64; ; ) |
> I built such a sensor recently. It didn't fly yet but I believe it works > fine as I get quite stable measurement of my hair dryer ! > I could publish this if any body is interested. The construction is > basically a Pitot tube from sm modellbau in germany (http://www.sm- > modellbau.de/shop/product_info.php?products_id=80&cPath=11) which is > connected to an freescale differential pressure sensor. The pressure sensor > signal is adjusted for the required speed range with a operational > amplifier of which the output is fed into an AVRmega 10 bit ADC. > I can publish an eagle schematic, and a piece of AVR GCC C code. Probably I > can find again the OpAmp calculation. > Anybody interested? > > Martial Here: http://www.horus-uav-systems.de/media//DIR_41010/ba2db5d841b2a91ffff84c8ac144220.tgz Martial
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