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Agilent E3631A Power Supply Accuracy
During the course of my thesis, the need for distraction – plus the need to save some labor inspired me to develop automated testing methods. I wrote a little previously about setting up PyVISA on OSX, but didn’t show any real examples of its use. Here, as a proof of concept, I measure the linearity […]
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PyVISA on OSX
So after some persistance, I’ve managed to get PyVISA working under OS X 10.6.8 Snow Leopard on a late 2008 MacBook Pro. Download and install NI VISA 5.1.2 for OSX In your home directory, create the file .pyvisarc with the contents [Paths] VISA library: /Library/Frameworks/VISA.framework/VISA Download and untar PyVISA 1.4 Install as root with easy_install […]
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NI USB-6009
So I was handed a National Instruments USB-6009 and I had to tear it down. It’s a fairly nice four layer design, with only a few major components. The board is marked USB-600X and there is an un-populated header – can a USB-6008 be easily upgraded to a USB-6009? On the right, we see a […]