Olafsen – Tech and more
Articles and notes on various stuff
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Dresden and the Jahrestagung Kerntechnik 2009
Pictures of the city of Dresden and of the annual meeting on nuclear technologies 2009 (12-14 May 2009) Dresda e lo Jahrestagung Kerntechnik 2009 Foto di Dresda e dello Jahrestagung Kerntechnik 2009 (meeting annuale di tecnologie nucleari, 12-14 Maggio 2009) Dresda und die Jahrestagung Kerntechnik 2009 Bilder von Dresden und von der Jareshtagung Kerntechnik 2009…
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Pictures From the Lake of Constance
25th April 2009 All the data are saved in EXIF format. Immagini del lago di Costanza 25 Aprile 2009 I dati sono salvati in formato EXIF. Bilder vom Bodensee 25. April 2009 Alle Informationen sind in EXIF Data gespeichert.
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Pictures of Lightbulbs
February 2009 First an halogen bulb with shorter exposure times and smaller diaphragm, then a compact fluorescent light. All the data are saved in EXIF format. Febbraio 2009 Prima una lampadina alogena con tempi sempre più brevi e diaframma sempre più chiuso, poi una lampadina fluorescente compatta. I dati sono salvati in formato EXIF. Februar…
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Opening and Repairing a Palm Vx
Replacement and then removal of the backlight IC Versione italiana in fondo Some time ago I received an old Palm Vx which had a problem with the battery: instead of lasting more than 3 weeks, it lasted only less than 12 hours, often less than 5 hours. I kept it unused for one year, then…
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Simulation of the Air Flow Inside an Olidata Computer Case
Executed with FlexPDE 2.22 Versione italiana in fondo Some time ago (2004) I tried to simulate with FlexPDE how the air moved inside the case of my Olidata computer. I was unable to define a good 3D geometry due to the restrictions in the student version of the software (1800 nodes max), so I had to use…
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Cleaning of an iBook Keyboard
Versione italiana in fondo Pictures of the disassembling and reassembling steps The pictures are old, from 2006, they show how the different keys and leverages of this kind of low-profile keyboards are built. At least all the iBooks and recent Powerbooks are built this way, plus some additional keyboards (MacAlly). The pictures show the different…
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Vehicle Flux in a Road or Highway
Versione italiana in fondo As function of speed and safety distance Recently it has been proposed a raise of the speed limit for some italian highways. This idea has been criticized, so I decided to make some calculations to understand whether it is really useful or not and to know the exact effects on the…
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Pictures of the 4 March, 2007 lunar eclipse
All the pictures have been taken from Cesena, in the car park near the Basilica del Monte, with an Olyumpus C-725 UZ. Each image file has the original EXIF data with shutter speed, focal length and sensitivity (ISO rating). First pictures, taken with free hand before the maximum of the eclipse: The following image has…
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I babin i fa sol dl’acqua
Autore: Oliviero Marzocchi Mio nonno, nato nel 1880, quando era ragazzino, prima dell’anno 1895, lavorava come aiutante sarto. Dal 1954 è vissuto nella mia famiglia e più volte mi ha raccontato il seguente aneddoto sulla sua vita. In alcuni mesi dell’anno il lavoro di sarto era eseguito anche a domicilio (sotto il portico) dei clienti contadini…