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Kodak Panoram N4 B, 1900, converted to 120 film, X-ray
Focus test. Motion blur lens effect significantly reduced after I reduced the gap in oscillatory tube.
This is a fairly unique lecture room at RPI. It's the only smaller lecture room with those plastic chair-desk dealies. The other ones have workbench style desks.
Liked the contrasting chair and light patterns.
raspberry pi linux fanless 'pc', with wired ethernet, usb audio (spdif optical) and a usb/serial cable (grey, under audio dongle). power comes in via top micro-usb connector (5v, 1amp).
I saw this poster advertising the "Penis Monologues" on the RPI campus in Spring 2003. The whole "PDAYRPI" is a play on the "VDAYRPI" campaign advertising the Vagina Monologues.
www.analog.com/static/imported-files/data_sheets/ADT7301.pdf
s.natalian.org/2013-09-03/2w-chicklet-temp-sensor.pdf
[root@pihsg spi]# ./a.out
spi mode: 0
bits per word: 8
max speed: 500000 Hz (500 KHz)
03 C8 03 C8 03 C8
03 C8 03 C8 03 C8
03 C8 03 C8 03 C8
03 C8 03 C8 03 C8
03 C8 03 C8 03 C8
03 C8 03 C8 03 C8
Temperature = 30.250000