Daniel Reetz, the founder of the DIY Book Scanner community, has recently started making videos of prototyping and shop tips. If you are tinkering with a book scanner (or any other project) in your home shop, these tips will come in handy. https://www.youtube.com/channel/UCn0gq8 ... g_8K1nfInQ

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by Gerard
29 Aug 2012, 12:48
Forum: Scanners and Build Threads
Topic: new standard build
Replies: 3
Views: 4466

Re: new standard build

thanks for sharing, the camera arm remarkable

how do your desing this camera arm?
by Gerard
20 Aug 2012, 12:36
Forum: Cameras and Electronics
Topic: Nikon DV300F - smart camera - control via Android
Replies: 3
Views: 4029

Re: Nikon DV300F - smart camera - control via Android

maybe wireshark could help to write a software that does not tranfer the image and you could maybe use 2 instances of an android emulator to controll bouth cameras
just my 2 cents
by Gerard
17 Aug 2012, 05:39
Forum: Cameras and Electronics
Topic: Wish List for Scanning Camera
Replies: 1
Views: 2491

Re: Wish List for Scanning Camera

power jack
standbye turn off setting
black case
no af light/laser
good optics (corners)
by Gerard
25 Jul 2012, 03:28
Forum: Cameras and Electronics
Topic: Drive two Canon A2200 from one AC Adapter?
Replies: 2
Views: 3431

Re: Drive two Canon A2200 from one AC Adapter?

i've drove 8 canons a495 from the 3.3V rail of an ATX power supply, your cabels needs thick enouth, and the power supply need amps, in situation where you zoom, charging flash the cams need a lot amps, if the power supply is not strong enough while this peeks your camera will shut of (you will see a...
by Gerard
12 Jun 2012, 19:20
Forum: Cameras and Electronics
Topic: Cameras for the Hackerspace Scanner
Replies: 77
Views: 77417

Re: Cameras for the Hackerspace Scanner

why not Canon Powershot A3300 IS ?
16 megapixel
chdk yes
95,93€ @ amazon
by Gerard
03 Jun 2012, 20:55
Forum: Agora / The Marketplace
Topic: DIY Book Scanner Kits Now Available!
Replies: 104
Views: 109595

Re: DIY Book Scanner Kits Now Available!

Thanks for be so open "hardware", your are some kind of a hero, lets hope that many people (me included) will flow this path to a better future
by Gerard
25 May 2012, 20:30
Forum: R&D and New Technologies
Topic: bearing mounts
Replies: 1
Views: 2879

bearing mounts

i saw an interesting way to mount the bearings http://www.youtube.com/watch?v=YZAW7lvkf8g&feature=plcp&t=01m30s this small gap Matthiaswandel saw with the band saw could be made on a laser cutter but as the hacker space design is made for an CNC shopbot i made a small variation, the tool has a radiu...
by Gerard
23 May 2012, 03:16
Forum: R&D and New Technologies
Topic: Brainstorm - partial automation and ergonomics
Replies: 8
Views: 9708

Re: Brainstorm - partial automation and ergonomics

camsuppoort_page0.jpg 1. threaded rod 2. nut 3. gear 4. ball bearing 6. chain/belt 7. motor camsuppoort_page1.jpg 8. base 9. hinge camsuppoort_page2.jpg 10. camera base 11. 1/4" camera bold the cameras would take a picture of e.g. an QR-Code, the software would calculate how the page is skewed calc...
by Gerard
22 May 2012, 17:09
Forum: R&D and New Technologies
Topic: Brainstorm - partial automation and ergonomics
Replies: 8
Views: 9708

Re: Brainstorm - partial automation and ergonomics

i would consider to make every second an image, an software could check for duplicated images and throw them out, detecting the images while moving could be more problematic If the time interval is tuned to match exactly the users own page-turn-speed then moving to even more frequent photos would b...
by Gerard
20 May 2012, 12:27
Forum: Cameras and Electronics
Topic: sound trigger/external switch for tethered shooting
Replies: 0
Views: 2155

sound trigger/external switch for tethered shooting

Hi, i just made some experiments, i have two tethered cameras and an software to control it, this software shoots both cameras after a key press. hitting that key on the keyboard while scanning is not so effective, so i've wrote a small python script that looks at the sound level and then emulates a...