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==The HackSignal - HackPGH's "bat signal" equivalent out of common household parts== | |||
'''Goal: To build an extremely high powered mostly coherent light source to display cutout images on clouds.''' | |||
==Master ToDo== | |||
*Source Carbon Rods | |||
*Decide on/Source Materials for Parabola | |||
*Get a Garbage Can | |||
*Build power system | |||
*Build arc PD controller | |||
*Build parabola | |||
*Mount system | |||
*Test and refine (Kickstart for more funds?) | |||
*Build cutouts (HackPGH logo, others?) | |||
*Play with device | |||
==Hardware== | |||
===Light Source: Carbon Arc!=== | ===Light Source: Carbon Arc!=== | ||
We are totally making one of these PD controllers for arc lamps: http://chestofbooks.com/crafts/popular-mechanics/Amateur-Work-4/Principles-Of-Arc-Lamp-Construction.html | *We are totally making one of these PD controllers for arc lamps: http://chestofbooks.com/crafts/popular-mechanics/Amateur-Work-4/Principles-Of-Arc-Lamp-Construction. | ||
*Other Arc Lamp Hacks: http://members.misty.com/don/carbarc.html | |||
===Power System: Unknown!=== | |||
*We need the equivalent system of an arc welder. | |||
=== | ===Reflector: Parabola!=== | ||
*How to Make Big Paraboloids out of flat segments: http://freespace.virgin.net/ljmayes.mal/var/parabola.htm | *How to Make Big Paraboloids out of flat segments: http://freespace.virgin.net/ljmayes.mal/var/parabola.htm | ||
*Another method of the above: http://ashokk_3.tripod.com/srinivasan.htm | *Another method of the above: http://ashokk_3.tripod.com/srinivasan.htm | ||
| Line 12: | Line 28: | ||
*Monster Reflector: http://www.candlepowerforums.com/vb/showthread.php?243779-50-inch-Reflector-quot-Monster-Light-quot | *Monster Reflector: http://www.candlepowerforums.com/vb/showthread.php?243779-50-inch-Reflector-quot-Monster-Light-quot | ||
===Light Design!=== | ===Links: Light Design!=== | ||
*The post that started the idea: http://benkrasnow.blogspot.com/2010/10/diy-searchlight-housing-for-1000w-xenon.html | *The post that started the idea: http://benkrasnow.blogspot.com/2010/10/diy-searchlight-housing-for-1000w-xenon.html | ||
*A 1914 paper on searchlight design: http://www.google.com/url?sa=t&source=web&cd=14&ved=0CDMQFjADOAo&url=http%3A%2F%2Fiopscience.iop.org%2F1475-4878%2F15%2F1%2F308%2Fpdf%2Ftov15i1p216.pdf&rct=j&q=design%20of%20large%20searchlight&ei=GfH_TP_fKMOC8ga4m-TvBw&usg=AFQjCNH8FQetgmoWmjr_Prv4bLkuUGUUyA&cad=rja | *A 1914 paper on searchlight design: http://www.google.com/url?sa=t&source=web&cd=14&ved=0CDMQFjADOAo&url=http%3A%2F%2Fiopscience.iop.org%2F1475-4878%2F15%2F1%2F308%2Fpdf%2Ftov15i1p216.pdf&rct=j&q=design%20of%20large%20searchlight&ei=GfH_TP_fKMOC8ga4m-TvBw&usg=AFQjCNH8FQetgmoWmjr_Prv4bLkuUGUUyA&cad=rja | ||
Revision as of 22:17, 15 December 2010
The HackSignal - HackPGH's "bat signal" equivalent out of common household parts
Goal: To build an extremely high powered mostly coherent light source to display cutout images on clouds.
Master ToDo
- Source Carbon Rods
- Decide on/Source Materials for Parabola
- Get a Garbage Can
- Build power system
- Build arc PD controller
- Build parabola
- Mount system
- Test and refine (Kickstart for more funds?)
- Build cutouts (HackPGH logo, others?)
- Play with device
Hardware
Light Source: Carbon Arc!
- We are totally making one of these PD controllers for arc lamps: http://chestofbooks.com/crafts/popular-mechanics/Amateur-Work-4/Principles-Of-Arc-Lamp-Construction.
- Other Arc Lamp Hacks: http://members.misty.com/don/carbarc.html
Power System: Unknown!
- We need the equivalent system of an arc welder.
Reflector: Parabola!
- How to Make Big Paraboloids out of flat segments: http://freespace.virgin.net/ljmayes.mal/var/parabola.htm
- Another method of the above: http://ashokk_3.tripod.com/srinivasan.htm
- How to Make a Parabolic Mirror: http://www.ehow.com/how_4612737_parabolic-mirror.html
- Monster Reflector: http://www.candlepowerforums.com/vb/showthread.php?243779-50-inch-Reflector-quot-Monster-Light-quot
Links: Light Design!
- The post that started the idea: http://benkrasnow.blogspot.com/2010/10/diy-searchlight-housing-for-1000w-xenon.html
- A 1914 paper on searchlight design: http://www.google.com/url?sa=t&source=web&cd=14&ved=0CDMQFjADOAo&url=http%3A%2F%2Fiopscience.iop.org%2F1475-4878%2F15%2F1%2F308%2Fpdf%2Ftov15i1p216.pdf&rct=j&q=design%20of%20large%20searchlight&ei=GfH_TP_fKMOC8ga4m-TvBw&usg=AFQjCNH8FQetgmoWmjr_Prv4bLkuUGUUyA&cad=rja
- CandlePower Forums: http://www.candlepowerforums.com/vb/forum.php
- SkyTracker Instructional Manual: http://lighting.ballantyne-omaha.com/DisplayFileObjects.aspx?i=317bb4c1-7f9c-4e15-9264-9021c6b271fa
- Arclight Discussions: http://www.candlepowerforums.com/vb/showthread.php?304040-Mega-Blaster-My-first-short-arc-mod-MegaRay-style
- Big Lights: http://www.candlepowerforums.com/vb/showthread.php?198582-The-BIG-Lights
- Fresnel Lens Solar Beam: http://www.youtube.com/watch?v=9RUF_g9nrTY&NR=1
