Engineering News Blog

Engineering News

Latest news of interest to engineers. Sourced from GlobalSpec's Engineering News
Previous in Blog: Big Particle Collider Repairs to Cost $21 Million   Next in Blog: Spy Gadgets Used to Cheat Immigration Tests
Close

Comments Format:






Change Mode
Close

Subscribe to Discussion:

CR4 allows you to "subscribe" to a discussion
so that you can be notified of new comments to
the discussion via email.

Close

Rating Vote:







Add Vote
11 comments
Rate Comments: Nested

How Lightsabers Work

Posted November 17, 2008 12:14 PM

From How Stuff Works:

Chances are that you have seen a lightsaber at one time or another, whether on the evening news or down at the local cantina. Therefore you know that a lightsaber is an amazing and versatile device that is able to cut through nearly anything in a matter of milliseconds. Have you ever wondered how these remarkable weapons work? Where does the energy come from, and how are they able to contain that energy in a rod-like column of glowing power? In this article, you will have a chance to look inside a lightsaber and discover the source of its incredible characteristics. Let's get started! It's All In The Handle

Read the whole article

Reply

Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.
cnpower
Guru
Engineering Fields - Control Engineering - New Member China - Member - New Member

Join Date: Sep 2006
Location: CHINA
Posts: 2945
Good Answers: 14
#1

Re: How Lightsabers Work

11/17/2008 9:41 PM

what is lightsaber?
Reply
rcapper
Guru

Join Date: Dec 2005
Location: Etats Unis
Posts: 1871
Good Answers: 45
#3
In reply to #1

Re: How Lightsabers Work

11/17/2008 11:59 PM

We get them here in the states at our neighborhood gun store. Almost everyone has one or more. I don't think they have allowed them to be exported to other countries yet! Really handy for chopping wood and varmits.

__________________
 The hardest thing to overcome, is not knowing that you don't know.
Reply
Chazl
Commentator

Join Date: Nov 2007
Posts: 85
Good Answers: 4
#4
In reply to #3

Re: How Lightsabers Work

11/18/2008 12:02 AM

I like the tv commercial of the guy carving the thanksgiving turkey with one.

ChazL
Reply
rcapper
Guru

Join Date: Dec 2005
Location: Etats Unis
Posts: 1871
Good Answers: 45
#5
In reply to #4

Re: How Lightsabers Work

11/18/2008 12:21 AM

Yes, really good for turkeys. I use mine for warming my coffee. They do eat up the batteries though, especially on high.

__________________
 The hardest thing to overcome, is not knowing that you don't know.
Reply
StandardsGuy
Guru
Popular Science - Cosmology - Let's keep knowledge expanding Engineering Fields - Retired Engineers / Mentors - Hobbies - HAM Radio - New Member

Join Date: Dec 2006
Location: North America, Earth
Posts: 4528
Good Answers: 106
#9
In reply to #3

Re: How Lightsabers Work

11/18/2008 8:27 PM

"Really handy for chopping wood and varmits."

Yes, they can be handy!

__________________
 “I would rather have questions that can't be answered than answers that can't be questioned.” - Richard Feynman
Reply
rcapper
Guru

Join Date: Dec 2005
Location: Etats Unis
Posts: 1871
Good Answers: 45
#10
In reply to #9

Re: How Lightsabers Work

11/18/2008 9:36 PM

Nice tetrode.

Lightsaber just an extension of vacuum tube technology. Have you seen this?

http://blog.makezine.com/archive/2008/01/make_your_own_vaccum_tube.html

__________________
 The hardest thing to overcome, is not knowing that you don't know.
Reply
HarryBurt
Power-User
Hobbies - Fishing - New Member Popular Science - Evolution - New Member United States - Member - New Member Engineering Fields - Mechanical Engineering - New Member

Join Date: Jul 2007
Location: Cleveland, OH
Posts: 445
Good Answers: 10
#6
In reply to #1

Re: How Lightsabers Work

11/18/2008 10:57 AM

Google "Star Wars" lightsaber. You'll find more than you want on the subject.

__________________
 "Just a little off the top" - Marie Antoinette
Reply
Chazl
Commentator

Join Date: Nov 2007
Posts: 85
Good Answers: 4
#2

Re: How Lightsabers Work

11/17/2008 11:43 PM

Hilarious. I got a good chuckle out of the article.

ChazL
Reply
EnviroMan
Guru
United States - US - Statue of Liberty - New Member Hobbies - Fishing - New Member

Join Date: Nov 2007
Location: Gone to Alabama with my banjo on my knee...
Posts: 5595
Good Answers: 20
#7

Re: How Lightsabers Work

11/18/2008 3:23 PM

Practical fizziks applications fascinate me, too!

__________________
 Veni, vidi, video - I came, I saw, I got it on film.
Reply
user-deleted-1105
Guru
Popular Science - Weaponology - New Member United Kingdom - Member - New Member

Join Date: May 2007
Location: Harlow England
Posts: 16512
Good Answers: 670
#8

Re: How Lightsabers Work

11/18/2008 5:38 PM

I prefer a heavy sabre it's more robust...

__________________
 health warning: These posts may contain traces of nut.
Reply
Sparkstation
Guru
New Zealand - Member - Interested in everything- see my Profile please APIX Pilot Plant Design Project - Member - Member Engineering Fields - Electrical Engineering - Member Engineering Fields - Power Engineering - Member Engineering Fields - Civil Engineering - Member Hobbies - Musician - Autoharp and Harmonica Hobbies - Hunting - Member Hobbies - Fishing - Member

Join Date: Nov 2007
Location: Christchurch, (The Garden City), South Island, New Zealand
Posts: 4395
Good Answers: 230
#11

Re: How Lightsabers Work

11/18/2008 9:40 PM

If you are near one of these, best to be at the handle end.

Kind Regards....

__________________
 "The number of inventions increases faster than the need for them at the time" - SparkY
Reply
Reply to Blog Entry
Have a Different Question?
11 comments
Copy to Clipboard

Users who posted comments:

Chazl (2); cnpower (1); EnviroMan (1); HarryBurt (1); rcapper (3); Sparkstation (1); StandardsGuy (1); user-deleted-1105 (1)

Previous in Blog: Big Particle Collider Repairs to Cost $21 Million   Next in Blog: Spy Gadgets Used to Cheat Immigration Tests

Advertisement

Got Something to Say?
Ask a Question
Start a Discussion

Search this Section
General Discussion:
Go

Search this Blog
Engineering News:
Go

Recent Blog Entries

CR4 Sections
Aerospace
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education and Engineering Careers
Electrical Engineering
General Discussion
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering
Transportation

Site Directories
Forum Directory
Blog Directory
User Group Directory
RSS Feeds

CR4 Rules of Conduct
CR4 FAQ
Site Glossary

Who's Online (74 right now)
Show Members
Advertisement