Well, you could set up some pulleys to keep the light at the bottom
where it would be more useful. Or even fancier, have the light by the
caver all the way down.
- Fofo
On 17/01/13 10:30, mark.al...@l-3com.com wrote:
Details! :)
Mark
-----Original Message-----
From: Mark Minton [mailto:mmin...@caver.net]
Sent: Thursday, January 17, 2013 12:20 PM
To: texascavers@texascavers.com
Subject: Re: [Texascavers] Gravity-powered LEDs.
The only problem is that the light would be at the top of
the drop while the caver is on the bottom!
Mark
At 10:53 AM 1/17/2013, Ted Samsel wrote:
And at the end of the abseil/rappel, sunt lux!
http://arstechnica.com/science/2013/01/kerosene-lamps-face-gravity-powe
red-usurper/
Please reply to mmin...@caver.net
Permanent email address is mmin...@illinoisalumni.org
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