Rich Thomas wrote:
The lasers are pretty pricey, about $2k for one with sufficient power
that will last for a while (the gas leaks out of the cheap ones).
What about a water cutter? Would it be cheaper to get a water jet that would cut
through gaskets, etc?
On Sat, 14 Feb 2009 08:42:45 -0500 Mitch Haley m...@voyager.net wrote:
Rich Thomas wrote:
The lasers are pretty pricey, about $2k for one with sufficient power
that will last for a while (the gas leaks out of the cheap ones).
What about a water cutter? Would it be cheaper to get a
You can get a powerful enough laser diode off eBay. Been wanting to
play with them for a while. I'd go for the water-cooled type. The
power supply has to send a pulse to the laser, then measure the
internal resistance to determine how hot the thing is and use that
info to fire the next pulse.
'Talking to engineer/inventor friend again at lunch today. 'Coupla days
ago, he was SAYING, small/portable plasma torch, but he MEANT to be
saying LASER cutter. His questions about plasma torch reminded me of
discussiuon of such on the list a few weeks ago.
What he has in mind, though, is to
Your friends are starting to scare me Wilton. hee hee. My money's on, this
guy had the combo to one of the other 2 locks?? ;-) lol
Ed
300E
2009/2/13 Wilton Strickland wilt...@nc.rr.com
'Talking to engineer/inventor friend again at lunch today. 'Coupla days
ago, he was SAYING,
I once saw weighted rotating knife blade 'pens' for this application, so if you
want to cut the paper you can just use purple or something and it will cut a
nice little paper whatever. For something like a laser cutter I'd be concerned
about size, seems like you'd have to make it exactly
- Original Message -
From: Tim C. bb...@crone.us
To: mercedes@okiebenz.com
Sent: Friday, February 13, 2009 3:42 PM
Subject: Re: [MBZ] OT - plasma torch/cutter
I once saw weighted rotating knife blade 'pens' for this application, so
if you want to cut the paper you can just use purple
The lasers are pretty pricey, about $2k for one with sufficient power
that will last for a while (the gas leaks out of the cheap ones).
cnczone.com has a lot of info on such things. A good laser tube has a
variable power supply, cooling of the PS, and other bits to make it work
well. A
Just repaired a high frequency coagulator, which is used to stop bleeding
in surgery.
New ones, I think are around six hundred and used about 3-4 hundred.
a ground plate is placed under the patient and the HF arc is applied to the
surgical wound
via various shaped probes; ball, needle, angle,
Few weeks ago, somebody was talking 'bout a small, portable plasma torch or
cutter. What was that?
Artist friend at lunch today was expressing some interest in such and
scoffed much when I ried to tell 'im you guys were discussing such as being
available somewhere. He uses humpteen-dollar
The nicest and smallest I've seen is by far the Miller
(http://www.millerwelds.com/products/plasma/spectrum_375_x-treme/).
Comes with a shoulder strap. Not terribly powerful.
There are plans aplenty floating around on how to make you own out of
an old microwave magnetron, chewing gum, and duct
On Wed, 11 Feb 2009 15:10:47 -0500, dave walton walton.d...@gmail.com said:
The nicest and smallest I've seen is by far the Miller
(http://www.millerwelds.com/products/plasma/spectrum_375_x-treme/).
Comes with a shoulder strap. Not terribly powerful.
There are plans aplenty floating around
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