Re[2]: New XY Monitors

-----Original Message-----
From: Rodger Boots <rlboots@cedar-rapids.net>
To: vectorlist@synthcom.com
Date: Thu, 16 Nov 2000 14:54:42 -0600
Subject: Re: VECTOR: New XY Monitors

> I was thinking the "laser bouncing off of galvos" method, but the problems there
> are getting the costs down.
>
> So then I says to myself "self, how about using very small earphone elements or
> piezo transducers VERY close to the laser so they don't have to move much to get a
> LOT of deflection?", but the lasers are still too expensive.
>
> So then, though it's a messy approach, I wondered about using arc lamps for the
> three colors. Doing high speed modulation should be a nightmare, but let's just
> see where this thought goes. How much are those arc headlights they use on some
> cars?
>
> The whole downside to all of this, though, is the lack of persistence that CRT
> phosphors give you. On the "bright" side, though, explosions could light up the
> room!!!
>
I was going to try and play asteroids once using a laser-diode from a pen running past 2 galvo's from an old phillips laser-player but never got around to building it.

it was only to project a small 10-30 inch image but it was just an idea to test the galvo-speed.

L8r.
 
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Received on Fri Nov 17 03:14:47 2000