[Laser] Laser Rod

[Zack Widup]

On Mon, 14 Mar 2005 TWOSIG at aol.com wrote:

> I saw an ad in Electronic Goldmine for the rods from a military laser range  
> finder.  I think it said that they were pumped by flash tubes.
>  
> The thought came to me that if it was build to be "pumped" by a flash tube,  
> would white LEDs provide the stimulus easier and cheaper than a flash?  
>  
> I really don't know about such things, but I thought it would be worth  
> posting.
>  
> James
> N5GUI

Probably not.  The high-energy burst from the flash tube is sufficient to 
achieve the needed population inversion.  My guess is that you won't get 
the needed population inversion with the LED's.

73, Zack W9SZ