On Wed, 2005-01-26 at 10:21 +0000, Howard Winter wrote:
> Herbert,
> 
> Just a small point...
> 
> On Wed, 26 Jan 2005 00:18:30 -0500, Herbert Graf wrote:
> 
> > Laser diodes transmit a VERY narrow band of 
> frequencies. 
> 
> If it is a genuine laser, it's transmitting a *single* 
> frequency, I believe!  :-)

True, but I wasn't certain whether practical semiconductor lasers where
that "good". :) TTYL


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