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From: root@doghouse.gwd.tek.com (Der Kennelmeister)
Newsgroups: sci.electronics
Subject: Re: Laser communications
Message-ID: <7827@tekecs.TEK.COM>
Date: Thu, 30-Oct-86 15:08:19 EST
Article-I.D.: tekecs.7827
Posted: Thu Oct 30 15:08:19 1986
Date-Received: Mon, 3-Nov-86 21:30:21 EST
References: <2201@orca.TEK.COM>
Sender: news@tekecs.TEK.COM
Reply-To: snoopy@doghouse.gwd.tek.com (Snoopy)
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Organization: The Daisy Hill Puppy Farm
Lines: 17
Keywords: laser

In article <2201@orca.TEK.COM> philb@orca.TEK.COM (Phil Biehl) writes:
>
>	I have a small Helium-Neon laser that I would like to attempt to
>	use for voice communication [...]

>	I would like to be able to detect the beam
>	from a distance of several miles.

What about right-of-way ?  How do you keep people from looking
into the beam?  (unlikely, assuming you have the beam well
above ground, but possible)

How do the commercial systems solve this?

Snoopy
tektronix!doghouse.gwd!snoopy
snoopy@doghouse.gwd.tek.com