[Laser] What's the freq?
Jim Moss
[email protected]
Mon, 21 Jul 2003 18:24:47 -0700 (PDT)
same physics as radio!
wavelength = 300,000,000 / frequency
since red = 632.8 if HeNe, if diode 630 or 635, or 650 or 670nM
wavelength = 474 THz
Jim
N9JIM/6
--- VE7DXG <[email protected]> wrote:
> This weekend VE7DDR and myself made our first laser QSO.
> We were using the cheapo Ramsey Laser Communicator kits over a 3km path.
> There is lot to improve yet, but it was great to see the "flash" from the
> darkness when we found each other with the beam.
> I don't think I describe the setup we were using after seeing some of the
> pictures the pros took of their setups...
> Anyway, for my log, what is the frequency of a red laser (same as you have
> in a pointer pen)? Is it something like 450THz?
>
> 73,
> Gabor, VE7DXG
>
>
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