Re: [IRCA] Optical DX vs outdoor lighting in Hawaii

[Arthur W Peterson <awpetersonrpf@xxxxxxxx>]

On Sun, 29 Apr 2007 11:40:39 -0700 Walter Salmaniw <salmaniw@xxxxxxx>
writes:

> Since I started this thread, maybe I'll add a comment.  A few years 
> back my family stayed at the Papakea resort on Maui.  All the 
> outdoor light fixtures had been "upgraded"...perhaps they were the 
> Na vapor lights, or off-color CFBs (they had that orangey glow).  
> Man was the noise on AM and SW fierce, making reception of anything 
> but AM impossible, and very disappointing as I've always loved dxing 
> from Hawaii.  That's what worries me.  I'm sure there'll be many 
> CFBs that are quiet, and some that are not...bottom line is to 
> expect more, not less noise........Walt
> 
Walt,

        Sodium vapor outdoor lighting in Hawaii is a concession to the
observatories which conduct optical DX.  Obviously they have a little
more "pull" than the average radio DXer!  Sodium produces only 2 spectral
lines which are easy to filter out.

Art Peterson
Richmond, CA
_______________________________________________
IRCA mailing list
IRCA@xxxxxxxxxxxxxxxx
http://montreal.kotalampi.com/mailman/listinfo/irca

Opinions expressed in messages on this mailing list are those of the original contributors and do not necessarily reflect the opinion of the IRCA, its editors, publishing staff, or officers

For more information: http://www.ircaonline.org

To Post a message: irca@xxxxxxxxxxxxxxxx