[Laser] New San Diego optical beacon

F1AVYopto at aol.com F1AVYopto at aol.com
Mon Jan 22 12:34:47 EST 2007


Kerry
 
>We made a screen capture and .wave file recording at 8  
>miles  using my 4" optical receiver and Spectrum Lab. Spectrum lab  
>shows the signal as about 50 dB above the noise in a 1 Hz BW.   I'll 
>be happy to send it to anyone interested.  The  scintillation was 
>about 50% which is not bad compared to some previous  attempts with a 
>single high output LED beacon.
 
Great work !
I am interested by your sound file.
What is the rough surface covered by all LEDs viewed by your RX?
Thank you for more info.
73 Yves


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