[Laser] pulsed laser comms

F1AVYopto at aol.com F1AVYopto at aol.com
Wed Jan 24 11:35:14 EST 2007


Hello Art

Thank you well for your long comments.
The best for theories  comparing is the experiment.
I did not wish to dissuade the experimenters who  would like to build a 
pulsed laser because it is a realization technically very  interesting.
The low cost LD 650 pulsed laser diodes I use are  at:
http://www.amazing1.com/infrared-lasers.htm 
They are delivered with a  very simple pulser schematic but rather dangerous 
(high voltage PSU from mains  without transformer...)
The shematics I use are  at:
http://pageperso.aol.fr/YvesF1AVY/UK4.html 
These schematics are  designed with an old technology but they perfectly work.
However these lasers  need high voltages, mandatory protection glasses, a 
good oscilloscope and to be  careful about hazards.
I am ready to help everybody who would try the  adventure.
73 QRO Yves.


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