[NLRS] Light Q
w0zq at aol.com
w0zq at aol.com
Wed Dec 18 14:09:18 EST 2013
A cut & paste from the ARRL's contest news letter below. Click on the links to "see" the signal and a map of the path.
73, Jon
W0ZQ
snip>
Steve VE7SL reports that, "After building similar stations over the past few months, myself and Markus VE7CA completed our first lightwave contact on 655 nm yesterday evening just shortly after sunset. Both systems use a single Luxeon heat-sinked LED (Deep Red)." Both systems used about 1 watt of input power and inexpensive plastic Fresnel lenses. BPW32 lensless PIN diodes were used as the detectors. The path was about 34 miles across the Georgia Straight between West Vancouver and Mayne Island. "All in all, great fun!" says Steve - VHF+ contesters take note!
<unsnip
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