Amateur Lightwave Tricks

HobbySpacer writes: "According to an ARRL article, some Hams are moving to really high frequencies with experiments using lasers & LEDs. The tests include cloudbouncing, moonbouncing, laser radar and an infrared laser on an amateur satellite. See the Lasercom Manual and this paper for intros. Meanwhile, other amateurs are looking for alien lasers pointed our way."

Comments

Ronja

[cr0sh]

What lasercomm discussion would be complete without it?

From the Ronja homepage:

Build your own optical data link from common elementary parts - Ronja is an Open-Hardware optical datalink that connects two PC's point-to-point. Ronja's design is licensed under the GNU Public License: you get all the necessary documentation and construction guides free. The construction costs are minimal; it's probably the cheapest wireless system ever. The operation is very
reliable and immune to interference.

Take note, people - when the USA Patriot Act enforcers of protocol come, laser may be the only way to comm...