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- 05:17, 30 July 2015 diff hist +42 N Stanford Observatory Redirected page to Stanford Student Observatory current
- 05:17, 30 July 2015 diff hist +42 N Student Observatory Redirected page to Stanford Student Observatory current
- 05:16, 30 July 2015 diff hist +245 N Stanford Student Observatory Created page with "The Physics Department maintains a student observatory which seems to be of very high quality. This is a resource that SSI's Optical Communications team is aware of, but has n..."
- 05:15, 30 July 2015 diff hist +62 N Global Telescope Network Redirected page to Las Cumbres Observatory Global Telescope Network current
- 05:15, 30 July 2015 diff hist +62 N Las Cumbres Redirected page to Las Cumbres Observatory Global Telescope Network current
- 05:15, 30 July 2015 diff hist +62 N LCOGT Redirected page to Las Cumbres Observatory Global Telescope Network current
- 05:14, 30 July 2015 diff hist +393 N Las Cumbres Observatory Global Telescope Network Created page with "Las Cumbres Observatory Global Telescope Network (LCOGT) is a global network of 1 meter class telescopes which can be rented for $300 an hour by anyone. This network of telesc..."
- 05:13, 30 July 2015 diff hist +18 N Amateur Radio Club Redirected page to W6YX current
- 05:12, 30 July 2015 diff hist +18 N Stanford Radio Club Redirected page to W6YX current
- 05:12, 30 July 2015 diff hist +18 N Stanford Amateur Radio Club Redirected page to W6YX current
- 05:12, 30 July 2015 diff hist +1 m W6YX
- 05:11, 30 July 2015 diff hist +606 N W6YX Created page with "Location: (37.403416, -122.165782) W6YX is the Stanford amateur radio club. It is the oldest student group on campus, dating back to 1922, give or take. The group meets the se..."
- 05:10, 30 July 2015 diff hist +27 N Radio Redirected page to Amateur Radio current
- 05:10, 30 July 2015 diff hist +777 N Amateur Radio Created page with "An amateur radio license is like a driver’s license. It allows the holder to transmit on parts of the radio spectrum that were previously inaccessible. For SSI as a whole,..."
- 05:00, 30 July 2015 diff hist +31 N System ii Redirected page to OpComms System II current
- 04:59, 30 July 2015 diff hist +32 N System iii Redirected page to OpComms System III current
- 04:58, 30 July 2015 diff hist +32 N System III Redirected page to OpComms System III current
- 04:58, 30 July 2015 diff hist +4 m OpComms System III
- 04:57, 30 July 2015 diff hist +5,638 N OpComms System III Created page with "System III is the current OpComms optical link setup. It consists of a laser transmitter and custom Fresnel lens receiver, interfacing with a commercial photodetector. This..."
- 04:51, 30 July 2015 diff hist +31 N System II Redirected page to OpComms System II current
- 04:51, 30 July 2015 diff hist +3,466 N OpComms System II Created page with "System II was the OpComms group's second attempt at an optical link. This system featured motorized mounts, a commercial photodetector, and an upgrade to lasers, from the ear..."
- 04:46, 30 July 2015 diff hist +30 N System I Redirected page to OpComms System I current
- 04:46, 30 July 2015 diff hist +3,769 N OpComms System I Created page with "System I was the OpComms group's first attempt at an optical communication system. It used an LED matrix for transmission and a homemade receiver circuit to receive the signa..."
- 04:40, 30 July 2015 diff hist +73 m Precision Aiming
- 04:38, 30 July 2015 diff hist +77 m Precision Aiming
- 04:37, 30 July 2015 diff hist +30 N Aiming Redirected page to Precision Aiming current
- 04:36, 30 July 2015 diff hist +29 N Beam divergence Redirected page to Beam Divergence current
- 04:36, 30 July 2015 diff hist +1,437 N Precision Aiming Created page with "If the beam divergence of a transmitter is small, i.e. it forms a tighter cone, then more power actually reaches the receiver. However, low divergence means that the beam..."
- 04:34, 30 July 2015 diff hist +976 N Scintillation Created page with "The index of refraction of air depends on many factors, including temperature, humidity, and density. If coherent (in phase) laser light travels through an inhomogeneous mediu..."
- 04:32, 30 July 2015 diff hist +29 N Divergence Redirected page to Beam Divergence current
- 04:32, 30 July 2015 diff hist +556 N Beam Divergence Created page with "The path of light emitted from an aperture can be approximated by a cone. The divergence is usually specified as the half-angle of the two-dimensional triangle formed by the e..."
- 04:31, 30 July 2015 diff hist +746 N Optical Internet Backhaul Created page with "Optical communication provides significantly better transmission speeds than copper wiring or conventional wireless communications, and so for high-traffic, high-speed network..."
- 04:29, 30 July 2015 diff hist +50 N Optical Communication Record Redirected page to Amateur Optical Communication Record current
- 04:28, 30 July 2015 diff hist +7 m Amateur Optical Communication Record
- 04:28, 30 July 2015 diff hist +888 N Amateur Optical Communication Record Created page with "The current amateur radio record for long distance terrestrial optical communication is ~173 mi (278.4km), set in 2008. The record-holders maintain an extensive website at mod..."
- 04:26, 30 July 2015 diff hist +520 N JPL 1U Optical Communications Terminal Created page with "Although not yet flown, JPL has mature designs for a 1U lasercomm terminal to be flown on a future CubeSat. The terminal features a 6 cm transmit/receive aperture and has been..."
- 04:23, 30 July 2015 diff hist +513 N OPALS Created page with "OPALS (Optical Payload for Lasercomm Science) is an optical communications link module developed by JPL and mounted on the International Space Station. It established a 50 Mbp..."
- 04:22, 30 July 2015 diff hist +19 N LLCD Redirected page to LADEE current
- 04:21, 30 July 2015 diff hist +1,192 N LADEE Created page with "The Lunar Laser Communications Demonstration (LLCD) was part of the Lunar Atmosphere and Dust Environment Explorer (LADEE) mission in 2013, a collaboration between NASA and MI..."
- 04:19, 30 July 2015 diff hist +22 N Fitsat Redirected page to FitSat-1 current
- 04:19, 30 July 2015 diff hist +702 N FitSat-1 Created page with "FITSAT-1 was a small satellite launched on October 4, 2012 by the Japan Aerospace Exploration Agency (JAXA). It included green power LED’s and an experimental video transmit..."
- 04:16, 30 July 2015 diff hist +33 N Cubequest Redirected page to CubeQuest Challenge current
- 04:16, 30 July 2015 diff hist +33 N CubeQuest Redirected page to CubeQuest Challenge current
- 04:15, 30 July 2015 diff hist +32 N SPOT Redirected page to ARTEMIS and SPOT-4 current
- 04:14, 30 July 2015 diff hist +32 N SPOT-4 Redirected page to ARTEMIS and SPOT-4 current
- 04:14, 30 July 2015 diff hist +32 N ARTEMIS Redirected page to ARTEMIS and SPOT-4 current
- 04:10, 30 July 2015 diff hist +547 N OICETS Created page with "OICETS (Optical Interorbit Communications Engineering Test Satellite), or Kirari, was a JAXA mission begun in 1993 and launched in 2005. The satellite was a 570 kg payload des..."
- 04:09, 30 July 2015 diff hist +593 N ARTEMIS and SPOT-4 Created page with "ARTEMIS and SPOT-4 were two European satellites that established an 830 nm intersatellite link as part of an ESA/CNES mission. Unlike many technical demonstrations, the optica..."
- 04:07, 30 July 2015 diff hist +2 CubeQuest Challenge
- 04:04, 30 July 2015 diff hist +2,175 N CubeQuest Challenge Created page with "In 2015, NASA officially launched the CubeQuest Challenge. This multi-branched competition has two classes of culminating challenges: the Lunar Derby and the Deep Space Derby...."