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descDate Name Thumbnail Size User Description Versions
23:02, 19 February 2016 LVCD 08.png (file) 692 KB Publius Cross-interleave Reed-Solomon encoding. Category:Electronics 1
23:01, 19 February 2016 LVCD 07.png (file) 1.25 MB Publius Pulse-code and eight-to-fourteen modulation. Category:Electronics 1
22:57, 19 February 2016 LVCD 06.png (file) 517 KB Publius Basics of optical recording. Category:Electronics 1
22:56, 19 February 2016 LVCD 05.png (file) 848 KB Publius Physical layout of discs. Category:Electronics 1
22:51, 19 February 2016 LVCD 04.png (file) 524 KB Publius Frequency allocations and data structure in LaserDisc and Compact Disc. Category:Electronics 1
22:49, 19 February 2016 LVCD 02.png (file) 400 KB Publius Formats under discussion. [own work] Category:Electronics 1
22:48, 19 February 2016 LVCD 01.png (file) 101 KB Publius Title card [own work] Category:Electronics 1
22:31, 19 February 2016 MUSE 18 frequencies.png (file) 142 KB Publius Satellite transmission and LaserDisc recording characteristics. Category:Electronics 1
22:29, 19 February 2016 MUSE 17 audio.png (file) 371 KB Publius Audio options and coding method in MUSE. [own work] Category:Electronics 1
22:27, 19 February 2016 MUSE 16 moving image.png (file) 85 KB Publius Intraframe subsampling of moving image areas. [own work] Category:Electronics 1
22:25, 19 February 2016 MUSE 15 still image.png (file) 99 KB Publius MUSE still image area processing. [own work] Category:Electronics 1
22:24, 19 February 2016 MUSE 14 interframe subsampling B.png (file) 146 KB Publius Elements transmitted in second frame. Category:Electronics 1
22:23, 19 February 2016 MUSE 13 interframe subsampling A.png (file) 147 KB Publius Elements transmitted in first frame. Category:Electronics 1
22:22, 19 February 2016 MUSE 12 interframe subsampling.png (file) 122 KB Publius Effect of interframe subsampling. Category:Electronics 1
22:20, 19 February 2016 MUSE 11 block diagram.png (file) 229 KB Publius MUSE encoder. [own work] Category:Electronics 1
22:18, 19 February 2016 MUSE 10 signal format.png (file) 50 KB Publius Schematic of the layout of the MUSE transmission format. [own work] Category:Electronics 1
22:16, 19 February 2016 MUSE 09 chronology.png (file) 557 KB Publius Development of "high definition" television over time. [own work] Category:Electronics 1
22:14, 19 February 2016 MUSE 08 spectrum.png (file) 35 KB Publius Spectral power distribution characteristic of television signals. [own work] Category:Electronics 1
22:10, 19 February 2016 MUSE 07 color ypbpr.png (file) 1.97 MB Publius Color difference separations. [original image copyright AIC / Pioneer LDC] Category:Electronics 1
22:09, 19 February 2016 MUSE 06 color rgb.png (file) 2.08 MB Publius Principle of trichromatic imaging. [original image copyright AIC / Pioneer LDC] Category:Electronics 1
22:07, 19 February 2016 MUSE 05 interlace.png (file) 131 KB Publius Raster scanning with the interlace principle applied. [own work] Category:Electronics 1
22:06, 19 February 2016 MUSE 04 raster.png (file) 100 KB Publius Basic concept of raster scanning. [own work] Category:Electronics 1
22:05, 19 February 2016 MUSE 03 fundamentals.png (file) 382 KB Publius Basic ideas of television. [own work] Category:Electronics 1
22:03, 19 February 2016 MUSE 02 screen formats.png (file) 43 KB Publius An illustration of the 525(483)-line NTSC and 1125(1035)-line Hi-Vision (SMPTE 240M) scanning formats. Category:Electronics 1
22:00, 19 February 2016 MUSE 01 whatis.png (file) 451 KB Publius A brief description of the Hi-Vision television & MUSE transmission formats. [own work] Category:Electronics 1
21:59, 19 February 2016 MUSE 00 intro.png (file) 70 KB Publius Title card for class. [own work] Category:Electronics 1
03:51, 5 February 2016 04-04 cold fusion.png (file) 350 KB Publius Various claims have been made about obtaining energy from nuclear reactions other than fission without extreme conditions, but most give rise to considerable doubt, to say the least. Category:Atomic Energy 1
21:58, 29 January 2016 From hobby to science 2-03.png (file) 1.95 MB Publius Elements defining the overall structure of the coin. Category:Creative Arts 1
21:57, 29 January 2016 From hobby to science 2-02.png (file) 672 KB Publius Formation of the edge and rim. Category:Creative Arts 1
21:56, 29 January 2016 From hobby to science 2-01.png (file) 81 KB Publius Title card. Category:Creative Arts 1
21:34, 29 January 2016 From hobby to science 2-05.png (file) 1.86 MB Publius Parts of a coin which define its identity. Category:Creative Arts 1
21:33, 29 January 2016 From hobby to science 2-04.png (file) 1.61 MB Publius Further aspects of layout, especially involving words. Category:Creative Arts 1
00:48, 28 January 2016 From hobby to science 1-06.png (file) 1.45 MB Publius A silver baht of the first coinage of Rama IV of Thailand, circa 1860, and a silver fuang (1/8 baht) of Rama V. Category:Creative Arts 1
00:45, 28 January 2016 From hobby to science 1-05.png (file) 1.48 MB Publius Electrum triton of Lydia, British Museum ; Aes signatum, Chicago Art Institute. Category:Creative Arts 1
00:42, 28 January 2016 From hobby to science 1-04.png (file) 2.87 MB Publius The unique gold 20-stater piece of Eucratides, King of Bactria, largest coin of classical antiquity. Category:Creative Arts 1
00:41, 28 January 2016 From hobby to science 1-03.png (file) 1.19 MB Publius A classification of the activities of the hobbyist, and two examples of attribution. Category:Creative Arts 1
00:40, 28 January 2016 From hobby to science 1-02.png (file) 204 KB Publius A classification of what kinds of things the numismatist investigates, and what he learns from them. Category:Creative Arts 1
00:38, 28 January 2016 From hobby to science 1-01.png (file) 84 KB Publius Title Card 1
01:52, 23 January 2016 02-01 energy.png (file) 244 KB Publius Quick comparison of various energy releases, using USEPA data for average coal burned in USA in 2013. Own work. Category:Atomic Energy 1
04:48, 22 January 2016 02-06 fission.png (file) 238 KB Publius Added information on mass-energy conversion fraction. 6
04:47, 22 January 2016 02-04 particle reactions.png (file) 218 KB Publius Added information on comparative energy yields. 4
04:18, 22 January 2016 02-07 energy yields.png (file) 172 KB Publius Added XKCD "log scale" cartoon (http://xkcd.com/1162/). 3
21:28, 9 December 2015 Plowshare slide 07.png (file) 763 KB Publius Orion : a nuclear-pulse spaceship to open up the Solar System. All illustrations credit US Gov't. Category:Atomic Energy 1
21:27, 9 December 2015 Plowshare slide 06.png (file) 2.68 MB Publius Sedan, Gasbuggy, and Gnome, three development tests for peaceful nuclear detonations. Category:Atomic Energy 1
21:25, 9 December 2015 Plowshare slide 05.png (file) 1.16 MB Publius Illustration of cratering mechanics, from "The Constructive Uses of Nuclear Explosives" (Edward Teller et al, 1968), and illustration of proposed harbour excavation, "Project Chariot", Port Hope, Alaska. Category:Atomic Energy 1
21:24, 9 December 2015 Plowshare slide 04.png (file) 1.78 MB Publius Ivy Mike thermonuclear test device (US Gov't photo) and illustration from "Dark Sun" (Richard Rhodes) showing Teller-Ulam "sausage" principle. Category:Atomic Energy 1
21:22, 9 December 2015 Plowshare slide 03.png (file) 1.98 MB Publius Photocollage showing Trinity "Gadget", Los Alamos lab after Slotin accident with Gadget components, and Luis Alvarez and unidentified other holding box containing Fat Man pit. Category:Atomic Energy 1
21:20, 9 December 2015 Plowshare slide 02.png (file) 226 KB Publius Summary of mass-energy conversion and nuclear reactions of interest. Category:Atomic Energy 1
21:19, 9 December 2015 Plowshare slide 01.png (file) 196 KB Publius Introductory slide with Seaborg quote. Category:Atomic Energy 1
11:22, 25 November 2015 Astronautics 2 our solar system 02.png (file) 323 KB Publius Added degree sign. 2

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