17 August 2011

• 19:17 19:17, 17 August 2011 diff hist +71‎ Adventure Game Interpreter ‎ added: Tandy 1000 was designed as a clone of the IBM PCjr, with enhancements. (It was not marketed as a PCjr clone because the PCjr was discontinued shortly before its release.)

31 July 2011

• 11:18 11:18, 31 July 2011 diff hist +5,519‎ Microprocessor ‎ Partial rewrite of the introduction; a few some corrections, some clarifications, a few paragraphs of new content added. Grammar fix to prev. pair of edits.
• 11:15 11:15, 31 July 2011 diff hist +1‎ Videocassette recorder ‎ oops--technical (wiki) syntax error; fixed it
• 11:12 11:12, 31 July 2011 diff hist +301‎ NTSC ‎ other continuing uses of NTSC
• 11:04 11:04, 31 July 2011 diff hist +221‎ Videocassette recorder ‎ clarification about R-to-R VTRs: consumer and broadcast industry trends and norms were (& are) very different
• 10:53 10:53, 31 July 2011 diff hist 0‎ AFCI ‎ the acronym AFCI is more commonly used to mean "arc-fault circuit interrupter" is
• 10:47 10:47, 31 July 2011 diff hist −1‎ Phonograph ‎ →‎Pricing: grammar: matching plurals
• 10:34 10:34, 31 July 2011 diff hist +8‎ Binary number ‎ What? No computer uses four-level (radix 4) logic internally? Only one counterexamople is needed to prove a claim of "all" false.

30 July 2011

• 11:17 11:17, 30 July 2011 diff hist +753‎ CD-R ‎ →‎Speed: improved notes, especially clarity
• 11:06 11:06, 30 July 2011 diff hist +719‎ CD-R ‎ →‎Physical characteristics: generally cleaned up organization and improved
• 10:33 10:33, 30 July 2011 diff hist +220‎ CD-R ‎ →‎Physical characteristics: copy edits and noted some details
• 10:16 10:16, 30 July 2011 diff hist +89‎ CD-R ‎ →‎Physical characteristics: clarification of 700MB+ future readibility uncertainty
• 10:11 10:11, 30 July 2011 diff hist +127‎ CD-R ‎ →‎Security risk: clarification of microwave oven technique & downside

28 July 2011

• 05:46 05:46, 28 July 2011 diff hist +228‎ Wankel engine ‎ →‎Advantages: clarified advantages of non-abrupt failure for aircraft and snowmobiles
• 04:52 04:52, 28 July 2011 diff hist +18‎ Diameter ‎ →‎Diameter symbol: Moved content irrelevant to this section to a new section. I also can't parse this sentence, but maybe someone else will know what it's meant to say and fix that.

25 July 2011

• 13:22 13:22, 25 July 2011 diff hist +38‎ X86 memory segmentation ‎ reflist
• 13:19 13:19, 25 July 2011 diff hist +2,152‎ X86 memory segmentation ‎ restructuring and reorganization, to be more chonological and less intermix 80286 protected mode with 80386 and later protected mode, to be less confusing. Also, added a different (higher-utility) prespective on segment lengths in real mode.
• 12:13 12:13, 25 July 2011 diff hist +275‎ X86 memory segmentation ‎ →‎Practices: refinement
• 12:08 12:08, 25 July 2011 diff hist +449‎ X86 memory segmentation ‎ →‎Practices: changing CS in protected mode; in real mode
• 11:56 11:56, 25 July 2011 diff hist +28‎ Memory segmentation ‎ →‎Intel segmented memory: better wording
• 11:54 11:54, 25 July 2011 diff hist +110‎ X86 memory segmentation ‎ →‎Practices: Paging unit--clarification of which processors have one.
• 11:50 11:50, 25 July 2011 diff hist +290‎ X86 memory segmentation ‎ →‎Practices: ES; copy editing
• 11:35 11:35, 25 July 2011 diff hist +488‎ X86 memory segmentation ‎ →‎Subsequent expansion: A20 gate; copy edits
• 11:15 11:15, 25 July 2011 diff hist +339‎ X86 memory segmentation ‎ →‎Real mode: Added: why real mode addressing is limited to 2^20 bytes--8086 was a 40-pin DIP with 20 address pins (MUXed with data bus)
• 11:03 11:03, 25 July 2011 diff hist +545‎ Memory segmentation ‎ →‎Intel segmented memory: clarified: protection on the 80286--real mode and protected mode
• 10:35 10:35, 25 July 2011 diff hist −87‎ CSIRAC ‎ Corrected false claim of "last surviving". The reference [falsely] said it is the only one; the Pegasus is clearly a counterexample to the claim of "1 of only 2 surviving 1st-generation computers". Tag: references removed
• 10:19 10:19, 25 July 2011 diff hist +541‎ History of computing hardware ‎ →‎Post-1960: third generation and beyond: NPOV clarification re: dispute about "the first microprocessor"; added connecting logic to make the sentence about the image to the right fit in context

24 July 2011

• 12:29 12:29, 24 July 2011 diff hist +4,949‎ Talk:Microprocessor ‎ →‎8086 Memory Segmentation Model: new section
• 09:30 09:30, 24 July 2011 diff hist +2,674‎ Microprocessor ‎ →‎16-bit designs: Intel: added 80188 and coprocessor options and made some copy edits. See Talk page re: 8086 segmentation (shortly)

17 July 2011

• 21:47 21:47, 17 July 2011 diff hist +20‎ Top Gear series 12 ‎ →‎Episodes: correction

15 July 2011

• 22:48 22:48, 15 July 2011 diff hist +20‎ Orion (Constellation program) ‎ →‎Design: correction: the payload bay doors are a critical part of the shuttle orbiter; they are its heat rejection radiatiors, and serious damage to them would force a mission abort and prompt deorbit

9 July 2011

• 22:45 22:45, 9 July 2011 diff hist +18‎ IBM PC keyboard ‎ →‎Invented for the PC: The Windows key and menu key were most recently added of all the standard US-layout keys in this list and are the least standard (most proprietary); they belong near the end of the list.
• 14:32 14:32, 9 July 2011 diff hist +59‎ Space Shuttle ‎ →‎In culture: Lego Space Shuttle standard set
• 14:15 14:15, 9 July 2011 diff hist +36‎ Space Shuttle ‎ →‎Planned retirement: updates
• 14:08 14:08, 9 July 2011 diff hist +21‎ Space Shuttle ‎ →‎Risk contributors: correction--RSRM vs. SRB
• 14:06 14:06, 9 July 2011 diff hist +22‎ Space Shuttle ‎ clarification: the external tank cannot be re-used in orbit for its original purpose, once it has been jettisoned from the orbiter.
• 13:43 13:43, 9 July 2011 diff hist +1‎ Dick Scobee ‎ copy edit
• 13:39 13:39, 9 July 2011 diff hist +1‎ Martin Marietta X-24B ‎ →‎Operational history: The Space Shuttle program will be "today's Space Shuttle program" for only about 11 more days; might as well change it here now (lest I/we forget).

1 July 2011

• 10:39 10:39, 1 July 2011 diff hist +3‎ Space Shuttle program ‎ →‎Other STS program vehicles: copy edit
• 09:58 09:58, 1 July 2011 diff hist +51‎ Space Shuttle program ‎ →‎Assets and transition plan: updated to recognize that Ares, Orion, and Altair development cancelled
• 09:52 09:52, 1 July 2011 diff hist +270‎ Space Shuttle program ‎ →‎Retirement: Hubble very unlikly to be able to get to any museum now.

30 June 2011

• 10:36 10:36, 30 June 2011 diff hist +415‎ Composite video ‎ →‎Signal modulation: clarification: color-under is more than a slight modification of NTSC composite
• 10:26 10:26, 30 June 2011 diff hist +849‎ Composite video ‎ →‎Signal components: This is not your father's FDM.
• 10:14 10:14, 30 June 2011 diff hist +43‎ Composite video ‎ →‎Signal components: QAM
• 09:45 09:45, 30 June 2011 diff hist +17‎ YPbPr ‎ →‎{{YPbPr}} Advantages: Copy edit: "the only one out of the other two" was a nonsensical phrase.
• 09:42 09:42, 30 June 2011 diff hist +15‎ YPbPr ‎ →‎{{YPbPr}} Advantages: YPbPr /is/ component video, but not the only kind of component video

25 June 2011

• 22:02 22:02, 25 June 2011 diff hist +10‎ Car rental ‎ →‎Rental conditions: Added "sometimes" to mileage limits; many car rentals include unlimited miles

21 June 2011

• 08:32 08:32, 21 June 2011 diff hist +497‎ Whippletree (mechanism) ‎ →‎Mechanical analogue computers: added mention of a relevant mechnical computer on exhibit at The Franklin Institute
• 08:22 08:22, 21 June 2011 diff hist −69‎ Whippletree (mechanism) ‎ →‎Mechanical analogue computers: deleted DAC mention--there is nothing analog in the type ball mechanism described; it is all digital (with some signal noise, just like all real digital systems).

4 June 2011

• 19:41 19:41, 4 June 2011 diff hist 0‎ Template:Space Shuttles ‎ ordering