User contributions
From OLPC
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- 00:13, 3 July 2008 (hist) (diff) User talk:Arjs (→Turtle Art with Sensors: wvbailey's back from Wyoming) (top)
- 15:34, 31 May 2008 (hist) (diff) Measure (→Projects and Activities Index: add frequency counter, port expander to supply +5 volts to all these gizmos)
- 15:06, 31 May 2008 (hist) (diff) Measure (→Learning Activities: small edits, add an intro to the "index" about "transducers")
- 03:14, 31 May 2008 (hist) (diff) Measure (→Projects and Activities Index: more activities around electromagnetism)
- 14:51, 24 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description: attempt to improve image resolution) (top)
- 14:41, 24 May 2008 (hist) (diff) Image:OLPC oscillator 0.png (2nd download attempt to improve image) (top)
- 02:44, 24 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description)
- 02:31, 24 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description: tradeoffs)
- 02:26, 24 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description: a followup)
- 01:40, 24 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description: add circuit drawing)
- 01:36, 24 May 2008 (hist) (diff) Image:OLPC oscillator 0.PNG (Original drawing by wvbailey in Autosketch.) (top)
- 01:31, 24 May 2008 (hist) (diff) m Measure (→Projects and Activities Index: correct typos in the update)
- 01:29, 24 May 2008 (hist) (diff) Measure (→Projects and Activities Index: update)
- 01:25, 24 May 2008 (hist) (diff) Measure (→Projects and Activities Index: update)
- 01:21, 24 May 2008 (hist) (diff) Measure/Projects/Lighted Graticule (→Introduction -- Graticule working with 50:1 probe for a calibrated display) (top)
- 01:10, 24 May 2008 (hist) (diff) Image:Oscilloscope circuit 5 1.PNG (Original drawing by wvbailey in Autosketch, saved as png, trimmed in Acrobat and saved as png.) (top)
- 01:04, 24 May 2008 (hist) (diff) Measure/Projects/Lighted Graticule (→Introduction -- Graticule working with 50:1 probe for a calibrated display: revise a bit -- a spec is developing...)
- 00:22, 24 May 2008 (hist) (diff) Measure/Projects/Lighted Graticule (→Lighted Graticule: am making progress: redefine the general intent)
- 17:23, 22 May 2008 (hist) (diff) m Measure/Projects/Signal-Generator (→= Input Vin truly floating, thus ''not'' referenced to circuit common ("ground"):)
- 17:22, 22 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Operational amplifier and level-shifter: add a second form of the differential amplifer when Vin truly floats)
- 23:08, 20 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit analysis: flesh out some of the amplifier analysis)
- 22:39, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own telephone: change bold-faced header to subsection) (top)
- 22:37, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own microphone. Build your own speaker.: fix photo captions)
- 20:51, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own telephone: add photos)
- 20:22, 20 May 2008 (hist) (diff) Image:OLPC tuning fork oscillation on screen 1.png (top)
- 20:17, 20 May 2008 (hist) (diff) Image:OLPC vibrating tuning fork 1.png (top)
- 19:55, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own microphone. Build your own speaker.: twiddle with the intro)
- 16:48, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Magnets and Wire: add photos)
- 16:30, 20 May 2008 (hist) (diff) Image:OLPC vise and coil 1.png (top)
- 16:29, 20 May 2008 (hist) (diff) Image:OLPC tuning forks 1.png (top)
- 16:27, 20 May 2008 (hist) (diff) Image:OLPC cup, magnet and coil 1.png (top)
- 16:24, 20 May 2008 (hist) (diff) Image:OLPC cup and magnet 1.png (top)
- 15:41, 20 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own microphone. Build your own speaker.: add photo of coil)
- 15:18, 20 May 2008 (hist) (diff) User talk:Cjl (→Upload images failure: a partial success)
- 15:12, 20 May 2008 (hist) (diff) Image:OLPC guitar probe coil 3b.png (top)
- 14:51, 20 May 2008 (hist) (diff) Image:OLPC stereo input jack.png (top)
- 14:40, 19 May 2008 (hist) (diff) User talk:Cjl (→Upload images failure: Continuing failure. Bummer.)
- 16:30, 18 May 2008 (hist) (diff) User talk:Cjl (→re: nih syndrome: upload problems?)
- 20:37, 17 May 2008 (hist) (diff) Measure/Activities/Magnets and Wire (→Build your own microphone. Build your own speaker.)
- 17:37, 17 May 2008 (hist) (diff) Measure/Projects/Lighted Graticule (photo with commentary)
- 17:02, 17 May 2008 (hist) (diff) Measure/Projects/Lighted Graticule (New page: = Lighted Graticule = == Introduction -- What is a graticule? == Image:OLPC Lighted graticule 1.JPG A '''graticule''' is a "scale on transparent material on the foca...)
- 16:40, 17 May 2008 (hist) (diff) Measure (→Learning Activities: add a "lighted graticule" project)
- 16:25, 17 May 2008 (hist) (diff) Image:OLPC lighted graticule 1.jpg (Original photo by wvbailey of graticule breadboard.) (top)
- 22:11, 16 May 2008 (hist) (diff) Measure/Blog (→Some of my ideas, thoughts, back-of-an-envelope sketches and musings regarding hardware interfaces to Measure:: thoughts) (top)
- 21:02, 13 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit analysis: more)
- 20:44, 13 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (→Detailed circuit description)
- 17:49, 13 May 2008 (hist) (diff) Measure/Projects/Signal-Generator (begin to flesh this out)
- 16:16, 13 May 2008 (hist) (diff) Image:OLPC oscillator 0.JPG (Original drawing by wvbailey in Autosketch.) (top)
- 14:11, 12 May 2008 (hist) (diff) Measure (→Activities Index: add a link to Measure/Projects/Measure Temperature)
- 14:01, 12 May 2008 (hist) (diff) m Talk:Measure (magnets from www.supermagnetman.net, not .com)
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