All public logs

Combined display of all available logs of wikiluntti. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 09:57, 23 January 2024 Mol talk contribs moved page Structural analysis of a Cansat to Basics of Structural Analysis (Too much text)
• 20:10, 21 January 2024 Mol talk contribs created page File:AxialStress.svg
• 20:10, 21 January 2024 Mol talk contribs uploaded File:AxialStress.svg
• 12:29, 20 January 2024 Mol talk contribs created page File:BeamDeflection.svg
• 12:29, 20 January 2024 Mol talk contribs uploaded File:BeamDeflection.svg
• 10:24, 20 January 2024 Mol talk contribs created page Structural analysis of a Cansat (Created page with "== Introduction == Structural analysis using about high school level physics and maths. Aim to calculate fiberglass cansat structure == Basic theory == == Plate == == Beam == == Pipe == === Glassfiber Cansat ===")
• 21:52, 28 November 2023 Mol talk contribs created page File:F1tenth followthegapA.svg (Threshold and follow the gap.)
• 21:52, 28 November 2023 Mol talk contribs uploaded File:F1tenth followthegapA.svg (Threshold and follow the gap.)
• 20:40, 28 November 2023 Mol talk contribs created page Autonomous navigation vehicle algorithms (Created page with "== Introduction == A great resource is F1Tenth, https://f1tenth.org/ == Reactive Methods == == Mapping and localization == == Planning == == Vision == == More == == More references ==")
• 10:55, 24 November 2023 Mol talk contribs created page DIY: Arduino folkrace robot (Created page with "== Introduction == == Theory == === SLAM model === Simultaneous localization and mapping. * which sensors to use * Noice * Multiple sensors will likely be necessary. * Kalman filtering References * https://www.youtube.com/watch?v=saVZtgPyyJQ * https://www.iri.upc.edu/people/jsola/JoanSola/objectes/curs_SLAM/SLAM2D/SLAM%20course.pdf")
• 21:38, 19 November 2023 Mol talk contribs created page Diy Raspberry Pi drone. (Created page with "== Introduction == FPV drone Raspberry Pi W Jetson? == Theory == == Parts == * Battery ** XT60 battery lead * Capacitor ** 35V 1500 uF * Flight controller ** Speedybee F405 V3 * FPV Camera ** Ratel V2 ** Runcam Wasp * Frame ** Source One V5 * Receiver ** RP1 ELRS * Propellers 4x ** HQ 5x4.3x3 V2S * Video Transmitter (VTX) ** Speedybee TX800 ** Runcam Link * Motor controller ** 4in1 ESC: Speedybee BLS 50A * Motors ** Xing2 2207 1855KV")
• 17:21, 15 November 2023 Mol talk contribs created page Lumate Seminari 15.11.2023 (Created page with " '''The role of computation, creative and critical thinking skills and practices in invention projects ''' Lecturer Perttu Ervelius, University of Helsinki * 4th graders, context of robotics (LEGO Spike) * What kind of affordances for critical, creatibe and computational thinking occurs during invention project * Lack of researcj in CreT and CriT * Pedagogical solution; design more engaging and effective projects * CreT: Divergent, Convergent, Inspirational, Lateral, Aes...")
• 11:12, 15 November 2023 Mol talk contribs created page File:Reddotsight barrel.svg
• 11:12, 15 November 2023 Mol talk contribs uploaded File:Reddotsight barrel.svg
• 10:25, 14 November 2023 Mol talk contribs created page File:Reddotsight.svg
• 10:25, 14 November 2023 Mol talk contribs uploaded File:Reddotsight.svg
• 09:53, 14 November 2023 Mol talk contribs created page Red dot sight (Created page with "== Introduction == Red dot sight is a reflector sight. Collimator sight- == Theory == Spherical partially reflecting mirror. Parallax free only at infinity. Optical system can be made to compensate for off axis spherical aberration. == References == https://en.wikipedia.org/wiki/Red_dot_sight")
• 23:34, 7 November 2023 Mol talk contribs created page DIY: Salad bowl accelerator (Created page with "== Introduction == https://www.scienceinschool.org/article/2017/particle-accelerator-your-salad-bowl/")
• 23:32, 7 November 2023 Mol talk contribs created page Experiment: Width of a hair (Created page with "== Introduction == Laser, black room, hair. https://www.snexplores.org/blog/eureka- lab/measure-width-your-hair-laser-pointer")
• 22:49, 7 November 2023 Mol talk contribs created page Experiment: Magnetic field on metal strips (Created page with "== Introduction == Two statives; make vertical aluminum folio strips, and attach a current to both. They will repel or attract depending on the direction of current. Replace other Al foil with a magnet. What happens?")
• 22:43, 7 November 2023 Mol talk contribs created page Experiment: Electricity in tape (Created page with "== Introduction == Two tape strips: attach to a board (or glass). Take them fast away and note that the tapes will repel each other. Two tape strips: attach one to a board (or glass) and the other on the first one. Take one both away from the board, and separate the stripes fast away and note that the tapes will attract each other.")
• 15:56, 18 October 2023 Mol talk contribs created page Fixing the Gas Burner (Created page with "== Introduction == Orifice is the name of the game. https://www.hunker.com/12616869/a-propane-orifice-vs-a-gas-orifice Propane vs piped gas in gas burner.")
• 21:45, 3 October 2023 Mol talk contribs created page Fibonacci bookshelf (Created page with "== Introduction == == Theory ==")
• 10:39, 30 September 2023 Mol talk contribs created page Pimoroni Galactic Unicorn Hello World (Created page with "== Introduction == 583 RGB leds in 53x11 grid. Raspberry Pi Pico W, speaker with amplifier, two (2) I2C Stemma/qt sensor sockets, a light sensor facing front and control buttons. == Connecting == == Programming ==")
• 11:46, 12 September 2023 Mol talk contribs created page File:Class.txt
• 11:46, 12 September 2023 Mol talk contribs uploaded File:Class.txt
• 11:44, 12 September 2023 Mol talk contribs created page File:Php mysql class4.png
• 11:44, 12 September 2023 Mol talk contribs uploaded File:Php mysql class4.png
• 11:43, 12 September 2023 Mol talk contribs created page File:Php mysql class3.png
• 11:43, 12 September 2023 Mol talk contribs uploaded File:Php mysql class3.png
• 11:42, 12 September 2023 Mol talk contribs created page File:Php mysql class2.png
• 11:42, 12 September 2023 Mol talk contribs uploaded File:Php mysql class2.png
• 11:41, 12 September 2023 Mol talk contribs created page File:Php mysql class1.png
• 11:41, 12 September 2023 Mol talk contribs uploaded File:Php mysql class1.png
• 11:10, 12 September 2023 Mol talk contribs created page File:Php mysql readThePassword.png
• 11:10, 12 September 2023 Mol talk contribs uploaded File:Php mysql readThePassword.png
• 16:21, 6 September 2023 Mol talk contribs created page NTC calibration and multiple temperature sensors (Created page with "== Introduction == Calibration of NTC sensors and different == NTC == Negative Temperature Coefficient, NTCLE100E3101JB0 or similar (MF52B NTC Thermistor). The NTC is connected in series with a "shunt" resistor, see Voltage Divider.")
• 13:41, 5 September 2023 Mol talk contribs created page File:Mikroskooppityoohje tulostettava.pdf
• 13:41, 5 September 2023 Mol talk contribs uploaded File:Mikroskooppityoohje tulostettava.pdf
• 13:38, 5 September 2023 Mol talk contribs created page File:Mikroskooppityoohje.svg
• 13:38, 5 September 2023 Mol talk contribs uploaded File:Mikroskooppityoohje.svg
• 14:26, 3 September 2023 Mol talk contribs created page File:Derby track.svg
• 14:26, 3 September 2023 Mol talk contribs uploaded File:Derby track.svg
• 13:52, 3 September 2023 Mol talk contribs created page File:Derby track gate.svg
• 13:52, 3 September 2023 Mol talk contribs uploaded File:Derby track gate.svg
• 11:18, 3 September 2023 Mol talk contribs created page Pinewood Derby Competition (Created page with "== Introduction == Pinewood derby competition (race). Männystä pieni mäkiauto. == Derby car == == The track from plywood == == Starting mechanism == == Finish line == == Physics ==")
• 16:44, 30 August 2023 Mol talk contribs created page Pressure in atmosphere (Created page with "== Introduction == ISO2533:1975 == International Standard Atmosphere == https://en.wikipedia.org/wiki/International_Standard_Atmosphere Earth's atmosphere's changes in * Pressure <math>P</math> * Temperature <math>T</math> * Density <math>\rho</math> * Viscosity <math>\eta</math> or <math>\mu</math> Hydrostatic balance <math> \frac{dP}{dh} = -\rho g </math> The ideal gas law <math> P = \rho R T </math>")
• 13:40, 30 August 2023 Mol talk contribs created page File:Diy flute.svg
• 13:40, 30 August 2023 Mol talk contribs uploaded File:Diy flute.svg
• 13:05, 30 August 2023 Mol talk contribs created page DIY: PVC Flute (Created page with "== Introduction == PVC Flute == Theory == == Instructions == * 30 mm same pipe; Cut in half. Mark the center * 410 mm electric pvc pipe. Locate 22 mm from the end; and glue the 30mm pipe. Drill the mark 9.5 mm drill bit. * 20 mm wood dowel as a block * Gradually shorten the pipe until you get A * Make the other holes. == References == Nicholas Brass https://www.youtube.com/watch?v=Obpa9bzpzvQ")