User contributions for Marcin
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28 December 2025
- 21:2221:22, 28 December 2025 diff hist +15 Marcin Log →Sun Dec 28, 2025
- 21:0821:08, 28 December 2025 diff hist +4 Open Source Everything Store →Summary current
- 21:0821:08, 28 December 2025 diff hist +81 Open Source Everything Store →Summary
- 21:0521:05, 28 December 2025 diff hist +40 N OSE Investment Prospectus Redirected page to Investment Prospectus 2026 current Tag: New redirect
- 21:0521:05, 28 December 2025 diff hist +85 Marcin Log →Sat Dec 27, 2025
- 00:0500:05, 28 December 2025 diff hist +194 Open Source Metal Rolling Conceptual Design No edit summary current
27 December 2025
- 23:5723:57, 27 December 2025 diff hist +41 Open Source Metal Rolling Conceptual Design No edit summary
- 23:3623:36, 27 December 2025 diff hist +303 N Open Source Metal Rolling Conceptual Design Created page with "=Small mill From 1/2" Rebar to 1/32" Sheet= *Use 3" rollers. *Use 4130 steel, not CR - needs to be hard. Heat treat it - heat and qeunch in oil. **Use an electric kiln for heat treat. Then quench oil at $20/gallon, not cheap but should last - [https://chatgpt.com/c/69505cb4-8ddc-832a-a7c1-e3619983a017]"
- 23:3623:36, 27 December 2025 diff hist −306 Hot Rolling →Small mill From 1/2" Rebar to 1/32" Sheet current
- 23:3623:36, 27 December 2025 diff hist +17 Hot Rolling →Small mill From 1/2" Rebar to 1/32" Sheet
- 23:3523:35, 27 December 2025 diff hist +8 Hot Rolling No edit summary
- 23:3523:35, 27 December 2025 diff hist +3,918 Hot Rolling No edit summary
- 23:2623:26, 27 December 2025 diff hist +94 Open Source Machining Center Industry Standards →Small current
- 23:2123:21, 27 December 2025 diff hist +55 Open Source Machining Center Industry Standards No edit summary
- 23:2023:20, 27 December 2025 diff hist +10 Open Source Machining Center Industry Standards No edit summary
- 23:1923:19, 27 December 2025 diff hist +102 Open Source Machining Center Industry Standards No edit summary
- 23:1923:19, 27 December 2025 diff hist +88 N Open Source Machining Center Industry Standards Created page with "=OLSK Large CNC= *Fab Lab Style - https://github.com/Open-Lab-Starter-Kit/OLSK-Large-CNC"
- 23:1823:18, 27 December 2025 diff hist +112 N Open Source Machining Center Conceptual Design Created page with "*Chat - [https://chatgpt.com/share/6950544a-9f4c-8010-b837-5f09bb39ea6a] - minimalist design with space frames *" current
- 23:1823:18, 27 December 2025 diff hist +3,982 N Open Source Vertical Machining Center Created page with "{{Subst:dev+|Open Source Machining Center}}" current
- 22:5422:54, 27 December 2025 diff hist +42 Marcin Log →Sat Dec 27, 2025
- 22:5122:51, 27 December 2025 diff hist +243 Hot Rolling →Small mill From 1/2" Rebar to 1/32" Sheet
- 22:2722:27, 27 December 2025 diff hist +46 Hot Rolling No edit summary
- 22:2222:22, 27 December 2025 diff hist +141 Hot Rolling →About
- 22:1922:19, 27 December 2025 diff hist +184 Hot Rolling No edit summary
- 22:1322:13, 27 December 2025 diff hist +171 Hot Rolling Removed redirect to Metal Roller Tag: Removed redirect
- 22:1222:12, 27 December 2025 diff hist +18 Marcin Log →Sat Dec 27, 2025
- 21:2921:29, 27 December 2025 diff hist −1,506 Engines →Gas current
- 21:2121:21, 27 December 2025 diff hist +1 Future Builders Academy Application →Step 2 – Video of Interest (VOI) current
- 21:1921:19, 27 December 2025 diff hist +74 Future Builders Academy Application →Step 2 – Video of Interest (VOI)
- 21:1221:12, 27 December 2025 diff hist +40 N Investment Prospectus Redirected page to Investment Prospectus 2026 current Tag: New redirect
- 21:1221:12, 27 December 2025 diff hist +46 Marcin Log →Fri Dec 26, 2025
- 04:0204:02, 27 December 2025 diff hist +29 Marcin Log →Fri Dec 26, 2025
- 03:3003:30, 27 December 2025 diff hist 0 N File:Osfd.png No edit summary current
- 03:3003:30, 27 December 2025 diff hist −1 Open Source Freeze Dryer No edit summary current
- 03:2903:29, 27 December 2025 diff hist +142 N Open Source Freeze Dryer Conceptual Design Created page with "https://docs.google.com/presentation/d/1CRMi-rRLbWSQO24l5HA1BLwcCfntgSHSDhOyBDtjmEg/edit?slide=id.g38678527fe9_1_17#slide=id.g38678527fe9_1_17" current
- 03:2903:29, 27 December 2025 diff hist +3,890 N Open Source Freeze Dryer Created page with "{{subst:Dev+|Open Source Freeze Dryer}}"
- 03:2803:28, 27 December 2025 diff hist −11 Freeze Dried Fruit Powders No edit summary current
- 03:2703:27, 27 December 2025 diff hist +31 Marcin Log →Fri Dec 26, 2025
26 December 2025
- 22:4622:46, 26 December 2025 diff hist +43 Open Source Heat Pump Calculations →Cost current
- 22:4522:45, 26 December 2025 diff hist +295 N Open Source Heat Pump Calculations Created page with "=Cost= Components $11k OSE, $5k industry standard, but installed industry standard is $15k. Real savings come from zero marginal energy cost and aeriveability over lifetime, with 30 year TCO of $17k OSE and $80k industry standard. https://chatgpt.com/share/694f053b-ac5c-8010-9abd-48733240b9d8"
- 22:0022:00, 26 December 2025 diff hist +87 Open Source Heat Pump Conceptual Design →Chat current
- 21:5321:53, 26 December 2025 diff hist −1,663 Open Source Heat Pump BOM No edit summary current
- 21:5121:51, 26 December 2025 diff hist +5,607 N Open Source Heat Pump BOM Created page with "= Open Heat Pump Module v1.0 = This page documents an open-hardware heat pump module built from **off-the-shelf, serviceable, replaceable HVAC parts**. The design is a **reversible 2-ton (≈24,000 BTU/h) R-410A heat pump** that can be integrated into air-to-water or water-loop hydraulic systems. == Goal == Create a modular, serviceable, repairable heat pump core using standardized refrigeration components that any trained technician can maintain without proprietary..."
- 21:4821:48, 26 December 2025 diff hist +220 Open Source Heat Pump Conceptual Design →Concept and Rollout
- 21:4621:46, 26 December 2025 diff hist +46 Marcin Log →Thu Dec 25, 2025
- 04:3704:37, 26 December 2025 diff hist +6 Marcin Log →Thu Dec 25, 2025
- 04:0604:06, 26 December 2025 diff hist +155 CNC Sawmill →Concept current
- 04:0004:00, 26 December 2025 diff hist +6 Marcin Log →Tue Dec 23, 2025
- 03:5603:56, 26 December 2025 diff hist +164 CNC Sawmill →Concept
- 03:3403:34, 26 December 2025 diff hist +314 CNC Sawmill →Concept