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From OHO - search engine for sustainable open hardware projects


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Axial Flow Turbine 25kW
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40




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Darrieus Turbine - 2m combined
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Darrieus Turbine Made of PVC Pipes
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40



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Floating Dome Biodigestor
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40



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Horizontal Shaft Turbine With Security Tail
Reference: https://www.youtube.com/watch?v=3ISx_n-zkFo
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Lattice Tower Mast for Wind Turbine
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Parabolic Solar Cooker with Aluminium Reflector
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Santa Cruz Solar Collector
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Savonius Rotor of 1m Diameter
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Savonius Rotor with Two Blade Levels
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


Sawdust Stove Made with a 20 L Tin Can
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Segner Turbine for 4m Pit
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40



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Solar Cooker - diameter 1.4m
Based on: https://www.youtube.com/watch?v=joJRrljm30g--
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Solar Food Dryer for Vegetables
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Solar Water Heater - Capacity 100L
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Solar Water Heater with Corrugated Metal Collector
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Solar Water Heater with Serpentine Collector
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Tubular Plastic Biodigester
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Vertical Axis Sail Windmill - Diameter 3 m
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40



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Wind Turbine with Vertical Metal Drum Sails
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Windmill Blades - Diameter 1.5 to 3 m
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Windmill Blades - Diameters 60 to 120 mm
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40


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Wood Cookstove Singer
   Contains PDF Blueprints: Yes
   Contains CAD Files: Yes
License: CCBYSA40















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2 Savonius windmill self build...
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






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7 do it yourself Solar Dehydrators You Can Make at Home - True Activist
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






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???? DIY Biogas digester low tech lifestyle
Toni shares his low-tech lifestyle and
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown








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BUILD WIND TURBINE from the... barrel ?
Step by step tutorial on how to build a solar panel
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown











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Biogas Plant Design Gobar Gas Design, Diagram, Construction at ...
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown















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Build a mini solar panel 2
Instructions to build a
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown
















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Build your own MPPT solar charge controller
In this video I put together an MPPT
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Build your own solar hot air collector and save a lot of money ???????? Part 1
Solar
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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Build your own wind turbine Conrad TechnikHelden
With a windmill
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Building Adjustable Solar Panel Rack For Our Tiny House Power
I built a second
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown










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Building a do it yourself Parabolic Solar Cooker RECOIL OFFGRID
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown










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Cheap solar collector for 40-70 ºC (its construction, cost of heat)
I made this
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown







Construction of mini hydraulic turbine
UNADM Wind and Hydropower Seminar.
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown





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DIY 12v 100Ah LiFePO4 Solar Battery for $555 2
Parts list and BMS Software (sponsored links): 100Ah
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






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DIY Biogas digester and storage
Inside the
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown












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DIY Solar Cooker: Attaching the Top and Accessories
The DIY
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






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DIY a Solar Cooker / Cook by Solar Energy
Hi friends today I am going to show How to make
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



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DIY best info on Solar panels for inground swimming pool
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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DIY flat plate solar collector from cheap solar pool heater
We know about these
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown








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Design and Assembly of Floating Water Wheel Turbine SolidWorks Tutorial Part 1 of 3
Complete
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Design and Assembly of Floating Water Wheel Turbine SolidWorks Tutorial Part 3 of 3
Complete
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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Design and Development of Sun Tracking Solar Panel
DESIGN
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



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Design and construction of a didactic linear Fresnel solar concentrator.
Mirror focus test of the
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown





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Design of a solar module structure AUTOCAD
design
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Design of a vertical wind turbine Savonius, Wind
Design
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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Development of a Pelton type turbine for generating electricity at an airport
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



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Diy Water turbine generator with dc motor - free energy generator
This is dc motor
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


















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Do it yourself Pelton Turbine. 350 Watt - GetLink Pro
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Do it yourself Pelton Turbine. 350 Watt 2
157,049
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



















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Do it yourself VWAT Savonius Rotor 2
Kleiner Savonius im Test. test
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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Do it yourself Water Bottle Wind Turbine: 5 Steps (with Pictures) - Instructables
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown





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Do it yourself Wind Turbines to Give Power to the Poors in Vietnam - Medium
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown


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Do it yourself Wind turbine Savonius rotor
3x50l barell. i havent installed generator yet.
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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Do it yourself small water turbine
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown











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EA RBA home sun dryer
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



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Easy to Build Water Turbine Generator From Junk
In this video, I build a water
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



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Eigenbau wind turbine Savonius 3
Timing belt driven by Conrad Elektronic 1: 5 ratio.
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown




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FLAT-PLATE COLLECTOR (UPDATED) FLAT-PLATE SOLAR COLLECTOR (
FLAT-PLATE COLLECTOR (UPDATED ) COLLECTOR
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown



 YTB.m6gMdkuXTLo.jpg
Fiji's simple tent-design solar dryer
Trialling out a simple
   Contains PDF Blueprints: No
   Contains CAD Files: No
License: unknown






OPEN HARDWARE OBSERVATORY 2020
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