http://www.instructables.com Member Feed Fri, 24 May 2013 23:49:17 PDT BLOX v1.01 http://www.instructables.com/id/Rapid-TP-dispenser-prank/
Rapid TP dispenser prank - More DIY How To Projects]]> /files/deriv/F9Q/TFSZ/H0AR6S39/F9QTFSZH0AR6S39.SQUARE2.jpg /files/deriv/F9Q/TFSZ/H0AR6S39/F9QTFSZH0AR6S39.SQUARE.jpg /files/deriv/F9Q/TFSZ/H0AR6S39/F9QTFSZH0AR6S39.SMALL.jpg EX8B25RH0C6MH6I WYE_Lance To truly prank somebody, you have to catch them off-guard. And where are people most susceptible to surprise?... A small project motor and 9V battery power a pulley belt (rubber band) which is attached to a roll of TP. When pulled on, even slightly, a toggle switch is flicked and the TP rapidly...
By: WYE_Lance

Continue Reading »]]> play Tue, 3 Apr 2012 22:00:01 PDT Rapid-TP-dispenser-prank http://www.instructables.com/id/How-to-Talk-to-Someone-Using-Ham-Radio/
How to Talk to Someone Using Ham Radio - More DIY How To Projects]]> /files/deriv/FRW/COIV/HAQ2V3ZS/FRWCOIVHAQ2V3ZS.SQUARE2.jpg /files/deriv/FRW/COIV/HAQ2V3ZS/FRWCOIVHAQ2V3ZS.SQUARE.jpg /files/deriv/FRW/COIV/HAQ2V3ZS/FRWCOIVHAQ2V3ZS.SMALL.jpg E8KMRJQHC3QC4FJ InventorManAlways Ham radio is cool, but it can be very nerve-wracking to talk to someone on ham radio. Talking to someone on ham radio is commonly known as a 'QSO' or a 'contact'.  Although it can seem really scary at first, you won't regret a moment of it. And after a few 'contacts', you'll be wanting to make more ...
By: InventorManAlways

Continue Reading »]]> technology Thu, 24 Jan 2013 13:00:03 PST How-to-Talk-to-Someone-Using-Ham-Radio http://www.instructables.com/id/3d-printed-Cookies/ /files/deriv/FT9/T31O/HBUZEL80/FT9T31OHBUZEL80.SQUARE2.jpg /files/deriv/FT9/T31O/HBUZEL80/FT9T31OHBUZEL80.SQUARE.jpg /files/deriv/FT9/T31O/HBUZEL80/FT9T31OHBUZEL80.SMALL.jpg E5SOI9PHBUZGK3X vorwaertz 3D PRINTED CHRISTMAS COOKIES Printer is a modyfied BFB Rapman extruder: UNFOLD Claystruder 1.1 thingiverse.com/thing:3604 software: Rhino , Skeinforge I expordet the file as a single surface to make suhre to have a single extrution  line Spritz Cookies: 1 cup (227 grams) unsalted butter, room ...
By: vorwaertz

Continue Reading »]]> food Wed, 16 Jan 2013 10:00:00 PST 3d-printed-Cookies http://www.instructables.com/id/How-to-Judge-a-Contest/
How to Judge a Contest - More DIY How To Projects]]> /files/deriv/FXO/OG3D/HCB8KFFC/FXOOG3DHCB8KFFC.SQUARE2.jpg /files/deriv/FXO/OG3D/HCB8KFFC/FXOOG3DHCB8KFFC.SQUARE.jpg /files/deriv/FXO/OG3D/HCB8KFFC/FXOOG3DHCB8KFFC.SMALL.jpg EQHQCVOHA4MKL7P Carleyy At this point you have been asked by the Instructables staff to help judge a contest.  You may be a professional outside of the Instructables community, prolific author, or a past contest winner. Your input as a judge is invaluable to the Instructable community and helps us to run the best contests...
By: Carleyy

Continue Reading »]]> living Fri, 8 Feb 2013 11:00:01 PST How-to-Judge-a-Contest http://www.instructables.com/id/How-To-Easy-Sand-Cast-3D-Printed-Objects/
How To Sand Cast 3D Printed Objects - More DIY How To Projects]]> /files/deriv/FA7/ITUK/HAQ313N2/FA7ITUKHAQ313N2.SQUARE2.jpg /files/deriv/FA7/ITUK/HAQ313N2/FA7ITUKHAQ313N2.SQUARE.jpg /files/deriv/FA7/ITUK/HAQ313N2/FA7ITUKHAQ313N2.SMALL.jpg EFBK6XBHBFFJGIG Li Sashay       As anyone with access to a 3D printer knows, it's relatively easy to print off custom designs from the printer in a few minutes or hours. However, many people come up short in how to translate these fragile plastic pieces into actual working parts on a budget. This instructable is courtesy of ...
By: Li Sashay

Continue Reading »]]> technology Sat, 12 Jan 2013 06:30:02 PST How-To-Easy-Sand-Cast-3D-Printed-Objects http://www.instructables.com/id/Arduino-controlled-Ping-Pong-Balls-Launcher/
Arduino controlled Ping Pong Balls Launcher - More DIY How To Projects]]> /files/deriv/FZD/LJON/H6MF42AQ/FZDLJONH6MF42AQ.SQUARE2.jpg /files/deriv/FZD/LJON/H6MF42AQ/FZDLJONH6MF42AQ.SQUARE.jpg /files/deriv/FZD/LJON/H6MF42AQ/FZDLJONH6MF42AQ.SMALL.jpg EN9UCU0H5JVXUTC XicoMBD Hi everyone! This is a ping pong balls launcher designed to be controlled by an arduino. It uses a servo to dispense the balls and two motors with wheels to give speed and shoot them. All the pieces can be printed using an 3D printed and the base can be done using a CNC or a laser cutter. You ca...
By: XicoMBD

Continue Reading »]]> technology Tue, 4 Sep 2012 15:00:01 PDT Arduino-controlled-Ping-Pong-Balls-Launcher http://www.instructables.com/id/Marble-Pump-3D-Print/ /files/deriv/FM4/RIV5/H7UR8N9T/FM4RIV5H7UR8N9T.SQUARE2.jpg /files/deriv/FM4/RIV5/H7UR8N9T/FM4RIV5H7UR8N9T.SQUARE.jpg /files/deriv/FM4/RIV5/H7UR8N9T/FM4RIV5H7UR8N9T.SMALL.gif EG3Z6A4H7UQJM3I Tomdf This marble pump takes in marbles from one side of the mechanism and pops them out the other. It is intended to be used as the heart of more elaborate marble contraptions, pumping marbles up through a channel so they can then loop through the machine before returning to the pump's intake. The model...
By: Tomdf

Continue Reading »]]> technology Fri, 7 Dec 2012 22:30:02 PST Marble-Pump-3D-Print http://www.instructables.com/id/Polargraph-Drawing-Machine/
Polargraph Drawing Machine - More DIY How To Projects]]> /files/deriv/FM6/WHGM/GUZZWC92/FM6WHGMGUZZWC92.SQUARE2.jpg /files/deriv/FM6/WHGM/GUZZWC92/FM6WHGMGUZZWC92.SQUARE.jpg /files/deriv/FM6/WHGM/GUZZWC92/FM6WHGMGUZZWC92.SMALL.jpg E1VOV8VGUKARQFD Euphy This machine, a variation on the hanging-pen plotter is a conspicuous and wilfully naive attempt to break out of the pristine, pixel perfect, colour-corrected space that exists inside our computers. It's a drawing machine, that takes a pen (a human tool) and uses it to draw in a singularly robotic w...
By: Euphy

Continue Reading »]]> technology Sun, 12 May 2013 03:00:03 PDT Polargraph-Drawing-Machine http://www.instructables.com/id/A-Preamplifier-for-Smartphone-Oscilloscopes/
A Preamplifier for Smartphone Oscilloscopes - More DIY How To Projects]]> /files/deriv/FEW/BR2C/H3QFJES4/FEWBR2CH3QFJES4.SQUARE2.jpg /files/deriv/FEW/BR2C/H3QFJES4/FEWBR2CH3QFJES4.SQUARE.jpg /files/deriv/FEW/BR2C/H3QFJES4/FEWBR2CH3QFJES4.SMALL.jpg EU5JYPPH3XME4CI chipstein I am a certified oscilloscope nut, who owns more of them than he needs and is always looking for another one. So when I learned that cheap scope and frequency analysis programs are available for smartphones I was smitten.  Unfortunately, the practical utility of the software by itself is limited. A ...
By: chipstein

Continue Reading »]]> technology Thu, 3 Jan 2013 17:30:01 PST A-Preamplifier-for-Smartphone-Oscilloscopes http://www.instructables.com/id/Gas-powered-pencil-sharpener-for-students-that-sp/
Gas powered pencil sharpener- for students that spend the entire class sharpening a pencil. - More DIY How To Projects]]> /files/deriv/FA9/WG9K/H1Y0EH0V/FA9WG9KH1Y0EH0V.SQUARE2.jpg /files/deriv/FA9/WG9K/H1Y0EH0V/FA9WG9KH1Y0EH0V.SQUARE.jpg /files/deriv/FA9/WG9K/H1Y0EH0V/FA9WG9KH1Y0EH0V.SMALL.jpg EZX3FQOH1Y07GY0 dorkpunch Every now and then, a student will spend a big chunk of class making sure his/her pencil is SHARP.  For some reason, after a particularly long day, I was vegging at my desk staring blank-eyed at my pencil sharpener.  It was one of those *LIGHT-BULB!!!!* moments. You, too, can have a gas powered pen...
By: dorkpunch

Continue Reading »]]> play Wed, 9 May 2012 02:37:00 PDT Gas-powered-pencil-sharpener-for-students-that-sp http://www.instructables.com/id/Wii-Kart-of-Awesomeness-Instructable/ /files/deriv/F02/5VVT/H19RTGTK/F025VVTH19RTGTK.SQUARE2.jpg /files/deriv/F02/5VVT/H19RTGTK/F025VVTH19RTGTK.SQUARE.jpg /files/deriv/F02/5VVT/H19RTGTK/F025VVTH19RTGTK.SMALL.jpg ENIJCXEH1AH78ID cfleis1 Wii Kart Wii Kart is a wireless controlled go-kart with an off-the-shelf Wii Remote serving as the controller. Two 250 Watt DC motors provide a top speed of 15 mph.  The Wiii Kart was built in a residential garage using common hobbyist tools and resources. This website will provide all the informati...
By: cfleis1

Continue Reading »]]> technology Thu, 31 May 2012 14:00:12 PDT Wii-Kart-of-Awesomeness-Instructable http://www.instructables.com/id/Making-a-3D-print-of-a-real-object-using-123D-Catc/
Making a 3D print of a real object using 123D Catch and Meshmixer - More DIY How To Projects]]> /files/deriv/FWZ/QIU0/H1DRXS8Q/FWZQIU0H1DRXS8Q.SQUARE2.jpg /files/deriv/FWZ/QIU0/H1DRXS8Q/FWZQIU0H1DRXS8Q.SQUARE.jpg /files/deriv/FWZ/QIU0/H1DRXS8Q/FWZQIU0H1DRXS8Q.SMALL.jpg ENQPJ1BH19RTAOA gpvillamil Hi everyone! In this instructable, I'll be showing you (in some detail) how to a make a 3D printed copy of a real object, starting with capturing it with 123D Catch, refining it using Meshmixer, and then printing using a Makerbot (or any other 3D printer). You'll need: A camera (even a smartp...
By: gpvillamil

Continue Reading »]]> technology Tue, 24 Apr 2012 02:37:01 PDT Making-a-3D-print-of-a-real-object-using-123D-Catc http://www.instructables.com/id/New-Guard-for-a-Trouble-or-Work-Light/
New Guard for a Trouble or Work Light - More DIY How To Projects]]> /files/deriv/FCT/OWI7/GUI4VUS5/FCTOWI7GUI4VUS5.SQUARE2.jpg /files/deriv/FCT/OWI7/GUI4VUS5/FCTOWI7GUI4VUS5.SQUARE.jpg /files/deriv/FCT/OWI7/GUI4VUS5/FCTOWI7GUI4VUS5.SMALL.jpg EJKS5N1GUI4VUL1 Phil B This is my trouble light, also known as a work light. It needed a new guard to protect the bulb. I decided to make my own, even though I could have ordered one. My local hardware store did not have one, even though their parent company's web site shows some of their stores stock them. I also noticed...
By: Phil B

Continue Reading »]]> workshop Thu, 3 Nov 2011 02:37:06 PDT New-Guard-for-a-Trouble-or-Work-Light http://www.instructables.com/id/Homemade-Mini-Press-Brake/
Homemade Mini Bend Brake - More DIY How To Projects]]> /files/deriv/F1W/JHXK/GZ9NVUPS/F1WJHXKGZ9NVUPS.SQUARE2.jpg /files/deriv/F1W/JHXK/GZ9NVUPS/F1WJHXKGZ9NVUPS.SQUARE.jpg /files/deriv/F1W/JHXK/GZ9NVUPS/F1WJHXKGZ9NVUPS.SMALL.jpg EB8XMMXGZ8T34CO Improbable Construct In this Instructable I will show you how I made a Mini Bend Brake to bend some 1/16" aluminum. I needed to make clean straight bends in strips of aluminum for my Hidden Bookshelf Light Switch. I had pretty good luck bending the aluminum in my bench vise, but it was hard to keep the bends square an...
By: Improbable Construct

Continue Reading »]]> workshop Wed, 21 Mar 2012 08:30:01 PDT Homemade-Mini-Press-Brake http://www.instructables.com/id/Using-SEO-to-increase-an-Instructables-views/
Using SEO to increase an Instructable's views - More DIY How To Projects]]> /files/deriv/F54/TUDX/GYC4S8CR/F54TUDXGYC4S8CR.SQUARE2.jpg /files/deriv/F54/TUDX/GYC4S8CR/F54TUDXGYC4S8CR.SQUARE.jpg /files/deriv/F54/TUDX/GYC4S8CR/F54TUDXGYC4S8CR.SMALL.jpg ESR5T4TGDTLNEFZ Jayefuu Want to increase the traffic to your Instructables from search engines like Google, Bing or Yahoo? This Instructable provides tips and hints on how to optimise your Instructables to boost them up search results pages. Doing so is very worthwhile considering that more than 60% of Instructable's traf...
By: Jayefuu

Continue Reading »]]> technology Wed, 8 Feb 2012 02:37:16 PST Using-SEO-to-increase-an-Instructables-views http://www.instructables.com/id/The-New-and-Improved-Brushless-Electric-Scooter-Po/
The New and Improved Brushless Electric Scooter Power System Guide - More DIY How To Projects]]> /files/deriv/F9I/WVS1/GNSAD6KE/F9IWVS1GNSAD6KE.SQUARE2.jpg /files/deriv/F9I/WVS1/GNSAD6KE/F9IWVS1GNSAD6KE.SQUARE.jpg /files/deriv/F9I/WVS1/GNSAD6KE/F9IWVS1GNSAD6KE.SMALL.jpg EGAFC9PGNSAD6K9 teamtestbot In 2008, I put together a guide on Instructables about upgrading the power system of your small personal electric vehicle . It was a primer on the basics of an electric vehicle power system and offered resources and tips specific to compact electric scooter conversion. As of right now, it has a soli...
By: teamtestbot

Continue Reading »]]> technology Sun, 23 Dec 2012 03:30:02 PST The-New-and-Improved-Brushless-Electric-Scooter-Po http://www.instructables.com/id/Concrete-Countertops-for-the-Kitchen---Solid-Surfa/
Concrete Countertops for the Kitchen - Solid Surface on the Cheap - More DIY How To Projects]]> http://cdn.instructables.com/FCM/TGEJ/F4C0MK1Z/FCMTGEJF4C0MK1Z.SQUARE2.jpg http://cdn.instructables.com/FCM/TGEJ/F4C0MK1Z/FCMTGEJF4C0MK1Z.SQUARE.jpg http://cdn.instructables.com/FCM/TGEJ/F4C0MK1Z/FCMTGEJF4C0MK1Z.SMALL.jpg ET8EG3YF4C511CU doubleabattery So I wanted to redo the kitchen in my 1916 Foursquare and I was bored with all the countertop options. Unless you're getting formica, they all cost about the same as granite or marble, look just like granite or marble, and are as typically typical as granite or marble. The one material that I found...
By: doubleabattery

Continue Reading »]]> living Mon, 14 Nov 2011 08:00:03 PST Concrete-Countertops-for-the-Kitchen---Solid-Surfa http://www.instructables.com/id/Make-Your-Own-Miniature-Electric-Hub-Motor/
Make Your Own Miniature Electric Hub Motor - More DIY How To Projects]]> http://cdn.instructables.com/FD7/4LYB/G51GEOJV/FD74LYBG51GEOJV.SQUARE2.jpg http://cdn.instructables.com/FD7/4LYB/G51GEOJV/FD74LYBG51GEOJV.SQUARE.jpg http://cdn.instructables.com/FD7/4LYB/G51GEOJV/FD74LYBG51GEOJV.SMALL.jpg EAF590ZG51GEOJ7 teamtestbot In-wheel electric drive motors represent an effective method of providing propulsion to vehicles which otherwise were not designed to have driven wheels. That is, they're great for EV hacking and conversion. They're compact and modular, require no support of rotating axles from the parent vehicle, ...
By: teamtestbot

Continue Reading »]]> technology Wed, 28 Mar 2012 20:00:01 PDT Make-Your-Own-Miniature-Electric-Hub-Motor http://www.instructables.com/id/Ultimate-Guide-to-Making-a-Cheap-but-Effective-Alu/
Ultimate Guide to Making a Cheap but Effective Aluminium Forge. - More DIY How To Projects]]> /files/deriv/FCD/V9CK/F9N26RTZ/FCDV9CKF9N26RTZ.SQUARE2.jpg /files/deriv/FCD/V9CK/F9N26RTZ/FCDV9CKF9N26RTZ.SQUARE.jpg /files/deriv/FCD/V9CK/F9N26RTZ/FCDV9CKF9N26RTZ.SMALL.jpg E7GZOZTF9N26RU6 Shark500 There are many guides and many ideas I've collected and, being that I completed this (the first one... I made a completely new setup just for this instructible... you should feel special.) within two days and most importantly... cheaply. My cousin /assistant / camera man and I created this instruct...
By: Shark500

Continue Reading »]]> play Thu, 24 Mar 2011 11:30:44 PDT Ultimate-Guide-to-Making-a-Cheap-but-Effective-Alu http://www.instructables.com/id/Build-a-solar-hot-dog-cooker/
Build a solar hot dog cooker - More DIY How To Projects]]> http://cdn.instructables.com/FCK/N9Q8/F54HOE18/FCKN9Q8F54HOE18.SQUARE2.jpg http://cdn.instructables.com/FCK/N9Q8/F54HOE18/FCKN9Q8F54HOE18.SQUARE.jpg http://cdn.instructables.com/FCK/N9Q8/F54HOE18/FCKN9Q8F54HOE18.SMALL.jpg EMOVKTIF54HOE1P iwilltry This is a parabolic cooker I built a while ago, so unfortunately I can't show step by step photos of it's construction. However, it's relatively easy to see how it was put together. It makes a great science project. Unlike most, you'll actually get some use out of it afterwards. Some of the princi...
By: iwilltry

Continue Reading »]]> food Mon, 4 Apr 2011 17:00:26 PDT Build-a-solar-hot-dog-cooker http://www.instructables.com/id/Bring-Dead-Ni-Cad-Batteries-Back-To-Life/
Bring Dead Ni-Cad Batteries Back To Life - More DIY How To Projects]]> /files/deriv/FWR/2VXG/FNZAEJ8R/FWR2VXGFNZAEJ8R.SQUARE2.jpg /files/deriv/FWR/2VXG/FNZAEJ8R/FWR2VXGFNZAEJ8R.SQUARE.jpg /files/deriv/FWR/2VXG/FNZAEJ8R/FWR2VXGFNZAEJ8R.SMALL.jpg ECE6G63FNZAEJ52 Plasmana Are you tired of having your Ni-Cad batteries that refused to charge and simply die?So what do you do with them when they die? Just throw them in the trash - which harms the environment? Or just take them to a recycling facility for them to be recycled?Well, here is the best solution, bring your dea...
By: Plasmana

Continue Reading »]]> technology Sun, 20 Mar 2011 00:30:23 PDT Bring-Dead-Ni-Cad-Batteries-Back-To-Life http://www.instructables.com/id/Bow---Homemade-Foam-Shooting-Rifle/
+Bow - Homemade Spring-Powered Nerf Rifle - More DIY How To Projects]]> /files/deriv/F12/KY96/FB11L0DH/F12KY96FB11L0DH.SQUARE2.jpg /files/deriv/F12/KY96/FB11L0DH/F12KY96FB11L0DH.SQUARE.jpg /files/deriv/F12/KY96/FB11L0DH/F12KY96FB11L0DH.SMALL.jpg EI60F09FB11L0D6 CaptainSlug SpecificationsLength: 36 inchesWeight: 2lbPlunger load: 18-32lbSpring load maximum: 38lbOptimal Barrel Length: 12 inchesPerformancePlunger rod has three notches affording different load rates which gives the user different range options.Distances averaged28lb Pull: 140 feet22lb Pull: 110 feet16lb P...
By: CaptainSlug

Continue Reading »]]> play Sun, 27 Mar 2011 17:00:35 PDT Bow---Homemade-Foam-Shooting-Rifle http://www.instructables.com/id/Gas-to-Electric-GoCart-Conversion-150cc-2-seater/
Gas to Electric GoCart Conversion - 150cc 2 seater gocart. - More DIY How To Projects]]> /files/deriv/F3V/Y2B9/FMMCW14P/F3VY2B9FMMCW14P.SQUARE2.jpg /files/deriv/F3V/Y2B9/FMMCW14P/F3VY2B9FMMCW14P.SQUARE.jpg /files/deriv/F3V/Y2B9/FMMCW14P/F3VY2B9FMMCW14P.SMALL.jpg EXNDNLRFMMCW14F nicholast I have a 150cc 2 Seater gas gocart that I used for about 2 years. The starter motor stripped a gear 3 months ago and I decided to convert it to Electric Power rather than fix the gas engine.Parts list:Controller - $300Motor - From old golfcart ($600 in store)Wire - $20Misc nuts/bolts - Already had ...
By: nicholast

Continue Reading »]]> workshop Sat, 19 Mar 2011 23:30:23 PDT Gas-to-Electric-GoCart-Conversion-150cc-2-seater http://www.instructables.com/id/Single-Wheeled-Bike-Trailer/
Single Wheeled Bike Trailer - More DIY How To Projects]]> /files/deriv/FYT/1ULA/FMSGH074/FYT1ULAFMSGH074.SQUARE2.jpg /files/deriv/FYT/1ULA/FMSGH074/FYT1ULAFMSGH074.SQUARE.jpg /files/deriv/FYT/1ULA/FMSGH074/FYT1ULAFMSGH074.SMALL.jpg EA1EC5TFMMD0OUY samfelis Tired of bumbling along single track trails with two tires on your trailer fighting for the track? Too full of pride to plunk down the dough for a store-bought one? Never again. With this instructable, you'll be the envy of the trail.I built this trailer to use on my recent ride down the C&O Cana...
By: samfelis

Continue Reading »]]> outside Sun, 27 Mar 2011 04:00:10 PDT Single-Wheeled-Bike-Trailer http://www.instructables.com/id/Build-your-own-solar-powered-mobile-phone/
Build your own DIY solar powered mobile phone - More DIY How To Projects]]> /files/deriv/FL8/W3OI/FMEGEW5X/FL8W3OIFMEGEW5X.SQUARE2.jpg /files/deriv/FL8/W3OI/FMEGEW5X/FL8W3OIFMEGEW5X.SQUARE.jpg /files/deriv/FL8/W3OI/FMEGEW5X/FL8W3OIFMEGEW5X.SMALL.gif ELD64EQFLROL1I8 Corrugator Supercilii This Instructables describes in detail how to build your own solar powered mobile phone. Linear Technology article discussing solar charging, using maximum power tracking - see extracts http://cds.linear.com/docs/LT%20Journal/LTMag-V19N4-04-LT3652-JimDrew.pdf The idea dates back to 2002 when I wa...
By: Corrugator Supercilii

Continue Reading »]]> outside Mon, 22 Aug 2011 02:30:02 PDT Build-your-own-solar-powered-mobile-phone http://www.instructables.com/id/Build-a-60-Watt-Solar-Panel/
Build a 60 Watt Solar Panel - More DIY How To Projects]]> /files/deriv/FI3/EALB/FKX1AIAF/FI3EALBFKX1AIAF.SQUARE2.jpg /files/deriv/FI3/EALB/FKX1AIAF/FI3EALBFKX1AIAF.SQUARE.jpg /files/deriv/FI3/EALB/FKX1AIAF/FI3EALBFKX1AIAF.SMALL.jpg ECPNAXSFKX1AIBI mdavis19 Several years ago I bought some remote property in Arizona. I am an astronomer and wanted a place to practice my hobby far away from the terrible light pollution found near cities of any real size. I found a great piece of property. The problem is, it's so remote that there is no electric service av...
By: mdavis19

Continue Reading »]]> workshop Thu, 17 Mar 2011 23:00:56 PDT Build-a-60-Watt-Solar-Panel http://www.instructables.com/id/Low-Cost-Hobby-Servo-XY-Table/
Low Cost Hobby Servo XY Table - More DIY How To Projects]]> /files/deriv/FCP/RKBO/FKR11AAX/FCPRKBOFKR11AAX.SQUARE2.jpg /files/deriv/FCP/RKBO/FKR11AAX/FCPRKBOFKR11AAX.SQUARE.jpg /files/deriv/FCP/RKBO/FKR11AAX/FCPRKBOFKR11AAX.SMALL.jpg EQ665TQFKD1HMI7 CarlS For this project, we wanted to build a lower cost, lower precision XY table for an installation at TeleToyland. The goal is to allow web users to draw shapes in a sand box, so we wanted a simple XY table that is easy to control from a web application. Since we already have the Web to Hobby Servo con...
By: CarlS

Continue Reading »]]> Tue, 7 May 2013 00:02:09 PDT Low-Cost-Hobby-Servo-XY-Table http://www.instructables.com/id/Measure-the-drag-coefficient-of-your-car/
Measure the drag coefficient of your car - More DIY How To Projects]]> http://cdn.instructables.com/FDD/HD1J/F5Y3TMFE/FDDHD1JF5Y3TMFE.SQUARE2.jpg http://cdn.instructables.com/FDD/HD1J/F5Y3TMFE/FDDHD1JF5Y3TMFE.SQUARE.jpg http://cdn.instructables.com/FDD/HD1J/F5Y3TMFE/FDDHD1JF5Y3TMFE.SMALL.jpg ELEE7STF5Y3TMFK iwilltry The purpose of this experiment is to determine your vehicle's drag coefficient Cd and coefficient of rolling resistance Crr. This is done by measuring your vehicle's speed as a function of time while coasting in neutral. Why would you want to know Cd and Crr for your vehicle? Well, suppose you're i...
By: iwilltry

Continue Reading »]]> workshop Tue, 3 May 2011 01:00:11 PDT Measure-the-drag-coefficient-of-your-car http://www.instructables.com/id/Solarize-your-backpack-and-power-all-your-gizmos/
Solarize your backpack and power all your gizmos - More DIY How To Projects]]> /files/deriv/FDX/8DXX/FJNEJ3DM/FDX8DXXFJNEJ3DM.SQUARE2.jpg /files/deriv/FDX/8DXX/FJNEJ3DM/FDX8DXXFJNEJ3DM.SQUARE.jpg /files/deriv/FDX/8DXX/FJNEJ3DM/FDX8DXXFJNEJ3DM.SMALL.jpg ECIHPCDFJNEJ3DP Kajnjaps In this instructable I'll show you how to build a detachable solar panel and battery charger for your backpack. This can power or charge all your gadgets (cell phone, mp3 player...) while on the road. HAMs can use it to power small QRP transmitters and receivers on a field day etc. I was inspired by...
By: Kajnjaps

Continue Reading »]]> workshop Sat, 19 Mar 2011 09:00:47 PDT Solarize-your-backpack-and-power-all-your-gizmos http://www.instructables.com/id/SPREE-Solar-Photovoltaic-Renewable-Electron-/
S.P.R.E.E. (Solar Photovoltaic Renewable Electron Encapsulator), a Compact, Durable, and Portable Solar Energy Generator - More DIY How To Projects]]> /files/deriv/FP4/QULL/FJD52E8I/FP4QULLFJD52E8I.SQUARE2.jpg /files/deriv/FP4/QULL/FJD52E8I/FP4QULLFJD52E8I.SQUARE.jpg /files/deriv/FP4/QULL/FJD52E8I/FP4QULLFJD52E8I.SMALL.jpg E86EPL2FJADQD54 charlitron For under $160 you can construct a S.P.R.E.E. to harness clean carbon-free solar electricity to power your portable electronic devices.Project: S.P.R.E.E. (Solar Photovoltaic Renewable Electron Encapsulator), is an experiment in alternative energy and solar generated electricty.The impetus for cons...
By: charlitron

Continue Reading »]]> workshop Thu, 17 Mar 2011 23:30:54 PDT SPREE-Solar-Photovoltaic-Renewable-Electron- http://www.instructables.com/id/How-to-Take-Great-Pictures-1/ /files/deriv/FXP/KL2D/GP7IIC9R/FXPKL2DGP7IIC9R.SQUARE2.jpg /files/deriv/FXP/KL2D/GP7IIC9R/FXPKL2DGP7IIC9R.SQUARE.jpg /files/deriv/FXP/KL2D/GP7IIC9R/FXPKL2DGP7IIC9R.SMALL.jpg O52LV4BGP7II2S3 randofo Learning how to take great pictures could take a lifetime. After all, photography is an art form and like all art forms, it takes time, patience and practice to master. There is not one clear path to taking great pictures and a lot of it comes down to the intuition of the photographer and how it res...
By: randofo

Continue Reading »]]> technology Mon, 24 Oct 2011 16:25:44 PDT How-to-Take-Great-Pictures-1