Instructables: exploring - technology - technologies http://www.instructables.com Mon, 22 Sep 2014 11:24:39 PDT BLOX v1.01 Calculating Resistor Values for LEDs in Series http://www.instructables.com/id/Calculating-Resistor-Values-for-LEDs-in-Series/
Calculating Resistor Values for LEDs in Series - More DIY How To Projects]]> http://cdn.instructables.com/FA4/6E28/HYZX8SZE/FA46E28HYZX8SZE.SQUARE2.jpg http://cdn.instructables.com/FA4/6E28/HYZX8SZE/FA46E28HYZX8SZE.SQUARE.jpg http://cdn.instructables.com/FA4/6E28/HYZX8SZE/FA46E28HYZX8SZE.SMALL.gif A_Teacher R = ( VS - ( VL x n )) / I The calculation of how a resistor reduces Voltage (pressure), is very important in electronics. The value of the correct Resistor for LEDs in Series is the Supply Voltage (pressure) ...
By: A_Teacher

Continue Reading »]]>
Sun, 17 Aug 2014 05:54:57 PDT
555 RGB Rainbow LED Driver (NOT using a 4029) http://www.instructables.com/id/RGB-Rainbow-LED-Driver-An-Alternative-NOT-done-wit/
555 RGB Rainbow LED Driver (NOT using a 4029) - More DIY How To Projects]]> http://cdn.instructables.com/FCD/RYOQ/HYZX8683/FCDRYOQHYZX8683.SQUARE2.jpg http://cdn.instructables.com/FCD/RYOQ/HYZX8683/FCDRYOQHYZX8683.SQUARE.jpg http://cdn.instructables.com/FCD/RYOQ/HYZX8683/FCDRYOQHYZX8683.SMALL.gif A_Teacher | A_Teacher |Ok, so as far as I can tell, this is a unique brand NEW design. The project is in a few contests on instructables at the moment, if you like what I have made, please Vote for it.Calling all Space Cadets: As a way of motivating folks to make the project, I am currently giving away a ...
By: A_Teacher

Continue Reading »]]>
Thu, 14 Aug 2014 04:48:27 PDT
Interactive Quilt http://www.instructables.com/id/Interactive-Quilt/
Interactive Quilt - More DIY How To Projects]]> http://cdn.instructables.com/FAH/GYON/HFSH595I/FAHGYONHFSH595I.SQUARE2.jpg http://cdn.instructables.com/FAH/GYON/HFSH595I/FAHGYONHFSH595I.SQUARE.jpg http://cdn.instructables.com/FAH/GYON/HFSH595I/FAHGYONHFSH595I.SMALL.jpg kncjdavis This project is a hanging, interactive quilt for my 8 year-old daughter.  Each section of the quilt requires her to do something to activate either the lights or the sounds.   Materials Needed For Quilt: Fabric -5 colors for background -Backing & binding (about 1 yard) -flowers -leaves -clouds -f...
By: kncjdavis

Continue Reading »]]>
Wed, 1 May 2013 21:06:14 PDT
LED Music Cube 3x3x3 http://www.instructables.com/id/LED-Music-Cube-3x3x3/ http://cdn.instructables.com/FGA/CK08/HLPS532F/FGACK08HLPS532F.SQUARE2.jpg http://cdn.instructables.com/FGA/CK08/HLPS532F/FGACK08HLPS532F.SQUARE.jpg http://cdn.instructables.com/FGA/CK08/HLPS532F/FGACK08HLPS532F.SMALL.jpg gm93d LED Music Cube 3x3x3
By: gm93d

Continue Reading »]]>
Fri, 8 Feb 2013 05:37:44 PST
LED music 2.0 http://www.instructables.com/id/LED-music-20/ http://cdn.instructables.com/FYU/Y599/HCV91L43/FYUY599HCV91L43.SQUARE2.jpg http://cdn.instructables.com/FYU/Y599/HCV91L43/FYUY599HCV91L43.SQUARE.jpg http://cdn.instructables.com/FYU/Y599/HCV91L43/FYUY599HCV91L43.SMALL.jpg gm93d LED music 2.0
By: gm93d

Continue Reading »]]>
Fri, 8 Feb 2013 05:32:34 PST
How to verify if a power supply is out of order / Comment verifier si une alimentation est HS http://www.instructables.com/id/How-to-verify-if-a-power-supply-is-out-of-order-/
How to verify if a power supply is out of order / Comment verifier si une alimentation est HS - More DIY How To Projects]]> http://cdn.instructables.com/FGZ/TLPT/GWOSAN20/FGZTLPTGWOSAN20.SQUARE2.jpg http://cdn.instructables.com/FGZ/TLPT/GWOSAN20/FGZTLPTGWOSAN20.SQUARE.jpg http://cdn.instructables.com/FGZ/TLPT/GWOSAN20/FGZTLPTGWOSAN20.SMALL.jpg Sydneysyd In this document, we are going to verify if a PC Power Supply is still good. What you need: - A paper clip - The Power Cable. - The power supply - Electricity ! ___________________________________________________________________________ Dans ce document nous allons voir comment vérifier que votre...
By: Sydneysyd

Continue Reading »]]>
Wed, 28 Dec 2011 07:13:41 PST
USB Biofeedback Game Controller http://www.instructables.com/id/USB-Biofeedback-Game-Controller/
USB Biofeedback Game Controller - More DIY How To Projects]]> http://cdn.instructables.com/FWN/RYX6/GW3WR9I9/FWNRYX6GW3WR9I9.SQUARE2.jpg http://cdn.instructables.com/FWN/RYX6/GW3WR9I9/FWNRYX6GW3WR9I9.SQUARE.jpg http://cdn.instructables.com/FWN/RYX6/GW3WR9I9/FWNRYX6GW3WR9I9.SMALL.jpg Gundanium Building upon our last tutorial, which taught you how to build a muscle sensor, we've decided to give you a project that really showcases the power of our muscle (EMG) sensors. Advancer Technologies’ “USB Biofeedback Game Controller” harnesses the power of electromyography to allow players to direct...
By: Gundanium

Continue Reading »]]>
Thu, 15 Dec 2011 05:17:28 PST
DIY Muscle Sensor / EMG Circuit for a Microcontroller http://www.instructables.com/id/Muscle-EMG-Sensor-for-a-Microcontroller/
DIY Muscle Sensor / EMG Circuit for a Microcontroller - More DIY How To Projects]]> http://cdn.instructables.com/F8U/Z7AI/GPBDFC9T/F8UZ7AIGPBDFC9T.SQUARE2.jpg http://cdn.instructables.com/F8U/Z7AI/GPBDFC9T/F8UZ7AIGPBDFC9T.SQUARE.jpg http://cdn.instructables.com/F8U/Z7AI/GPBDFC9T/F8UZ7AIGPBDFC9T.SMALL.jpg Gundanium Measuring muscle activation via electric potential, referred to as electromyography (EMG) , has traditionally been used for medical research and diagnosis of neuromuscular disorders. However, with the advent of ever shrinking yet more powerful microcontrollers and integrated circuits, EMG circuits a...
By: Gundanium

Continue Reading »]]>
Mon, 27 Jun 2011 05:56:42 PDT
Wintereenmas Lan Party 2010 (The Geek Group) http://www.instructables.com/id/Wintereenmas-Lan-Party-2010-The-Geek-Group/ http://cdn.instructables.com/FLA/DIWH/G5KP91OZ/FLADIWHG5KP91OZ.SQUARE2.jpg http://cdn.instructables.com/FLA/DIWH/G5KP91OZ/FLADIWHG5KP91OZ.SQUARE.jpg http://cdn.instructables.com/FLA/DIWH/G5KP91OZ/FLADIWHG5KP91OZ.SMALL.jpg thermoelectric This video is just about one of the many events that occur at The Geek Group. This one in particular is the LAN party. Cool, huh? If you live in the Kalamazoo area, why not come along? Like this video? Want more? Check out The Geek Group's Youtube channel here. You can also check out their website,...
By: thermoelectric

Continue Reading »]]>
Fri, 12 Feb 2010 10:17:21 PST