Instructables: exploring - technology - supply - featured http://www.instructables.com Fri, 28 Nov 2014 14:10:53 PST BLOX v1.01 Glove Box Gadget Mini Cellphone Charger http://www.instructables.com/id/Glove-Box-Gadget-Mini-Cellphone-Charger/
Glove Box Gadget Mini Cellphone Charger - More DIY How To Projects]]> http://cdn.instructables.com/FQQ/4CBL/I0HZ2HAE/FQQ4CBLI0HZ2HAE.SQUARE2.jpg http://cdn.instructables.com/FQQ/4CBL/I0HZ2HAE/FQQ4CBLI0HZ2HAE.SQUARE.jpg http://cdn.instructables.com/FQQ/4CBL/I0HZ2HAE/FQQ4CBLI0HZ2HAE.SMALL.jpg mp 15-22 Here's a instructible I put together that is very handy and portable. Also going to post it to the contest glovebox gadgets because that's where I keep mine for emergency. If I forget to plug my phone in while on the road and I have to stop in somewhere for awhile I'll take it and my cable drop the ...
By: mp 15-22

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Sun, 28 Sep 2014 18:26:00 PDT
Reverse Engineering http://www.instructables.com/id/Reverse-Engineering-1/
Reverse Engineering - More DIY How To Projects]]> http://cdn.instructables.com/FZI/ZMF6/HRTWJLSS/FZIZMF6HRTWJLSS.SQUARE2.jpg http://cdn.instructables.com/FZI/ZMF6/HRTWJLSS/FZIZMF6HRTWJLSS.SQUARE.jpg http://cdn.instructables.com/FZI/ZMF6/HRTWJLSS/FZIZMF6HRTWJLSS.SMALL.jpg Josehf Murchison Many of the members here at Instructables ask about datasheets or pin outs of a device or display in answers, unfortunately you cant always get a datasheet and schematics, in these cases you only have one choice reverse engineering. Reverse engineering is a skill that is not taught in college or un...
By: Josehf Murchison

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Sat, 22 Feb 2014 22:36:31 PST
High Voltage Power Supply for Nixie and Valve Tubes http://www.instructables.com/id/High-Voltage-Power-Supply-for-Nixie-and-Valve-Tube/
High Voltage Power Supply for Nixie and Valve Tubes - More DIY How To Projects]]> http://cdn.instructables.com/F3T/HI2X/HO236OMT/F3THI2XHO236OMT.SQUARE2.jpg http://cdn.instructables.com/F3T/HI2X/HO236OMT/F3THI2XHO236OMT.SQUARE.jpg http://cdn.instructables.com/F3T/HI2X/HO236OMT/F3THI2XHO236OMT.SMALL.jpg andrea biffi Since in last years nixies displays attracted my attention so much that I bought many of them, I finally managed to design a good power supply and my nixie clock is on the way... [UPDATE: done! read instructable here) With this circuit you can test a nixie display, or power a multiplexed nixie clock...
By: andrea biffi

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Tue, 19 Nov 2013 08:17:45 PST
Ammo Can 12V Power Supply - Updated! http://www.instructables.com/id/Ammo-Can-12V-Power-Supply/ http://cdn.instructables.com/FPC/HJYZ/HLJUXT5B/FPCHJYZHLJUXT5B.SQUARE2.jpg http://cdn.instructables.com/FPC/HJYZ/HLJUXT5B/FPCHJYZHLJUXT5B.SQUARE.jpg http://cdn.instructables.com/FPC/HJYZ/HLJUXT5B/FPCHJYZHLJUXT5B.SMALL.jpg Grunambulax This is a simple power supply.  I had some 12V batteries from an old alarm system and telephone backup system.  I simply wired them in parallel and wired in a power outlet and alligator clips.  I currently use the alligator clips to attach the batteries to a trickle charger.  When not charging I put...
By: Grunambulax

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Sun, 15 Sep 2013 18:19:33 PDT
Sustainable Automatic Power Supply & Sockets Shutoff http://www.instructables.com/id/Sustainable-Automatic-Power-Supply-Sockets-Desig/
Sustainable Automatic Power Supply & Sockets Shutoff - More DIY How To Projects]]> http://cdn.instructables.com/FJK/ULLG/HCB87WMY/FJKULLGHCB87WMY.SQUARE2.jpg http://cdn.instructables.com/FJK/ULLG/HCB87WMY/FJKULLGHCB87WMY.SQUARE.jpg http://cdn.instructables.com/FJK/ULLG/HCB87WMY/FJKULLGHCB87WMY.SMALL.jpg hertzgamma Have you heard about standby power use? This is when you turn your game console off from the remote control and think it does not consume any power from the grid ... this is wrong ... check this list below that shows the amount of standby power usage of some appliances:         Appliance:  (Range...
By: hertzgamma

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Fri, 25 Jan 2013 06:21:13 PST
Split rail power supply from a single rail supply http://www.instructables.com/id/Split-rail-power-supply-from-a-single-rail-supply/ http://cdn.instructables.com/FNL/P5CD/H3Z3UFRW/FNLP5CDH3Z3UFRW.SQUARE2.jpg http://cdn.instructables.com/FNL/P5CD/H3Z3UFRW/FNLP5CDH3Z3UFRW.SQUARE.jpg http://cdn.instructables.com/FNL/P5CD/H3Z3UFRW/FNLP5CDH3Z3UFRW.SMALL.jpg Harrymatic A split rail power supply is one with a positive voltage rail, a negative voltage rail and zero volts in the middle. This is a really simple but very handy circuit which will provide both a positive and a negative voltage from a single rail power supply. This circuit was originally from a fairly ol...
By: Harrymatic

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Fri, 29 Jun 2012 14:54:29 PDT
Power Supply unit for arduino power and breadboard http://www.instructables.com/id/Power-Supply-For-Arduino-power-and-breadboard/
Power Supply unit for arduino power and breadboard - More DIY How To Projects]]> http://cdn.instructables.com/FKD/C8TO/H12SVEDU/FKDC8TOH12SVEDU.SQUARE2.jpg http://cdn.instructables.com/FKD/C8TO/H12SVEDU/FKDC8TOH12SVEDU.SQUARE.jpg http://cdn.instructables.com/FKD/C8TO/H12SVEDU/FKDC8TOH12SVEDU.SMALL.jpg Avadhut.Deshmukh how you can take a computer u hv old (power supply unit) and turn it into a power supply that will power your Arduino and give you all the amperage  you need as well as your standard 3.3 volts, 5 volts, and 12 volts for any accessories/electronics used on your breadboard And arduino power ,led 5v,12...
By: Avadhut.Deshmukh

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Mon, 16 Apr 2012 01:23:58 PDT
How to repair HP dv6 notebook power adapter http://www.instructables.com/id/How-to-repair-HP-dv6-notebook-power-adapter/
How to repair HP dv6 notebook power adapter - More DIY How To Projects]]> http://cdn.instructables.com/FJE/8PUI/GXB2X3QH/FJE8PUIGXB2X3QH.SQUARE2.jpg http://cdn.instructables.com/FJE/8PUI/GXB2X3QH/FJE8PUIGXB2X3QH.SQUARE.jpg http://cdn.instructables.com/FJE/8PUI/GXB2X3QH/FJE8PUIGXB2X3QH.SMALL.jpg eriol After years of lurking it's time for me to give something to the instructables community. I hope this can help! By the way, I WILL NOT TAKE ANY RESPONSABILITY for accidents or injuries occured trying or as a result of this instructables! DO IT AT YOUR OWN RISK! and, if you want to give a try, B...
By: eriol

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Mon, 16 Jan 2012 16:00:49 PST
Make a 240V MOT high voltage power supply with 120V transformers http://www.instructables.com/id/Make-a-240V-MOT-high-voltage-power-supply-with-120/
Make a 240V MOT high voltage power supply with 120V transformers - More DIY How To Projects]]> http://cdn.instructables.com/FZK/MLCZ/GW9VCBCA/FZKMLCZGW9VCBCA.SQUARE2.jpg http://cdn.instructables.com/FZK/MLCZ/GW9VCBCA/FZKMLCZGW9VCBCA.SQUARE.jpg http://cdn.instructables.com/FZK/MLCZ/GW9VCBCA/FZKMLCZGW9VCBCA.SMALL.jpg Jimmy Proton I love to play with MOT's but the only breaker i have to power them off of it only rated for 15 amps, so i decided to see if I could power them off a 240V outlet my dad made for his welders and air compressor and sure enough, it works! So here i will show you how to make a great MOT power supply ver...
By: Jimmy Proton

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Fri, 16 Dec 2011 20:47:03 PST
Desktop Power Supply v1.2 http://www.instructables.com/id/Desktop-Power-Supply-v12/ http://cdn.instructables.com/FR4/3ICR/GTWPCO4N/FR43ICRGTWPCO4N.SQUARE2.jpg http://cdn.instructables.com/FR4/3ICR/GTWPCO4N/FR43ICRGTWPCO4N.SQUARE.jpg http://cdn.instructables.com/FR4/3ICR/GTWPCO4N/FR43ICRGTWPCO4N.SMALL.jpg brdavid I do not have time right now to put an instructable together, however I thought I would post this to get others to come up with better looking desktop power supplies. This one has a 1.24 - 10v DC out with amp and voltage meters, a 12v out, 5 v out with amp and voltage meter, and a 110v AC voltage ...
By: brdavid

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Tue, 18 Oct 2011 09:52:49 PDT
Tube Power Supply http://www.instructables.com/id/Tube-Power-Supply/
Tube Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FWA/73EJ/GP7IGIR8/FWA73EJGP7IGIR8.SQUARE2.jpg http://cdn.instructables.com/FWA/73EJ/GP7IGIR8/FWA73EJGP7IGIR8.SQUARE.jpg http://cdn.instructables.com/FWA/73EJ/GP7IGIR8/FWA73EJGP7IGIR8.SMALL.jpg BasinStreetDesign A what?! Isn't a “power supply” that miscellaneous piece of a project that you ignore until you can't anymore, then patch it together as quick as you can so you can get back to the fun parts? And a power supply for tubes? That just amounts to a fat transformer, a bridge rectifier and a filter cap al...
By: BasinStreetDesign

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Mon, 4 Jul 2011 13:47:48 PDT
Variable Voltage Regulator - Filtered Linear Power Supply http://www.instructables.com/id/Variable-Voltage-Regulator-Filtered-Linear-Power/
Variable Voltage Regulator - Filtered Linear Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SQUARE2.jpg http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SQUARE.jpg http://cdn.instructables.com/FGJ/32RV/GOHMAWZX/FGJ32RVGOHMAWZX.SMALL.jpg Poent This Instructable will show how to Make a 1.6v-6v Filtered Linear Power Supply using a LM317 for the variable voltage regulator and a 1kohm Potentiometer (trimmer). It can source power from anywhere between 7v to 14v for this version of the power supply. The power supply in the above image is at the...
By: Poent

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Sun, 5 Jun 2011 19:52:44 PDT
How To Build A Simple But Powerful Flyback Driver http://www.instructables.com/id/ZVS-Driver/
How To Build A Simple But Powerful Flyback Driver - More DIY How To Projects]]> http://cdn.instructables.com/F1Q/Y5ZJ/G9NGUFUA/F1QY5ZJG9NGUFUA.SQUARE2.jpg http://cdn.instructables.com/F1Q/Y5ZJ/G9NGUFUA/F1QY5ZJG9NGUFUA.SQUARE.jpg http://cdn.instructables.com/F1Q/Y5ZJ/G9NGUFUA/F1QY5ZJG9NGUFUA.SMALL.jpg Plasmana Tired of little purple sparks? Want bigger hotter sparks? Then try:  The ZVS Flyback Driver It is probably the most powerful and efficient flyback transformer driver that was fairly recently invented by Vladmiro Mazilli. It uses resonant zero voltage switching (also know as ZVS) to drive the flyba...
By: Plasmana

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Wed, 2 Jun 2010 02:58:10 PDT
Ammo Can Power Pack http://www.instructables.com/id/Ammo-Can-Power-Pack/
Ammo Can Power Pack - More DIY How To Projects]]> http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SQUARE2.jpg http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SQUARE.jpg http://cdn.instructables.com/FCC/NWOC/GD2J1Y2Y/FCCNWOCGD2J1Y2Y.SMALL.jpg zcshiner Electricity is everywhere.  Sometimes.  The idea came about between a few friends and myself to build a portable "power pack" so we could power our things wherever we go. I ended up creating a contraption that housed a 12 volt battery, inverter, and battery charger inside a watertight ammo box. ...
By: zcshiner

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Sun, 22 Aug 2010 12:01:09 PDT
The Radioshack, Adjustable, Breadboard Power Supply. http://www.instructables.com/id/The-Radioshack%2c-Adjustable%2c-Breadboard-Power-Suppl/
The Radioshack, Adjustable, Breadboard Power Supply. - More DIY How To Projects]]> http://cdn.instructables.com/FGN/GO6Z/F3ETRWCJ/FGNGO6ZF3ETRWCJ.SQUARE2.jpg http://cdn.instructables.com/FGN/GO6Z/F3ETRWCJ/FGNGO6ZF3ETRWCJ.SQUARE.jpg http://cdn.instructables.com/FGN/GO6Z/F3ETRWCJ/FGNGO6ZF3ETRWCJ.SMALL.jpg kersny This Instructable will show you how to build an adjsutable breadboard power supply entirely from Radioshack parts. It can provide multiple voltages directly to the power rails on a prototyping breadboard. This could be useful for people on a low budget, who don't like to order parts online, or who ...
By: kersny

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Thu, 28 Jun 2007 16:47:54 PDT
Make a bench power supply mostly from recycled parts http://www.instructables.com/id/Make-a-bench-power-supply-mostly-from-recycled-par/
Make a bench power supply mostly from recycled parts - More DIY How To Projects]]> http://cdn.instructables.com/FI2/SDPW/G33P0P58/FI2SDPWG33P0P58.SQUARE2.jpg http://cdn.instructables.com/FI2/SDPW/G33P0P58/FI2SDPWG33P0P58.SQUARE.jpg http://cdn.instructables.com/FI2/SDPW/G33P0P58/FI2SDPWG33P0P58.SMALL.jpg newtonn2 This instructable will show you how to make a very good bench power supply using mainly recycled parts. This is the really the "mark II",  you can see "mark I" here.    When I finished my first bench power supply I was really happy, and used it very often, almost every day, until one day it decide...
By: newtonn2

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Tue, 15 Dec 2009 14:09:01 PST
DC Monkey http://www.instructables.com/id/DC-Monkey/
DC Monkey - More DIY How To Projects]]> http://cdn.instructables.com/FXQ/PV1U/G2HE0UKD/FXQPV1UG2HE0UKD.SQUARE2.jpg http://cdn.instructables.com/FXQ/PV1U/G2HE0UKD/FXQPV1UG2HE0UKD.SQUARE.jpg http://cdn.instructables.com/FXQ/PV1U/G2HE0UKD/FXQPV1UG2HE0UKD.SMALL.jpg garagemonkeysan Ever get bored of the same old project boxes? The Altoids mint tin or Radio Shack plastic project boxes are commonly used as cases. There are many other creative and interesting alternatives out there. For this project, we use gourd left-overs. Yes, that is right, a gourd. http://en.wikipedia.org/wi...
By: garagemonkeysan

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Mon, 7 Dec 2009 14:58:49 PST
Convert an ATX Power Supply Into a Regular DC Power Supply! http://www.instructables.com/id/Convert-an-ATX-Power-Supply-Into-a-Regular-DC-Powe/
Convert an ATX Power Supply Into a Regular DC Power Supply! - More DIY How To Projects]]> http://cdn.instructables.com/FE8/G61I/F5R8IUJU/FE8G61IF5R8IUJU.SQUARE2.jpg http://cdn.instructables.com/FE8/G61I/F5R8IUJU/FE8G61IF5R8IUJU.SQUARE.jpg http://cdn.instructables.com/FE8/G61I/F5R8IUJU/FE8G61IF5R8IUJU.SMALL.jpg Sitnalta A DC power supply can be hard to find and expensive. With features that are more or less hit or miss for what you need. In this Instructable, I will show you how to convert a computer power supply into a regular DC power supply with 12, 5 and 3.3 volt outputs. For about $10! Why use a computer (AT...
By: Sitnalta

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Sun, 26 Aug 2007 13:02:18 PDT
The Ultimate ATX Power Supply Mod With USB Charging Ports http://www.instructables.com/id/The-Ultimate-ATX-Power-Supply-Mod-With-USB-Chargin/
The Ultimate ATX Power Supply Mod With USB Charging Ports - More DIY How To Projects]]> http://cdn.instructables.com/F7V/Z6GS/FSE8MLA4/F7VZ6GSFSE8MLA4.SQUARE2.jpg http://cdn.instructables.com/F7V/Z6GS/FSE8MLA4/F7VZ6GSFSE8MLA4.SQUARE.jpg http://cdn.instructables.com/F7V/Z6GS/FSE8MLA4/F7VZ6GSFSE8MLA4.SMALL.jpg rocketman221 I know there is already a bunch of these on here, but I didn't see any quite like this so I thought I would post it, so here it is. This power supply has 3 12v lines, 3 5v lines, 3 3.3v lines, 1 -12v line, & 2 USB ports. It uses a 480 Watt ATX power supply and puts out enough power to run most proj...
By: rocketman221

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Sun, 19 Apr 2009 17:15:23 PDT
Things to do with a old computer http://www.instructables.com/id/Things-to-do-with-a-old-computer/
Things to do with a old computer - More DIY How To Projects]]> http://cdn.instructables.com/FAD/NBXL/FR0ZT4F8/FADNBXLFR0ZT4F8.SQUARE2.jpg http://cdn.instructables.com/FAD/NBXL/FR0ZT4F8/FADNBXLFR0ZT4F8.SQUARE.jpg http://cdn.instructables.com/FAD/NBXL/FR0ZT4F8/FADNBXLFR0ZT4F8.SMALL.jpg prodlad Before you crack it open... Updated 31/01/2012 Thanks to MrJentis for some more ideas. Before you go ripping it open remember that you can reuse the whole computer and not just some of the components. 1.-Install Linux Linux is an open source OS that you can install on your old computer and us...
By: prodlad

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Mon, 16 Feb 2009 13:46:04 PST
Fabric Battery Pouch http://www.instructables.com/id/Fabric-Battery-Pouch/
Fabric Battery Pouch - More DIY How To Projects]]> http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SQUARE2.jpg http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SQUARE.jpg http://cdn.instructables.com/FXE/B9TI/FNI3Y8FS/FXEB9TIFNI3Y8FS.SMALL.jpg Plusea This neoprene battery case can hold two AA batteries or a 9Volt battery. It does take some time and patience to make this little pouch, but you then have a durable 3 or 9Volt power supply that can be used in various textile projects. Next step would be to include a 5Volt regulating circuit for the A...
By: Plusea

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Sat, 15 Nov 2008 19:54:30 PST
A Portable Power Box for Photographers http://www.instructables.com/id/A-Portable-Power-Box-for-Photographers/
A Portable Power Box for Photographers - More DIY How To Projects]]> http://cdn.instructables.com/FI8/Z26R/FI9DRGQ9/FI8Z26RFI9DRGQ9.SQUARE2.jpg http://cdn.instructables.com/FI8/Z26R/FI9DRGQ9/FI8Z26RFI9DRGQ9.SQUARE.jpg http://cdn.instructables.com/FI8/Z26R/FI9DRGQ9/FI8Z26RFI9DRGQ9.SMALL.jpg Divet Many photographers have built Vagabond style portable power systems to use with their strobes. This is an attempt to incorporate several design ideas and safety features. The power box can also be used with laptops or other delicate electronic equipment. Materials: Metal tool box (18'x8'x9' or lar...
By: Divet

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Sun, 27 Jul 2008 08:03:05 PDT
Build a Variable High Voltage Power Supply http://www.instructables.com/id/Build-a-Variable-High-Voltage-Power-Supply/
Build a Variable High Voltage Power Supply - More DIY How To Projects]]> http://cdn.instructables.com/FMM/7ZNR/F82EXPUD/FMM7ZNRF82EXPUD.SQUARE2.jpg http://cdn.instructables.com/FMM/7ZNR/F82EXPUD/FMM7ZNRF82EXPUD.SQUARE.jpg http://cdn.instructables.com/FMM/7ZNR/F82EXPUD/FMM7ZNRF82EXPUD.SMALL.jpg burningsuntech I needed a variable 0 to 50KV high voltage power supply for my high voltage experiments that wouldn't break the bank, so I built my own. With just a few parts from old microwave ovens, TV sets, and an oil burner, you can build an affordable instrument for whatever you wish to snap,crackle, or pop! ...
By: burningsuntech

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Sat, 17 Nov 2007 18:13:02 PST