Instructables: exploring - technology - electronics - pcb http://www.instructables.com Sat, 26 Jul 2014 02:23:05 PDT BLOX v1.01 Paper circuit board (P!.C.B) http://www.instructables.com/id/Paper-circuit-board-PCB/
Paper circuit board (P!.C.B) - More DIY How To Projects]]> http://cdn.instructables.com/FXH/V2V7/HXVPWWQ1/FXHV2V7HXVPWWQ1.SQUARE2.jpg http://cdn.instructables.com/FXH/V2V7/HXVPWWQ1/FXHV2V7HXVPWWQ1.SQUARE.jpg http://cdn.instructables.com/FXH/V2V7/HXVPWWQ1/FXHV2V7HXVPWWQ1.SMALL.jpg aaaaoooo Many small circuits like MIC preamp , guitar preamp , FET booster , rain detector etc has few parts We can use a hard paper tomake them Here we see how to do that ..... Draw in MsPaint Make a small sketch of the layout in mspaint Draw on paper and glue parts Draw the parts on paper . Cut l...
By: aaaaoooo

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Mon, 21 Jul 2014 10:15:27 PDT
The Ultimate FM Transmitter (Long Range Spybug) http://www.instructables.com/id/The-Ultimate-FM-Transmitter/
The Ultimate FM Transmitter (Long Range Spybug) - More DIY How To Projects]]> http://cdn.instructables.com/FAC/0PKQ/HXYG860M/FAC0PKQHXYG860M.SQUARE2.jpg http://cdn.instructables.com/FAC/0PKQ/HXYG860M/FAC0PKQHXYG860M.SQUARE.jpg http://cdn.instructables.com/FAC/0PKQ/HXYG860M/FAC0PKQHXYG860M.SMALL.jpg ASCAS Have you ever wanted to broadcast your own radio station within your neighborhood? Ever get curious on where people get those "Surveillance Bugs" from spy and action movies? This small and simple FM transmitter is the toy that geeks have always wanted.FM transmitters can be complicated to build, tha...
By: ASCAS

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Sun, 13 Jul 2014 10:44:05 PDT
White Glue Release Agent for PCB Toner Transfer http://www.instructables.com/id/White-Glue-Release-Agent-for-PCB-Toner-Transfer-Me/
White Glue Release Agent for PCB Toner Transfer - More DIY How To Projects]]> http://cdn.instructables.com/FX0/78WT/HX7PAFJN/FX078WTHX7PAFJN.SQUARE2.jpg http://cdn.instructables.com/FX0/78WT/HX7PAFJN/FX078WTHX7PAFJN.SQUARE.jpg http://cdn.instructables.com/FX0/78WT/HX7PAFJN/FX078WTHX7PAFJN.SMALL.jpg MrJohnHSmith After spending two and a half months of concerted effort trying various methods of transferring artwork to a copper clad board; I have recently discovered a simple, low skill method of doing so. The result is a transfer which looks like an art project, and is so simple that I simply must share.Here ...
By: MrJohnHSmith

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Sun, 6 Jul 2014 20:31:13 PDT
Toner transfer for PCB : Flamethrower Style http://www.instructables.com/id/Toner-transfer-for-PCB-Flamethrower-Style/
Toner transfer for PCB : Flamethrower Style - More DIY How To Projects]]> http://cdn.instructables.com/FH6/81J4/HW4OI2E3/FH681J4HW4OI2E3.SQUARE2.jpg http://cdn.instructables.com/FH6/81J4/HW4OI2E3/FH681J4HW4OI2E3.SQUARE.jpg http://cdn.instructables.com/FH6/81J4/HW4OI2E3/FH681J4HW4OI2E3.SMALL.jpg fmarquis Hello everyone!If you are a Maker interested in electronics, chances are you are trying (or tried, or gave up trying) to make your own PCBs. Going for professional PCB manufacturing may be a very good idea, especially if you are working on anything where reliability is not an option or if you need a...
By: fmarquis

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Sat, 7 Jun 2014 21:07:37 PDT
Printed Circuit Board Production using UV Nail Curing Lamp http://www.instructables.com/id/Printed-Circuit-Board-Production-using-UV-Nail-Cur/
Printed Circuit Board Production using UV Nail Curing Lamp - More DIY How To Projects]]> http://cdn.instructables.com/FNU/EZFI/HVCUUDML/FNUEZFIHVCUUDML.SQUARE2.jpg http://cdn.instructables.com/FNU/EZFI/HVCUUDML/FNUEZFIHVCUUDML.SQUARE.jpg http://cdn.instructables.com/FNU/EZFI/HVCUUDML/FNUEZFIHVCUUDML.SMALL.jpg qthurtle This Instructable is to accompany a demonstration to be given to Ipswich (UK) Makerspace in May 2014, but might be of interest to any would-be PCB producers, particularly based in the UK (due to the sourcing of materials).It is a 'photographic' system, using pre-sensitised boards (4" x 6" at £2-40 i...
By: qthurtle

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Tue, 27 May 2014 05:40:42 PDT
Easy BGA alignment with Laser-Cut Kapton http://www.instructables.com/id/Easy-BGA-alignment-with-Laser-Cut-Kapton/
Easy BGA alignment with Laser-Cut Kapton - More DIY How To Projects]]> http://cdn.instructables.com/FAK/DLZI/HV9HSDHX/FAKDLZIHV9HSDHX.SQUARE2.jpg http://cdn.instructables.com/FAK/DLZI/HV9HSDHX/FAKDLZIHV9HSDHX.SQUARE.jpg http://cdn.instructables.com/FAK/DLZI/HV9HSDHX/FAKDLZIHV9HSDHX.SMALL.jpg openschemes I recently enjoyed the experience of hand-mounting a 484-ball BGA, and found a great trick to make it stupid easy to get these things perfectly aligned and solder pasted in about 20 minutes. The chip was a Xilinx FPGA, namely a Spartan6 LX45T, and the board was the Spartan 6 PCIexpress card from Ch...
By: openschemes

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Sat, 17 May 2014 21:10:18 PDT
How to waterproof circuit boards (epoxy method). http://www.instructables.com/id/How-to-waterproof-circuit-boards-epoxy-method/
How to waterproof circuit boards (epoxy method). - More DIY How To Projects]]> http://cdn.instructables.com/F7O/CJ0X/HV9HODX2/F7OCJ0XHV9HODX2.SQUARE2.jpg http://cdn.instructables.com/F7O/CJ0X/HV9HODX2/F7OCJ0XHV9HODX2.SQUARE.jpg http://cdn.instructables.com/F7O/CJ0X/HV9HODX2/F7OCJ0XHV9HODX2.SMALL.jpg David97 In this instructable I will show you how to waterproof a circuit board. I will be waterproofing a cheap RC receiver from HobbyKing, but the same method can be applied to many different boards. I have used this technique for a few years now, and never had issues with it.This will void warranty! Do at...
By: David97

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Fri, 16 May 2014 15:51:23 PDT
Step-up Booster http://www.instructables.com/id/Step-up-Booster/
Step-up Booster - More DIY How To Projects]]> http://cdn.instructables.com/FXN/HWNJ/HV0KZ11N/FXNHWNJHV0KZ11N.SQUARE2.jpg http://cdn.instructables.com/FXN/HWNJ/HV0KZ11N/FXNHWNJHV0KZ11N.SQUARE.jpg http://cdn.instructables.com/FXN/HWNJ/HV0KZ11N/FXNHWNJHV0KZ11N.SMALL.jpg frapedia This is a DC-to-DC Step-up Booster circuit (Input 3.5V-13V) to 12VDC / 1.5A Output Introduction The schematic is from the www.elecfree.comI encourage you to pay a visit as there are lots of useful schematics to use freely.All I did was to draw the PCB layout and test the circuit which works perf...
By: frapedia

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Sat, 10 May 2014 22:03:06 PDT
Is the best PCB etchant in every kitchen ? http://www.instructables.com/id/Is-the-best-PCB-etchant-in-every-kitchen-/
Is the best PCB etchant in every kitchen ? - More DIY How To Projects]]> http://cdn.instructables.com/FY1/7VBR/HUPHN4N6/FY17VBRHUPHN4N6.SQUARE2.jpg http://cdn.instructables.com/FY1/7VBR/HUPHN4N6/FY17VBRHUPHN4N6.SQUARE.jpg http://cdn.instructables.com/FY1/7VBR/HUPHN4N6/FY17VBRHUPHN4N6.SMALL.jpg Feynmaniac After a lot of reading and inspiring from Instructables for two years now I decided to step ahead and do my first Instructable on two subjects I particularly like : PCB making & The scientific method. Feel free to comment and criticize my work, I think scientific method is also about improving an...
By: Feynmaniac

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Fri, 2 May 2014 19:07:42 PDT
Prototyping Circuit Boards with DrawingBoard Pro http://www.instructables.com/id/Prototyping-Circuit-Boards-with-DrawingBoard-Pro/
Prototyping Circuit Boards with DrawingBoard Pro - More DIY How To Projects]]> http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SQUARE2.jpg http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SQUARE.jpg http://cdn.instructables.com/FJC/PATD/HU1RX9QE/FJCPATDHU1RX9QE.SMALL.jpg agaunt DrawingBoard Pro is a free windows 8.1 app for prototyping and archiving circuits on stripboard, perfboard, breadboard or PCBs. It is aimed primarily at hobbyists wanting to quickly sketch down and save their circuit ideas.The image above shows the main design screen of the app annotated with the ...
By: agaunt

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Tue, 15 Apr 2014 14:32:32 PDT
Attiny25/45/85 PWM generator and Servo tester! http://www.instructables.com/id/Attiny254585-PWM-generator-and-Servo-tester/
Attiny25/45/85 PWM generator and Servo tester! - More DIY How To Projects]]> http://cdn.instructables.com/FMG/6DC1/HTZULNS7/FMG6DC1HTZULNS7.SQUARE2.jpg http://cdn.instructables.com/FMG/6DC1/HTZULNS7/FMG6DC1HTZULNS7.SQUARE.jpg http://cdn.instructables.com/FMG/6DC1/HTZULNS7/FMG6DC1HTZULNS7.SMALL.jpg Jan_Henrik Hello, in this project I want to show you how to build a PWM generator with a Attiny processor. It is very easy to build and a nice project for starters as also for professionals. You will need some electronic knowledge and some knowledge about Arduino. It wont be to hard, because i already wrote a ...
By: Jan_Henrik

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Mon, 14 Apr 2014 10:51:47 PDT
PCB Hole Size Chart http://www.instructables.com/id/PCB-Hole-Size-Chart/ http://cdn.instructables.com/FTH/SNR1/HTNO6RTG/FTHSNR1HTNO6RTG.SQUARE2.jpg http://cdn.instructables.com/FTH/SNR1/HTNO6RTG/FTHSNR1HTNO6RTG.SQUARE.jpg http://cdn.instructables.com/FTH/SNR1/HTNO6RTG/FTHSNR1HTNO6RTG.SMALL.jpg vreinkymov If you're into electronics, you might give PCB layout software a chance. This is what I'm doing because I'm finding that larger projects just take too long to solder by hand with perf-board and wire. This chart is generic so it will work with whichever layout software you chose since the end-file is...
By: vreinkymov

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Sun, 6 Apr 2014 01:05:38 PDT
Double-sided PCBs with a laser cutter http://www.instructables.com/id/Double-sided-PCBs-with-a-laser-cutter/
Double-sided PCBs with a laser cutter - More DIY How To Projects]]> http://cdn.instructables.com/FHD/GV57/HTM2NNZK/FHDGV57HTM2NNZK.SQUARE2.jpg http://cdn.instructables.com/FHD/GV57/HTM2NNZK/FHDGV57HTM2NNZK.SQUARE.jpg http://cdn.instructables.com/FHD/GV57/HTM2NNZK/FHDGV57HTM2NNZK.SMALL.jpg joebell With a little practice, you can make excellent double-sided PCBs by combining a laser cutter with chemical etching. The basic idea is: the laser cutter blasts away spray painted etch resist, then chemicals eat away the exposed copper. Once the copper is gone, the underlying board can be cut again ...
By: joebell

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Fri, 4 Apr 2014 18:05:27 PDT
Building an SMD PCB Stencil and Frame with Eagle software http://www.instructables.com/id/Building-an-SMD-PCB-Stencil-and-Frame-with-Eagle-s/
Building an SMD PCB Stencil and Frame with Eagle software - More DIY How To Projects]]> http://cdn.instructables.com/FXY/W9R8/HTC62CHZ/FXYW9R8HTC62CHZ.SQUARE2.jpg http://cdn.instructables.com/FXY/W9R8/HTC62CHZ/FXYW9R8HTC62CHZ.SQUARE.jpg http://cdn.instructables.com/FXY/W9R8/HTC62CHZ/FXYW9R8HTC62CHZ.SMALL.jpg HomeCSP There are several articles that discuss DIY stencils, but I couldn't find any that covered using stencil with a frame. I make lots of pcbs that are 5x5cm or smaller. Since they are so small, it's nice to do several at once. Commercial entry level stencil frames cost hundreds of dollars. CadSoft's Ea...
By: HomeCSP

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Fri, 28 Mar 2014 23:22:05 PDT
The Extension of DIY Clock :Electronic Calender of Pen Holder Shape http://www.instructables.com/id/The-Extension-of-DIY-Clock-Electronic-Calender-of-/
The Extension of DIY Clock :Electronic Calender of Pen Holder Shape - More DIY How To Projects]]> http://cdn.instructables.com/FI9/KIDN/HT9AWV9T/FI9KIDNHT9AWV9T.SQUARE2.jpg http://cdn.instructables.com/FI9/KIDN/HT9AWV9T/FI9KIDNHT9AWV9T.SQUARE.jpg http://cdn.instructables.com/FI9/KIDN/HT9AWV9T/FI9KIDNHT9AWV9T.SMALL.jpg ICStation Today ICStation Team introduce you the amazing calendar. You may say there is nothing special from the front of the picture.But this calendar can display apart from year, month, day, week, hour, minute, second and also the real temperature.And I still think the information is not enough, so I add th...
By: ICStation

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Wed, 26 Mar 2014 23:44:12 PDT
Simple Stepper Motor Driver For Arduino CNC Projects http://www.instructables.com/id/Simple-Stepper-Motor-Driver-For-CNC-Projects/
Simple Stepper Motor Driver For Arduino CNC Projects - More DIY How To Projects]]> http://cdn.instructables.com/F1O/RPDY/HS9YBXBE/F1ORPDYHS9YBXBE.SQUARE2.jpg http://cdn.instructables.com/F1O/RPDY/HS9YBXBE/F1ORPDYHS9YBXBE.SQUARE.jpg http://cdn.instructables.com/F1O/RPDY/HS9YBXBE/F1ORPDYHS9YBXBE.SMALL.jpg rjkorn This is a simple dual H-Bridge drive I made some time ago using some chips I got off eBay. It uses a Pic micro-controller to handle the step direction inputs to coil drive logic. I used the cheapest pics I had around which were the 12c50/509's. There is no enable input but that could be added by u...
By: rjkorn

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Fri, 21 Mar 2014 23:37:15 PDT
Making double side boards in reflow oven http://www.instructables.com/id/Making-double-side-boards-in-reflow-oven/
Making double side boards in reflow oven - More DIY How To Projects]]> http://cdn.instructables.com/FA8/WNXH/HSICZ851/FA8WNXHHSICZ851.SQUARE2.jpg http://cdn.instructables.com/FA8/WNXH/HSICZ851/FA8WNXHHSICZ851.SQUARE.jpg http://cdn.instructables.com/FA8/WNXH/HSICZ851/FA8WNXHHSICZ851.SMALL.jpg ecobra After learning how to make PCB Boards at a class at #MakerPlace I started making a lot of little inventions primarily for my electric cars I recently got a reflow oven for $250 (awesome) and have been using it for my prototyping. Many of my boards are double sided and I came up with the idea of us...
By: ecobra

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Sat, 8 Mar 2014 08:44:08 PST
How to install a Garage Door opener in a dashboard http://www.instructables.com/id/How-to-install-a-Garage-Door-opener-in-a-dashboard/
How to install a Garage Door opener in a dashboard - More DIY How To Projects]]> http://cdn.instructables.com/FG6/2TQ8/HRGP5YKZ/FG62TQ8HRGP5YKZ.SQUARE2.jpg http://cdn.instructables.com/FG6/2TQ8/HRGP5YKZ/FG62TQ8HRGP5YKZ.SQUARE.jpg http://cdn.instructables.com/FG6/2TQ8/HRGP5YKZ/FG62TQ8HRGP5YKZ.SMALL.jpg JigMcFigg I had an issue... We have a Craftsman garage door opener, and two remotes. The problem is that the remotes kept getting lost because they had no clips on them. My wife's car doesn't have a built in garage door button, so I started thinking of how to make them easily accessible, and not get lost as...
By: JigMcFigg

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Mon, 10 Feb 2014 07:04:20 PST
The Introduction of XL6009 Step-up Power Module DC-DC Converter http://www.instructables.com/id/The-Introduction-of-XL6009-Step-up-Power-Module-DC/
The Introduction of XL6009 Step-up Power Module DC-DC Converter - More DIY How To Projects]]> http://cdn.instructables.com/FC3/0UR8/HQCPML31/FC30UR8HQCPML31.SQUARE2.jpg http://cdn.instructables.com/FC3/0UR8/HQCPML31/FC30UR8HQCPML31.SQUARE.jpg http://cdn.instructables.com/FC3/0UR8/HQCPML31/FC30UR8HQCPML31.SMALL.jpg ICStation ICStation team have developed this new product-XL6009 Step-up Power Module recently.We share the knowledge of this product in details and show you the actual testing results with the digital storage oscilloscope.You could find the information about applicable occasion, feature,function,diagram, and ...
By: ICStation

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Sun, 12 Jan 2014 22:57:03 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
Simple Cheap VU Meter http://www.instructables.com/id/Simple-Cheap-VU-Meter/
Simple Cheap VU Meter - More DIY How To Projects]]> http://cdn.instructables.com/F0D/3IPB/HNT43KLW/F0D3IPBHNT43KLW.SQUARE2.jpg http://cdn.instructables.com/F0D/3IPB/HNT43KLW/F0D3IPBHNT43KLW.SQUARE.jpg http://cdn.instructables.com/F0D/3IPB/HNT43KLW/F0D3IPBHNT43KLW.SMALL.jpg TSJWang I've been wanting to post this for a while but I never had the time. Here is the original. Basically, a while ago I wanted to make a VU meter (because they are awesome). I went through multiple designs, and this one was the one that I liked the most. So far, I have not found any other VU circuit a...
By: TSJWang

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Tue, 12 Nov 2013 13:05:06 PST
SERVO DRIVER / TESTER (IC4001) http://www.instructables.com/id/SERVO-DRIVER-4001/
SERVO DRIVER / TESTER (IC4001) - More DIY How To Projects]]> http://cdn.instructables.com/F40/FDZF/HV3Q450A/F40FDZFHV3Q450A.SQUARE2.jpg http://cdn.instructables.com/F40/FDZF/HV3Q450A/F40FDZFHV3Q450A.SQUARE.jpg http://cdn.instructables.com/F40/FDZF/HV3Q450A/F40FDZFHV3Q450A.SMALL.jpg frapedia SERVO DRIVER (one axes real time position) This is a circuit made long time ago but serve me well with no problems at all. The circuit here it's been used to rotate a mini camera which have been placed into a plexiglass enclosure for waterproofing purposes. It can be used for 90/180 degrees and co...
By: frapedia

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Sat, 26 Oct 2013 16:14:48 PDT
custom adapter for tiny connectors or IC http://www.instructables.com/id/custom-adapter-for-tiny-connectors-or-IC/
custom adapter for tiny connectors or IC - More DIY How To Projects]]> http://cdn.instructables.com/FG5/BU3G/HMEXX7EP/FG5BU3GHMEXX7EP.SQUARE2.jpg http://cdn.instructables.com/FG5/BU3G/HMEXX7EP/FG5BU3GHMEXX7EP.SQUARE.jpg http://cdn.instructables.com/FG5/BU3G/HMEXX7EP/FG5BU3GHMEXX7EP.SMALL.jpg andrea biffi It happens that you find interesting pieces at local fairies. In this case I bought some LCD displays for 1€ each.  Since I wanted to connect them to a breadboard to make prototypes or test some features or codes, I needed to solder many wires to the tiny LCD contacts, or making a PCB to connect tho...
By: andrea biffi

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Mon, 14 Oct 2013 07:54:23 PDT
My first PCB http://www.instructables.com/id/My-first-PCB/ http://cdn.instructables.com/FOC/N3PR/HLZRQVQB/FOCN3PRHLZRQVQB.SQUARE2.jpg http://cdn.instructables.com/FOC/N3PR/HLZRQVQB/FOCN3PRHLZRQVQB.SQUARE.jpg http://cdn.instructables.com/FOC/N3PR/HLZRQVQB/FOCN3PRHLZRQVQB.SMALL.jpg misaq2 This is my first PCB I made recently (August 2013). I designed the circuit using Proteus(tm) software and etched the board with traditional(!) ironing method. some electronics guys said I had chosen the tracks too narrow and the circuit components too sparse! I will correct it in next projects.
By: misaq2

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Thu, 26 Sep 2013 12:01:11 PDT
Easy, Consistent & Cheap Toner Transfer Method for Single & Double Sided PCBs http://www.instructables.com/id/Easy-Consistent-Cheap-Toner-Transfer-Method-for-Si/
Easy, Consistent & Cheap Toner Transfer Method for Single & Double Sided PCBs - More DIY How To Projects]]> http://cdn.instructables.com/F7Z/K641/HKUD17E0/F7ZK641HKUD17E0.SQUARE2.jpg http://cdn.instructables.com/F7Z/K641/HKUD17E0/F7ZK641HKUD17E0.SQUARE.jpg http://cdn.instructables.com/F7Z/K641/HKUD17E0/F7ZK641HKUD17E0.SMALL.jpg dodgey99 Yes, yet another toner transfer PCB etching tutorial - But wait! I've experimented a LOT and found the key to producing reliable results. The secret is in the execution, NOT the materials. I'm now producing 2 sided PCBs with perfect tracks on my 1st attempt. So, let's go.... What you'll Need - A ...
By: dodgey99

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Tue, 27 Aug 2013 10:34:45 PDT
QCB: QUICK CIRCUIT BOARD http://www.instructables.com/id/QCB-QUICK-CIRCUIT-BOARD/
QCB: QUICK CIRCUIT BOARD - More DIY How To Projects]]> http://cdn.instructables.com/FVD/BDWR/HKHPOIW0/FVDBDWRHKHPOIW0.SQUARE2.jpg http://cdn.instructables.com/FVD/BDWR/HKHPOIW0/FVDBDWRHKHPOIW0.SQUARE.jpg http://cdn.instructables.com/FVD/BDWR/HKHPOIW0/FVDBDWRHKHPOIW0.SMALL.jpg Captain Vyom QCB stands for Quick Circuit Board. The concept of QCB is based on scoring the non-connections rather than laboriously draw connections on the copper clad board. The complexity of technology of making traditional PCBs can be virtually reduced to pencil and paper technology using QCB. Though very co...
By: Captain Vyom

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Sun, 18 Aug 2013 14:56:57 PDT
Universal programmer for AVR's and S51 plus ZIF socket ! http://www.instructables.com/id/Universal-programmer-for-AVRs-and-S51-plus-ZIF-so/
Universal programmer for AVR's and S51 plus ZIF socket ! - More DIY How To Projects]]> http://cdn.instructables.com/F6T/07H4/HJZ86GDO/F6T07H4HJZ86GDO.SQUARE2.jpg http://cdn.instructables.com/F6T/07H4/HJZ86GDO/F6T07H4HJZ86GDO.SQUARE.jpg http://cdn.instructables.com/F6T/07H4/HJZ86GDO/F6T07H4HJZ86GDO.SMALL.jpg armstk180 This programmer has been designed by the company and has been produced at least 2500PCS of this and it's quite tested and standards and now we don't manufacture this version any more , here is the link product (Sorry only Farsi was available) Universal AVR programmer Notice: This programmer PCB and...
By: armstk180

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Mon, 12 Aug 2013 15:04:26 PDT
Digital Calendar Clock made from CMOS Chips http://www.instructables.com/id/Digital-Calendar-Clock-made-from-CMOS-Chips/
Digital Calendar Clock made from CMOS Chips - More DIY How To Projects]]> http://cdn.instructables.com/F7E/7FA8/HK1DFYE5/F7E7FA8HK1DFYE5.SQUARE2.jpg http://cdn.instructables.com/F7E/7FA8/HK1DFYE5/F7E7FA8HK1DFYE5.SQUARE.jpg http://cdn.instructables.com/F7E/7FA8/HK1DFYE5/F7E7FA8HK1DFYE5.SMALL.jpg Mattosx This is a continuation of my 24 hr clock from 2012. I organically intended to include these circuits, but ran out of time (and PCB board space) to get it done. This is what it does: 1) It keeps track of the day of the week with 7 separate LEDs. The weekend LEDs are a different color :) 2) It keeps...
By: Mattosx

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Mon, 12 Aug 2013 09:07:25 PDT
4093 Schmidt Trigger / Fan Speed Regulation http://www.instructables.com/id/4093-Schmidt-Trigger-Fan-Speed-Regulation/
4093 Schmidt Trigger / Fan Speed Regulation - More DIY How To Projects]]> http://cdn.instructables.com/F4K/NG1V/HHJOIRDI/F4KNG1VHHJOIRDI.SQUARE2.jpg http://cdn.instructables.com/F4K/NG1V/HHJOIRDI/F4KNG1VHHJOIRDI.SQUARE.jpg http://cdn.instructables.com/F4K/NG1V/HHJOIRDI/F4KNG1VHHJOIRDI.SMALL.jpg WWC If you have a fan that needs the speed regulated than a Schmidt Trigger such as this is one way to do it. Basically a Schmidt trigger works with PWM pulse width modulation. If you are really interested in knowing all the workings of Schmidt Trigger and PWM then check the links below. Schmidt Trigg...
By: WWC

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Wed, 5 Jun 2013 20:11:32 PDT
PCB making guide http://www.instructables.com/id/PCB-making-guide/
PCB making guide - More DIY How To Projects]]> http://cdn.instructables.com/FIJ/S4TJ/HFD16XWB/FIJS4TJHFD16XWB.SQUARE2.jpg http://cdn.instructables.com/FIJ/S4TJ/HFD16XWB/FIJS4TJHFD16XWB.SQUARE.jpg http://cdn.instructables.com/FIJ/S4TJ/HFD16XWB/FIJS4TJHFD16XWB.SMALL.jpg pinomelean There are many ways to make your own homemade PCB's, They all work, but some better than other, some faster than other, ones are cheap and others expensive.... After several attempts, i found the way of making PCB's, wich is the cheapest, easiest and fastest for me. I hope this instructable will he...
By: pinomelean

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Sun, 12 May 2013 07:05:02 PDT
2-Layer Circuit Boards Using Laser Cutter / Chemical Etching http://www.instructables.com/id/2-Layer-Circuit-Boards-Using-Laser-Cutter-Chemic/ http://cdn.instructables.com/FYX/SZ67/HFSHW7FZ/FYXSZ67HFSHW7FZ.SQUARE2.jpg http://cdn.instructables.com/FYX/SZ67/HFSHW7FZ/FYXSZ67HFSHW7FZ.SQUARE.jpg http://cdn.instructables.com/FYX/SZ67/HFSHW7FZ/FYXSZ67HFSHW7FZ.SMALL.jpg nothinglabs I've kind of been obsessed with trying to make circuit boards on my laser cutter since I got it.  Other people had already done this by using spray paint as resist - then laser-etching the paint off non-trace portions of the board.  This process still requires chemical etching - which I've been tryi...
By: nothinglabs

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Tue, 7 May 2013 23:10:13 PDT
PCB prototyping - a tutorial http://www.instructables.com/id/PCB-prototyping-a-tutorial/ http://cdn.instructables.com/F3U/PHB1/HFPTEKRN/F3UPHB1HFPTEKRN.SQUARE2.jpg http://cdn.instructables.com/F3U/PHB1/HFPTEKRN/F3UPHB1HFPTEKRN.SQUARE.jpg http://cdn.instructables.com/F3U/PHB1/HFPTEKRN/F3UPHB1HFPTEKRN.SMALL.jpg Candymanproductions Here's a little PCB prototyping tutorial I've made, Enjoy!
By: Candymanproductions

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Sun, 28 Apr 2013 06:21:23 PDT
How to make large PCBs with a Sublimation Machine http://www.instructables.com/id/How-to-make-large-PCBs-with-a-Sublimation-Machine/
How to make large PCBs with a Sublimation Machine - More DIY How To Projects]]> http://cdn.instructables.com/FA1/KRJW/HFSH4YXH/FA1KRJWHFSH4YXH.SQUARE2.jpg http://cdn.instructables.com/FA1/KRJW/HFSH4YXH/FA1KRJWHFSH4YXH.SQUARE.jpg http://cdn.instructables.com/FA1/KRJW/HFSH4YXH/FA1KRJWHFSH4YXH.SMALL.jpg icecreamterror In this Instructable I'm going to show you how I use a Sublimation Machine to print and etch large PCBs or multiple board. What is a Sublimation Machine!? First, 99% of people will be asking "what is a Sublimation Machine".........and its a good question! A Sublimation Machine is a heat press ...
By: icecreamterror

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Sat, 27 Apr 2013 12:10:53 PDT
Vinyl Sticker PCB - How To http://www.instructables.com/id/Vinyl-Sticker-PCB-How-To/
Vinyl Sticker PCB - How To - More DIY How To Projects]]> http://cdn.instructables.com/FGM/965X/HEXSMS3C/FGM965XHEXSMS3C.SQUARE2.jpg http://cdn.instructables.com/FGM/965X/HEXSMS3C/FGM965XHEXSMS3C.SQUARE.jpg http://cdn.instructables.com/FGM/965X/HEXSMS3C/FGM965XHEXSMS3C.SMALL.jpg msuzuki777 So this Lazy Old Geek (LOG) is getting in to making PCBs. I’ve already done one Instructable: http://www.instructables.com/id/My-PCB-Making/ I still like to use Eagle CadSoft but my friend, OffTheRails2010 told me about a better toner transfer method using vinyl stickers. Well, I don’t know why they...
By: msuzuki777

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Tue, 2 Apr 2013 10:35:31 PDT
DIY Portable UV Exposure Box (PCB Making Gadget) http://www.instructables.com/id/DIY-Portable-UV-Exposure-Box-PCB-Making-Gadget/ http://cdn.instructables.com/FIB/TZEH/HEXS4QR5/FIBTZEHHEXS4QR5.SQUARE2.jpg http://cdn.instructables.com/FIB/TZEH/HEXS4QR5/FIBTZEHHEXS4QR5.SQUARE.jpg http://cdn.instructables.com/FIB/TZEH/HEXS4QR5/FIBTZEHHEXS4QR5.SMALL.jpg ASCAS Here's a preview of my DIY UV exposure box that I made this past December. I use it for developing "Presensitized PCBs" (Photopositive PCB). Presensitized PCBs are usually developed under sunlight, it takes 3 minutes to fully expose it. By the aid of my DIY UV box, it speeds up the process to 30 sec...
By: ASCAS

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Sun, 31 Mar 2013 00:45:18 PDT
VU-METER http://www.instructables.com/id/VU-METER-1/ http://cdn.instructables.com/FJT/S8YK/HET0YCZT/FJTS8YKHET0YCZT.SQUARE2.jpg http://cdn.instructables.com/FJT/S8YK/HET0YCZT/FJTS8YKHET0YCZT.SQUARE.jpg http://cdn.instructables.com/FJT/S8YK/HET0YCZT/FJTS8YKHET0YCZT.SMALL.jpg Mock5 A mono VU-Meter with power supply. Parts: 10K potentiometer 1.2K R 470uF cap LM7812 12V transformer MIC BR610 Square Bridge Rectifier LM3915 3x 0.1uF caps. 10 LEDs misc. This is a simple VU-meter that uses the LM3915. The input are the 2 floating connections. It uses 12 V AC that is converted into ...
By: Mock5

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Sat, 30 Mar 2013 11:04:53 PDT
LED Driver (5 LEDs) http://www.instructables.com/id/LED-Driver-5-LEDs/
LED Driver (5 LEDs) - More DIY How To Projects]]> http://cdn.instructables.com/FCO/33TD/HI3TYDE8/FCO33TDHI3TYDE8.SQUARE2.jpg http://cdn.instructables.com/FCO/33TD/HI3TYDE8/FCO33TDHI3TYDE8.SQUARE.jpg http://cdn.instructables.com/FCO/33TD/HI3TYDE8/FCO33TDHI3TYDE8.SMALL.jpg Mock5 This is a simple LED driver/power supply for 5 LEDs. Parts: It uses the LM7812 positive voltage regulator, 2x 0.1uF Capacitors 1000uF/16V Capacitor RBV - 406 rectifier 5 LEDs (I used transparent green) A 12V transformer ~500mA For Typical Forward Voltage use 78 - 100 ohms resistor for Max Forward V...
By: Mock5

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Wed, 13 Mar 2013 12:05:29 PDT
Most Simple Home-Made PCB by Toner Transfer http://www.instructables.com/id/Most-Simple-Home-Made-PCB-by-Toner-Transfer/
Most Simple Home-Made PCB by Toner Transfer - More DIY How To Projects]]> http://cdn.instructables.com/FP9/9OGN/HDYZ7TBW/FP99OGNHDYZ7TBW.SQUARE2.jpg http://cdn.instructables.com/FP9/9OGN/HDYZ7TBW/FP99OGNHDYZ7TBW.SQUARE.jpg http://cdn.instructables.com/FP9/9OGN/HDYZ7TBW/FP99OGNHDYZ7TBW.SMALL.jpg electrodragon Compare to Photo-sensitive PCB, toner transfer PCB require less tools, steps to do, also every easy to control. We finish this simple board in 10 minutes. Of course, we provide a very professional PCB service now, you can get a very high quality PCB sample from our this service. I have to say this ...
By: electrodragon

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Wed, 6 Mar 2013 17:38:41 PST
Logic Love Heart http://www.instructables.com/id/Logic-Love-Heart/
Logic Love Heart - More DIY How To Projects]]> http://cdn.instructables.com/F5G/2X7F/HD8TX0HQ/F5G2X7FHD8TX0HQ.SQUARE2.jpg http://cdn.instructables.com/F5G/2X7F/HD8TX0HQ/F5G2X7FHD8TX0HQ.SQUARE.jpg http://cdn.instructables.com/F5G/2X7F/HD8TX0HQ/F5G2X7FHD8TX0HQ.SMALL.jpg passmadd Hello everyone :) This is a Logic Love Heart I created for an old flame this year (we have a kid and we're still good mates, plus I like winding her up). Some say love isn't logical, well it is now! So sit back, grab a beer and I'll show you how I made this. Firstly, I had some fundamentals for t...
By: passmadd

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Sun, 24 Feb 2013 15:28:02 PST
PCB Reverse Engineering using GIMP http://www.instructables.com/id/PCB-Reverse-Engineering-using-GIMP-2/ http://cdn.instructables.com/F9O/J6GD/HD4VPST6/F9OJ6GDHD4VPST6.SQUARE2.jpg http://cdn.instructables.com/F9O/J6GD/HD4VPST6/F9OJ6GDHD4VPST6.SQUARE.jpg http://cdn.instructables.com/F9O/J6GD/HD4VPST6/F9OJ6GDHD4VPST6.SMALL.jpg mjm2008 There are only few articles or guides that shows how you can reverse engineer a PCB using a jpg or png picture that you have or you take for a PCB. I tried the one mentioned on this site, but I didn't success in that. The aim of reverse engineering are many.. I am not responsible for using this tech...
By: mjm2008

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Fri, 22 Feb 2013 11:04:24 PST
Toner Transfer Method and Sticker Method of PCB fabrication along with EAGLE tutorial http://www.instructables.com/id/Etching-Method-and-Sticker-Method-of-PCB-fabricati/
Toner Transfer Method and Sticker Method of PCB fabrication along with EAGLE tutorial - More DIY How To Projects]]> http://cdn.instructables.com/FMV/31H1/HCV99LWA/FMV31H1HCV99LWA.SQUARE2.jpg http://cdn.instructables.com/FMV/31H1/HCV99LWA/FMV31H1HCV99LWA.SQUARE.jpg http://cdn.instructables.com/FMV/31H1/HCV99LWA/FMV31H1HCV99LWA.SMALL.jpg saipraveen durairaman "A printed circuit board, or PCB, is used to mechanically support and electrically connect electronic components using conductive pathways, tracks or signal traces etched from copper sheets laminated onto a non-conductive substrate." is the definition as stated in Wikipedia and it indeed is true. A...
By: saipraveen durairaman

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Fri, 8 Feb 2013 09:09:24 PST
Measure distances on a photo using Google Sketchup http://www.instructables.com/id/Measure-distances-on-a-photo-using-Google-Sketchup/
Measure distances on a photo using Google Sketchup - More DIY How To Projects]]> http://cdn.instructables.com/F7U/3Y9T/HCJO50WC/F7U3Y9THCJO50WC.SQUARE2.jpg http://cdn.instructables.com/F7U/3Y9T/HCJO50WC/F7U3Y9THCJO50WC.SQUARE.jpg http://cdn.instructables.com/F7U/3Y9T/HCJO50WC/F7U3Y9THCJO50WC.SMALL.jpg danjovic Some time ago a friend sent me some pictures of a printer expansion card for a brazilian ZX Spectrum. In order to produce a PCB layout for a clone of such board i needed some tool to make measurements based on a photo, and the choosen one was Google Sketchup. Importing the Image Before import...
By: danjovic

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Fri, 1 Feb 2013 21:08:36 PST
How to Etch a PCB http://www.instructables.com/id/How-to-Etch-a-PCB/
How to Etch a PCB - More DIY How To Projects]]> http://cdn.instructables.com/FHB/R01C/HCJOFNMZ/FHBR01CHCJOFNMZ.SQUARE2.jpg http://cdn.instructables.com/FHB/R01C/HCJOFNMZ/FHBR01CHCJOFNMZ.SQUARE.jpg http://cdn.instructables.com/FHB/R01C/HCJOFNMZ/FHBR01CHCJOFNMZ.SMALL.jpg dannewoo All materials used in this instructable came from the PCB Fab-In-A-Box Starter Kit which can be purchase here. You will also need to purchase some PCB Etching Solution. Design First you need to design the board using a service like Eagle, Fritzing or you can even just use Adobe Illustrator if you...
By: dannewoo

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Wed, 30 Jan 2013 22:59:21 PST
Laser Cut Circuit Boards http://www.instructables.com/id/Laser-Cut-Circuit-Boards/ http://cdn.instructables.com/F7T/45TY/HAVGKLUB/F7T45TYHAVGKLUB.SQUARE2.jpg http://cdn.instructables.com/F7T/45TY/HAVGKLUB/F7T45TYHAVGKLUB.SQUARE.jpg http://cdn.instructables.com/F7T/45TY/HAVGKLUB/F7T45TYHAVGKLUB.SMALL.jpg nothinglabs Yes - you can make circuit boards on your 40-watt CO2 laser cutter without etching! Quick summary (step-by-step / more details in video): 1. Attach .001" steel shim to cast acrylic sheet with mounting tape (leave paper backing on acrylic) 2. Cut out though-holes and board itself at 6.5 mm/s (2 pass...
By: nothinglabs

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Tue, 22 Jan 2013 12:23:55 PST
Make 10 Etchants for Copper Printed Circuit Boards http://www.instructables.com/id/Make-10-Etchants-for-Copper-Printed-Circuit-Boards/ http://cdn.instructables.com/FZT/DKMA/HA4M8KK8/FZTDKMAHA4M8KK8.SQUARE2.jpg http://cdn.instructables.com/FZT/DKMA/HA4M8KK8/FZTDKMAHA4M8KK8.SQUARE.jpg http://cdn.instructables.com/FZT/DKMA/HA4M8KK8/FZTDKMAHA4M8KK8.SMALL.jpg NurdRage We show 10 ways to make PCB etchants using easy to access chemicals 1. Hydrogen Peroxide (5mL of 3%) and Hydrochloric Acid (5mL of 37%) Loses strength in storage but makes copper chloride that can later be used as a fully recyclable etchant. 2. Hydrogen Peroxide (10mL of 3%) + Sulfuric acid (1mL o...
By: NurdRage

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Sun, 9 Dec 2012 16:00:54 PST
Building a Etcher swisher! http://www.instructables.com/id/Building-a-Etcher-swisher/ http://cdn.instructables.com/F6L/C93Z/HA4MMTFI/F6LC93ZHA4MMTFI.SQUARE2.jpg http://cdn.instructables.com/F6L/C93Z/HA4MMTFI/F6LC93ZHA4MMTFI.SQUARE.jpg http://cdn.instructables.com/F6L/C93Z/HA4MMTFI/F6LC93ZHA4MMTFI.SMALL.jpg A.R. Follow the steps in the video. Hope you like it! P.S. Sorry I was not making it right there for the video.
By: A.R.

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Wed, 5 Dec 2012 15:25:51 PST
Etching PCB's http://www.instructables.com/id/Etching-PCBs/ http://cdn.instructables.com/F7T/7F5R/HA4MKKDY/F7T7F5RHA4MKKDY.SQUARE2.jpg http://cdn.instructables.com/F7T/7F5R/HA4MKKDY/F7T7F5RHA4MKKDY.SQUARE.jpg http://cdn.instructables.com/F7T/7F5R/HA4MKKDY/F7T7F5RHA4MKKDY.SMALL.jpg A.R. How to Etch Your own PCb's. Watch the video. I will have a Video about building the etcher swisher.
By: A.R.

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Wed, 5 Dec 2012 13:09:26 PST
Making Board(PCBs) http://www.instructables.com/id/Making-BoardPCBs/
Making Board(PCBs) - More DIY How To Projects]]> http://cdn.instructables.com/FUU/UN8C/H9T4100V/FUUUN8CH9T4100V.SQUARE2.jpg http://cdn.instructables.com/FUU/UN8C/H9T4100V/FUUUN8CH9T4100V.SQUARE.jpg http://cdn.instructables.com/FUU/UN8C/H9T4100V/FUUUN8CH9T4100V.SMALL.jpg Geek07Boy Making your own printed circuit boards(PCB) is so easy now. The biggest change is in the resist coating on the boards. Now it is less sensitive to ambient light. You do not need a safety light or a closed room to work with these new boards. You do have to be careful with direct light from any source...
By: Geek07Boy

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Wed, 28 Nov 2012 09:22:13 PST
Let's Assemble an Adafruit Motor Shield http://www.instructables.com/id/Lets-Assemble-an-Adafruit-Motor-Shield/ http://cdn.instructables.com/FTA/AJFJ/H9K2GFKW/FTAAJFJH9K2GFKW.SQUARE2.jpg http://cdn.instructables.com/FTA/AJFJ/H9K2GFKW/FTAAJFJH9K2GFKW.SQUARE.jpg http://cdn.instructables.com/FTA/AJFJ/H9K2GFKW/FTAAJFJH9K2GFKW.SMALL.jpg aggrav8d You know how some people play games on youtube while you watch?  I thought it would be more helpful to make things on youtube while you watch. Soldering a through-hole circuit board or PCB can seem intimidating with all the different parts and the amount of work involved.  I'm here to show you all ...
By: aggrav8d

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Thu, 15 Nov 2012 15:52:09 PST
AVR Chronograph from concept to PCB http://www.instructables.com/id/AVR-Chronograph-from-concept-to-PCB/
AVR Chronograph from concept to PCB - More DIY How To Projects]]> http://cdn.instructables.com/FQN/XY8B/H8OJETX7/FQNXY8BH8OJETX7.SQUARE2.jpg http://cdn.instructables.com/FQN/XY8B/H8OJETX7/FQNXY8BH8OJETX7.SQUARE.jpg http://cdn.instructables.com/FQN/XY8B/H8OJETX7/FQNXY8BH8OJETX7.SMALL.jpg mofoya A chronograph is a device used to measure the speed of a passing object.  In it's simplest form, this involves two sensors of some kind that 'see' the object, some device that can measure time, and some output to deliver the data to the user. In this instructable, I'll be showing how I designed, pr...
By: mofoya

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Tue, 13 Nov 2012 14:07:00 PST