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  • light | My 2µF
    s NeoPixel library The concept is once again rather simple Whack a lot of WS2812B RGB LEDs onto a small board add Continue reading Posted in Arduino Tagged IKEA lamp light lighting mood light RGB Samtid upgrade 7 Comments Small project 10 IKEA Samtid reading light upgrade Posted on June 22 2014 by robert Yet another reincarnation of a PT4115 based LED lamp This time I chose to add a micro controller to the mix No not an ATtiny13 but an ATtiny45 as it contains a much desired feature for this job high frequency PWM Continue reading Posted in Electronics Tagged IKEA light mod reading Samtid upgrade Leave a comment Spontaneous LED bulb teardown IKEA ledare 400lm Posted on April 19 2014 by robert I bought this LED bulb about 21 months ago for 11 99 I liked it Posted in Electronics Tagged bulb IKEA LED ledare light overheating teardown Texas Instruments 5 Comments PT4115 LED module upgraded to Nichia NT2x757D LEDs Posted on March 21 2014 by robert First the old version using the best small LEDs I could get hold of at that time Nichia NSSL157 and NSSW157 types driven at about 100mA Posted in Electronics Tagged driver LED light Nichia PT4115 Leave a comment Small project 7 USB powered inspection light Posted on March 14 2014 by robert Quite often I run into the problem of getting light to where I need it when inspecting SMD solder joints The ring light I built some time ago provides a lot of light but is too large to get close to Continue reading Posted in Electronics Tagged light USB Leave a comment Small project 5 Pentax s5z LED ring for macro shots Posted on May 2 2013 by robert My trusty Pentax S5z still works reliably I ve had it for 8 years now It doesn t shoot HD videos and it requires a couple of replacement batteries now and then but it makes quite nice macro shots with the help Continue reading Posted in Electronics Tagged AVR camera digital illumination LED light macro Pentax S5z Leave a comment Riding a bicycle at night Most bikers are braindead Posted on December 7 2011 by robert or will be It was at night it was raining ice rain at times the roads were covered with slippery leaves I met a lot of bikers some of them had their lights on I was still Continue reading Posted in Dear Diary Tagged bike idiot light night retard suicidal Leave a comment Seeing by not seeing Posted on March 15 2010 by robert What fun reading can be Get yourself a few good books lots of tea some chocolate and read I must have read Feet of Clay by Terry Pratchett numerous times but it seems I hadn t payed this quote the necessary Continue reading Posted in The Dump Tagged book discworld feet of clay humour light literature perception reading terry pratchett the truth Leave a comment Search for Recent Comments robert

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/light/ (2016-02-10)
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  • MBI5168 | My 2µF
    workspace Posted in Electronics Tagged ATtiny 2313 AVR driver ISR LED MBI5168 oscilloscope PWM Leave a comment Macroblock LED driver group buy Posted on December 29 2009 by robert I ll be placing an order at Kingelectronics on January 14th 2010 To my knowledge Kingelectronics is currently the sole distributor for Macroblock LED drivers in the western world They have quite a few interesting chips e g the MBI5168 It s an Continue reading Posted in Electronics Tagged DeTeXify group buy LaTeX LED driver macroblock MathTeX MBI5168 25 Comments Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October 2015 2 September 2015 10 July 2015 4 June 2015 5 May 2015 2 April 2015 5 March 2015 3 February 2015 2 January 2015 1 December 2014 2 November 2014 2 October 2014 3 September 2014 1 August 2014 2 July 2014 2 June 2014 2 May 2014 2 April 2014 4 March 2014 3 February 2014 2 January 2014 1 December 2013 3 November 2013 6 October 2013 3 August 2013 3 July 2013 2 June 2013 6 May 2013 6 February 2013 2 January 2013 5 December 2012 1 August 2012 2 July 2012 7 June 2012 6 May 2012 5 April 2012 6 March 2012 2 February 2012 1 January 2012 3 December 2011 5 October 2011 2 September 2011 1 August 2011 1 July 2011 3 June 2011 1 March 2011

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/mbi5168/ (2016-02-10)
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  • modding | My 2µF
    tried to do that with a scalpel Continue reading Posted in Arduino DIY Electronics Tagged AVR IKEA LED modding PWM RGB Samtid 11 Comments IKEA SAMTID modification part 1 Posted on July 8 2009 by robert I have 3 Ikea Samtid lamps They re affordable useful and the design is timeless One is in my living room and started to bore me That has to change As the lamp can be dismantled very easily it s begging for Continue reading Posted in Arduino DIY Electronics Tagged AVR IKEA LED modding PWM RGB Samtid 3 Comments Using a standard Arduino to program V3 Matrix boards Posted on April 14 2009 by robert A comment by Andy reminded me of the fact that a standard Arduino non SMD types comes with the FTDI chip and therefore can be used as a USB to TTL serial programmer too To make it work you Continue reading Posted in Arduino Electronics Tagged 64 pixels AVR LED modding PWM RGB 1 Comment Modding a GBC H212 Laminator Posted on September 9 2008 by robert Objective proper toner transfer for 2 sided 1 5mm PCBs Steps check if 1 5mm PCBs pass through the unmodded laminator NO remove paper guides to prevent PCB from getting stuck OK check if proper refusing takes place after about 2 4 passes Continue reading Posted in Electronics Soldering PCBs Tagged modding toner transfer 2 Comments Making PCBs with the toner transfer method Posted on September 8 2008 by robert Well I thought this would be fun I even got the pulsarprofx toner transfer paper and a laminator GBC H212 because I couldn t get proper results with my tiny clothes iron but It did not work The transfer paper itself Continue reading Posted in DIY Electronics Soldering PCBs Tagged modding toner transfer 3 Comments Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October 2015 2 September 2015 10 July 2015 4 June 2015 5 May 2015 2 April 2015 5 March 2015 3 February 2015 2 January 2015 1 December 2014 2 November 2014 2 October 2014 3 September 2014 1 August 2014 2 July 2014 2 June 2014 2 May 2014 2 April 2014 4 March 2014 3 February 2014 2 January 2014 1 December 2013 3 November 2013 6 October 2013 3 August 2013 3 July 2013 2 June 2013 6 May 2013 6 February 2013 2 January 2013 5 December 2012 1 August 2012 2 July 2012 7 June 2012 6 May 2012 5 April 2012 6 March 2012 2 February 2012 1 January 2012 3 December 2011 5 October 2011 2

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/modding/ (2016-02-10)
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  • open source | My 2µF
    a two day conference on Free Software and Open Source taking place for the third time on August 23rd 24th 2008 at the Fachhochschule Bonn Rhein Sieg in Sankt Augustin near the cities of Bonn and Cologne We are looking for Continue reading Posted in The Dump Tagged hardware open source Leave a comment Creating schematics and PCB layouts with open source tools Posted on November 19 2008 by robert On my quest to build the electronics for my LED RGB matrix gadget I ll be dealing with gEDA and KICAD for the next few weeks For windoze users there s also FreePCB The prototype will still be finished using perfboard and Continue reading Posted in Electronics Soldering PCBs Tagged layout open source schematic 10 Comments Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October 2015 2 September 2015 10 July 2015 4 June 2015 5 May 2015 2 April 2015 5 March 2015 3 February 2015 2 January 2015 1 December 2014 2 November 2014 2 October 2014 3 September 2014 1 August 2014 2 July 2014 2 June 2014 2 May 2014 2 April 2014 4 March 2014 3 February 2014 2 January 2014 1 December 2013 3 November 2013 6 October 2013 3 August 2013 3 July 2013 2 June 2013 6 May 2013 6 February 2013 2 January 2013 5 December 2012 1 August 2012 2 July 2012 7 June

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/open-source/ (2016-02-10)
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  • oscilloscope | My 2µF
    rant 7 Signal averaging Posted on June 11 2012 by robert It works BUT it comes at a cost Posted in Electronics Tagged averaging DSO lecroy oscilloscope rant sluggishness WaveAce 224 Leave a comment WaveAce 224 Mini rant 6 Cursors and auto measurements Posted on May 19 2012 by robert Automatic cursors are supposed to show what and where stuff is measured on a waveform when automatic measurements are used This is pretty useful if it works as expected Suffice to say that it doesn t always do that unfortunately Posted in Electronics Tagged DSO lecroy oscilloscope rant WaveAce 224 2 Comments WaveAce 224 Mini rant 5 Now what is this Posted on May 11 2012 by robert Got the pulse trigger to trigger This time I don t care if the set pulse length is actually accurate I just wanted it to trigger on the thing and it did Fine happy happy joy joy Then I felt like moving Continue reading Posted in Electronics Tagged DSO lecroy oscilloscope rant trigger WaveAce 224 Leave a comment WaveAce 224 Mini rant 4 Fixed record length Posted on April 30 2012 by robert Noooooooo gasp cough Posted in Electronics Tagged DSO lecroy oscilloscope rant timebase trigger WaveAce 224 Leave a comment DSO Teaser Posted on April 23 2012 by robert To see what of the trigger system of the WaveAce 224 works and doesn t work as I expect it I ve made a little device which shall from now one be called DSO T Posted in Electronics Tagged DSO oscilloscope pulse test jig trigger waveform generator 1 Comment ATtiny 2313 MBI5168 3W LED Posted on February 12 2011 by robert Towards re illuminating my kitchen workspace Posted in Electronics Tagged ATtiny 2313 AVR driver ISR LED MBI5168 oscilloscope PWM Leave a comment Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October 2015 2 September 2015 10 July 2015 4 June 2015 5 May 2015 2 April 2015 5 March 2015 3 February 2015 2 January 2015 1 December 2014 2 November 2014 2 October 2014 3 September 2014 1 August 2014 2 July 2014 2 June 2014 2 May 2014 2 April 2014 4 March 2014 3 February 2014 2 January 2014 1 December 2013 3 November 2013 6 October 2013 3 August 2013 3 July 2013 2 June 2013 6 May 2013 6 February 2013 2 January 2013 5 December 2012 1 August 2012 2 July 2012 7 June 2012 6 May 2012 5 April 2012 6 March 2012 2 February 2012 1 January 2012 3 December 2011 5 October 2011 2 September 2011

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/oscilloscope/ (2016-02-10)
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  • PCB | My 2µF
    The previous version of this adapter had a major disadvantage assembly was a mess You needed a jig sticky tape not good Posted in Electronics Tagged adapter AVR ISP key PCB pogo pin 8 Comments Prototype stencils from OSHStencils Posted on August 2 2013 by robert First generation now obsolete stencil from OSHStencils com Posted in Soldering PCBs Tagged electronics OSHStencils PCB stencil 1 Comment Truly useable OSHW logo for KiCAD Posted on August 12 2011 by robert Yes I do know that there are others available as well but I didn t like it It is HUGE about 6MB and I couldn t easily scale it Using Bitmap2Component which is included in the later versions of KiCAD I ve created Continue reading Posted in Electronics Soldering PCBs Tagged kicad OSHW PCB 2 Comments More light Prolly my LAST large perfboard prototype Posted on November 23 2010 by robert I m still alive physically that is Recently I felt the urge to do some soldering an I promptly succumbed to it 3 days later I was done and totally fed up with having to solder using the W word The Continue reading Posted in Arduino Electronics Soldering PCBs Tagged AVR LED madness PCB perfboard prototype RGB soldering ZEN 2 Comments RGB LED Toy It works Posted on December 9 2009 by robert Well sort of I finally got the PCBs from sparkfun Almost 6 weeks 9 days only for the air mail letter to get to me Maybe my dear friends at the customs office were busy again Unfortunately my request to Continue reading Posted in Electronics Soldering PCBs Tagged AVR Batchpcb LED PCB prototype PWM RGB 14 Comments RGB LED Toy first order at BatchPCB Posted on November 1 2009 by robert For quite some time I have 19 SMD RGB LEDs sitting in one of my electronics boxes It used to be 20 but I ve ruined one while trying to solder it to perfboard They are 3 single LEDs put into Continue reading Posted in Electronics Soldering PCBs Tagged AVR Batchpcb LED PCB prototype PWM RGB 13 Comments V3 04 PCBs from MakePCB have arrived Posted on July 17 2009 by robert I ve waited for 5 weeks for the 2nd batch of the 64 pixel RGB matrix controller boards This time I ordered from MakePCB as I wanted to test another PCB manufacturer Also I couldn t get gold plated pads from GoldPhoenix for Continue reading Posted in Arduino Electronics Soldering PCBs Tagged hardware lead free makepcb PCB RoHS 4 Comments Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/pcb/ (2016-02-10)
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  • prototype | My 2µF
    spice model provided Continue reading Posted in Electronics Tagged prototype SMD 2 Comments RGB LED Toy It works Posted on December 9 2009 by robert Well sort of I finally got the PCBs from sparkfun Almost 6 weeks 9 days only for the air mail letter to get to me Maybe my dear friends at the customs office were busy again Unfortunately my request to Continue reading Posted in Electronics Soldering PCBs Tagged AVR Batchpcb LED PCB prototype PWM RGB 14 Comments RGB LED Toy first order at BatchPCB Posted on November 1 2009 by robert For quite some time I have 19 SMD RGB LEDs sitting in one of my electronics boxes It used to be 20 but I ve ruined one while trying to solder it to perfboard They are 3 single LEDs put into Continue reading Posted in Electronics Soldering PCBs Tagged AVR Batchpcb LED PCB prototype PWM RGB 13 Comments Search for Recent Comments robert on YauDL Y et a nother u seless D ummy L oad Andrew Duckworth on YauDL Y et a nother u seless D ummy L oad robert on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Serhii on YOUYUE 858D hotair station BLDC Fan speed mod Archives Archives Select Month January 2016 1 December 2015 2 November 2015 3 October 2015 2 September 2015 10 July 2015 4 June 2015 5 May 2015 2 April 2015 5 March 2015 3 February 2015 2 January 2015 1 December 2014 2 November 2014 2 October 2014 3 September 2014 1 August 2014 2 July 2014 2 June 2014 2 May 2014 2 April 2014 4 March 2014 3 February 2014 2 January 2014 1 December 2013 3 November 2013 6 October 2013 3

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/prototype/ (2016-02-10)
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  • PWM | My 2µF
    Posted on November 1 2009 by robert For quite some time I have 19 SMD RGB LEDs sitting in one of my electronics boxes It used to be 20 but I ve ruined one while trying to solder it to perfboard They are 3 single LEDs put into Continue reading Posted in Electronics Soldering PCBs Tagged AVR Batchpcb LED PCB prototype PWM RGB 13 Comments IKEA SAMTID modification part 2 Posted on August 19 2009 by robert Not having the right tools is such a pain The modification I m planning to do requires cutting 72 round 35mm holes into the white plastic foil that forms the Ikea SAMTID s head I tried to do that with a scalpel Continue reading Posted in Arduino DIY Electronics Tagged AVR IKEA LED modding PWM RGB Samtid 11 Comments IKEA SAMTID modification part 1 Posted on July 8 2009 by robert I have 3 Ikea Samtid lamps They re affordable useful and the design is timeless One is in my living room and started to bore me That has to change As the lamp can be dismantled very easily it s begging for Continue reading Posted in Arduino DIY Electronics Tagged AVR IKEA LED modding PWM RGB Samtid 3 Comments Expli de electronics competition my my Posted on June 27 2009 by robert I m happily awaiting the prize Now I ll finally be able to learn to work with AVRs the right way LOL For links to the other awarded projects just click here myAVR MK2 USB PLUS development KIT kindly sponsored Continue reading Posted in Arduino Electronics Tagged 64 pixels AVR contest LED PWM RGB 2 Comments 128 64 x 2 Extending to larger matrix displays Posted on June 20 2009 by robert I haven t had the nerve to test if my 8 8 PWM code could cope with a double sized matrix but it turns out someone else has already had fun doing that Have a look at dirk s blog for more information Continue reading Posted in Arduino Electronics Tagged 128 pixels AVR LED PWM RGB 2 Comments Using a standard Arduino to program V3 Matrix boards Posted on April 14 2009 by robert A comment by Andy reminded me of the fact that a standard Arduino non SMD types comes with the FTDI chip and therefore can be used as a USB to TTL serial programmer too To make it work you Continue reading Posted in Arduino Electronics Tagged 64 pixels AVR LED modding PWM RGB 1 Comment V3 prototypes for sale Posted on April 12 2009 by robert Hi I need to get rid of my V3 prototypes I ve got exactly 3 all gone fully assembled and tested boards RGB LED matrix So if anybody wants them The early bird catches the worm I d be happy Continue reading Posted in Arduino Electronics Tagged 64 pixels AVR LED PWM RGB 28 Comments Experimenting with the PORTC D connectors on V3 boards I²C Posted on April

    Original URL path: http://blog.spitzenpfeil.org/wordpress/tag/pwm/ (2016-02-10)
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