http://vonkonow.com/wordpress - my projects Tue, 21 May 2013 19:06:40 +0000 en-US hourly 1 http://wordpress.org/?v=3.5.1 http://vonkonow.com/wordpress/2013/05/fixing-broken-led-light-bulbs/ http://vonkonow.com/wordpress/2013/05/fixing-broken-led-light-bulbs/#comments Tue, 21 May 2013 18:58:52 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=862 ]]> http://vonkonow.com/wordpress/2013/05/fixing-broken-led-light-bulbs/feed/ 0 http://vonkonow.com/wordpress/2012/12/laser-cut-miniature-gingerbread-house/ http://vonkonow.com/wordpress/2012/12/laser-cut-miniature-gingerbread-house/#comments Thu, 06 Dec 2012 21:12:50 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=825 This year we created a miniature gingerbread house using a 50W laser engraver. Happy holidays! Continue reading →]]> http://vonkonow.com/wordpress/2012/12/laser-cut-miniature-gingerbread-house/feed/ 47 http://vonkonow.com/wordpress/2012/11/low-cost-stereo-microscope-powered-by-usb/ http://vonkonow.com/wordpress/2012/11/low-cost-stereo-microscope-powered-by-usb/#comments Tue, 27 Nov 2012 20:01:54 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=804 You can get a decent SMD stereo microscope for just 60$! I added external power so I don’t need to change the batteries. Continue reading →]]> http://vonkonow.com/wordpress/2012/11/low-cost-stereo-microscope-powered-by-usb/feed/ 2 http://vonkonow.com/wordpress/2012/10/nanino-the-diy-friendly-arduino/ http://vonkonow.com/wordpress/2012/10/nanino-the-diy-friendly-arduino/#comments Mon, 08 Oct 2012 20:41:25 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=761 A minimalistic single sided Arduino compatible development board that is easy to make. Continue reading →]]> http://vonkonow.com/wordpress/2012/10/nanino-the-diy-friendly-arduino/feed/ 75 http://vonkonow.com/wordpress/2012/08/bringing-a-12-year-old-roland-mdx-20-up-to-date/ http://vonkonow.com/wordpress/2012/08/bringing-a-12-year-old-roland-mdx-20-up-to-date/#comments Wed, 08 Aug 2012 19:07:05 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=668 How to add: USB connection, FTDI drivers and a new postprocessor to a low cost CNC mill (Roland MDX-15 / MDX-20). Continue reading →]]> http://vonkonow.com/wordpress/2012/08/bringing-a-12-year-old-roland-mdx-20-up-to-date/feed/ 17 http://vonkonow.com/wordpress/2012/04/d1/ http://vonkonow.com/wordpress/2012/04/d1/#comments Mon, 09 Apr 2012 17:30:09 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=707 D1 detects short asynchronous transmissions. It can learn new, or identify stored commands. • Compact • No hardware USART • Generic (works with all standards). Use D1 to add remote control functions to your project! Continue reading →]]> http://vonkonow.com/wordpress/2012/04/d1/feed/ 3 http://vonkonow.com/wordpress/2012/03/usbserial-pcb/ http://vonkonow.com/wordpress/2012/03/usbserial-pcb/#comments Thu, 08 Mar 2012 11:03:30 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=643 Build a small FT232 USB to serial adapter that fits directly in the USB port. Continue reading →]]> http://vonkonow.com/wordpress/2012/03/usbserial-pcb/feed/ 26 http://vonkonow.com/wordpress/2012/03/ultimate-pic16f628627-breakout-board/ http://vonkonow.com/wordpress/2012/03/ultimate-pic16f628627-breakout-board/#comments Thu, 08 Mar 2012 11:03:20 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=656 A miniature breakout board for rapid development of microprocessor projects. Continue reading →]]> http://vonkonow.com/wordpress/2012/03/ultimate-pic16f628627-breakout-board/feed/ 6 http://vonkonow.com/wordpress/2012/02/repairing-a-broken-airport/ http://vonkonow.com/wordpress/2012/02/repairing-a-broken-airport/#comments Thu, 23 Feb 2012 10:01:57 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=323 How to fix an AirPort Express Base Station that does not power up. I added a 5V power adapter and a 3.3V LDO instead of the broken power unit. Continue reading →]]> http://vonkonow.com/wordpress/2012/02/repairing-a-broken-airport/feed/ 8 http://vonkonow.com/wordpress/2012/01/ipad-cars/ http://vonkonow.com/wordpress/2012/01/ipad-cars/#comments Mon, 16 Jan 2012 20:22:13 +0000 Johan von Konow http://vonkonow.com/wordpress/?p=493 How to build an AppMATes compatible cars from PEZ dispensers using: • PEZ dispenser (cars2 edition), • Knife, sandpaper, • Quick glue, • Double sided adhesive, • Conductive foam, • Conductive film, • Conductive glue Continue reading →]]> http://vonkonow.com/wordpress/2012/01/ipad-cars/feed/ 13