[{"data":1,"prerenderedAt":266},["ShallowReactive",2],{"Categories":3,"NavIndexCategoriesCountFooter":203,"content-\u002F2017\u002F11\u002F14\u002Fstar-decoration\u002F":204},[4,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,68,70,71,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202],{"category":5},"System Administration",{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},"Software Development",{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":27},{"category":27},{"category":67},"Drones & RC",{"category":69},"DIY Projects",{"category":67},{"category":72},"Photography",{"category":69},{"category":69},{"category":69},{"category":67},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":67},{"category":69},{"category":69},{"category":67},{"category":67},{"category":72},{"category":72},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":5},{"category":5},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":5},{"category":67},{"category":67},{"category":72},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":72},{"category":67},{"category":138},"3D Printing - Laser Cutting - CNC",{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":5},{"category":138},{"category":27},{"category":27},{"category":138},{"category":138},{"category":72},{"category":158},"Photography,3D Printing - Laser Cutting - CNC",{"category":27},{"category":27},{"category":69},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":67},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":27},{"category":69},{"category":27},{"category":27},{"category":27},{"category":27},{"category":181},"Home Assistant",{"category":181},{"category":72},{"category":27},{"category":27},{"category":72},{"category":138},{"category":5},{"category":72},{"category":72},{"category":138},{"category":27},{"category":181},{"category":181},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},191,{"id":205,"title":206,"body":207,"category":138,"date":251,"description":252,"embedImage":253,"extension":254,"image":246,"intro":255,"meta":256,"navigation":257,"path":258,"seo":259,"series":253,"sitemap":260,"stem":261,"tags":262,"__hash__":265},"content\u002F2017\u002F11\u002F14\u002Fstar-decoration.md","Star decoration",{"type":208,"value":209,"toc":247},"minimark",[210,225,228,231,234,237,240],[211,212,213,214,224],"p",{},"Found ",[215,216,223],"a",{"href":217,"rel":218,"target":222},"https:\u002F\u002Fwww.thingiverse.com\u002Fthing:39085",[219,220,221],"nofollow","noopener","noreferer","_blank","this model"," of a star decoration on Thingiverse.",[211,226,227],{},"Did a quick print run and instead of using a string of LED lights just grabbed a handful from the drawer and a small buck converter.",[211,229,230],{},"The converter is set for 3v output (nominal forward voltage for the LEDs) and the LEDs are in parallel. 12 LEDs and it's drawing about 200mA - so that's about 16mA per LED as well as a few for the converter itself.",[211,232,233],{},"I could have used resistors but the current draw was a little high for the ¼ watt ones I have (especially if any of the LEDs fail with a short) - and I didn't want to have to make a large cluster of resistors to get the right dissipation\u002Fresistance.",[211,235,236],{},"The USB cable was an old 30pin apple USB cable - which we don't use any more and which had frayed near to the 30pin connector so I could just chop that end off :)",[211,238,239],{},"The result:",[211,241,242],{},[243,244],"img",{"alt":245,"src":246},"USB driven LED lit star decoration","\u002Fimages\u002Fposts\u002F2017\u002F11\u002Fstar.jpg",{"title":248,"searchDepth":249,"depth":249,"links":250},"",2,[],"2017-11-14 07:48 +0100","Found this model of a star decoration on Thingiverse.",null,"md","A 3D printed star with LED lights for the holidays",{},true,"\u002F2017\u002F11\u002F14\u002Fstar-decoration",{"title":206,"description":252},{"loc":258},"2017\u002F11\u002F14\u002Fstar-decoration",[263,264],"3d printing","christmas","heVSEUu3aD4qiIDJRDh6cNQnCjGVrFScuvRj7Y9E6ag",1775293007900]