/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/airmobile---21---the-boardFinally I (almost) completed the AirMobile sensor boardHere it is If you think it&#39;s awful, I agree with you... I made too many mistakes, but component&#39;s bottom views always confuse me.Anyway, to complete the board I have tomo...en-USTelligent Community 12https://community.element14.com/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/airmobile---21---the-boardWed, 28 Jan 2015 10:58:38 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:c42c10cb-31c1-493b-a908-57b76c3da45dmcb11<p>There is usually something that needs changing on every board, so think of this as the prototype or pre-production version.</p><p>&nbsp;</p><p>Many years ago we used to get Radio Telephones from a large NZ manufacturer that had almost as many components on the bottom as the top ... <em>and this was the days long before Surface Mount Devices</em>.</p><p>I fairly sure we used to be supplied the pre-production, so I wouldn&#39;t be panicing until you repeat the same problem.</p><p>&nbsp;</p><p>Mark</p><img src="https://community.element14.com/aggbug?PostID=19779&AppID=102&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/airmobile---21---the-boardMon, 26 Jan 2015 19:33:50 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:c42c10cb-31c1-493b-a908-57b76c3da45dshabaz1<p>Hi Ambrogio,</p><p>&nbsp;</p><p>It&#39;s not so bad at all - everyone makes mistakes on PCBs. My only solution to minimise this is to never submit gerber files until I&#39;m feeling super-alert enough to re-study it (which is a different time to the time when the board layout is complete, by at least 24 hours :-).</p><p>&nbsp;</p><p>Good luck with your tests!</p><img src="https://community.element14.com/aggbug?PostID=19779&AppID=102&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/airmobile---21---the-boardMon, 26 Jan 2015 19:27:57 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:c42c10cb-31c1-493b-a908-57b76c3da45dDAB0<p>Trust me, I have seen many boards worse than this one.</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=19779&AppID=102&AppType=Weblog&ContentType=0" width="1" height="1">