/products/raspberry-pi/b/blog/posts/rasppian-front-battle-tank-pi-rack-connect-four-challengehighly inspired by Ian Rentons Raspberry tank build ( http://raspberrytank.ianrenton.com/ ) I am now set to make it bigger and better.The final tank is to be built from real steel, in scale of 1/12, using custom built and machined parts.Powered by twoen-USTelligent Community 12https://community.element14.com/products/raspberry-pi/b/blog/posts/rasppian-front-battle-tank-pi-rack-connect-four-challengeWed, 28 Aug 2013 10:22:58 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:a5706566-c4dd-4213-97ff-f8ba19140cb5mcb11<p>Sami</p><p>It looks like an impresive project.</p><p>&nbsp;</p><p>For the Pi Rack, just make sure to support the tops of the boards, to stop the connectors flexing which could lead to intermittant problems.</p><p>I made a note here in my <a class="jive-link-blog-small" href="https://www.element14.com/community/people/mcb1/blog/2013/08/06/pi-rack">review.</a></p><p>&nbsp;</p><blockquote class="jive-quote"><p><span><strong>Mounting</strong></span></p><p><span>There are 4 mounting holes provided to secure the unit, however clearance for the Input cabling should be considered, as the photo above shows.</span></p><p><span>I&#39;m not sure about permanently mounting the RPi or the PiFace Digital without some additional support that holds the boards at the correct spacing.</span></p><p><span><em>It is not good practice to use the connector as a sole means of support, as any flexing/movement is transferred back and results in the solder joint cracking.</em></span></p></blockquote><p>&nbsp;</p><p>Mark</p><img src="https://community.element14.com/aggbug?PostID=16254&AppID=86&AppType=Weblog&ContentType=0" width="1" height="1">