Depending on how large you want it to be, make a custom PCB for it via DorkbotPDX.  $5/square inch gets you 3 copies of any 2-layer board you can generate Gerber files for.<div><br clear="all"><span style="font-family:arial,sans-serif;font-size:13px"><b><b><div>

<span style="font-weight:normal"><b><b><span style="font-weight:normal"><span style="font-size:x-small">Drew Van Zandt</span></span></b></b></span></div><div><span style="font-weight:normal"><b><b><span style="font-weight:normal"><span style="font-size:x-small"><span style="font-family:arial">Artisan's Asylum Craft Lead, Electronics & Robotics</span><br>

Cam # US2010035593 (</span></span></b></b><span style="font-weight:normal"><span style="font-size:x-small">M:</span></span><b><b><span style="font-weight:normal"><span style="font-size:x-small">Liam Hopkins </span></span></b></b><span style="font-weight:normal"><span style="font-size:x-small">R:</span></span><b><b><span style="font-weight:normal"><span style="font-size:x-small"> Bastian Rotgeld)<br>

</span></span></b></b></span><span style="font-family:arial,sans-serif;font-size:13px"><b><b><span style="font-weight:normal"><b><b><span style="font-weight:normal"><span style="font-size:x-small">Domain Coordinator, MA-003-D.  Masquerade aVST </span></span></b></b></span></b></b></span><br>

</div></b></b></span><font size="1"><br></font><br>
<br><br><div class="gmail_quote">On Fri, Jan 20, 2012 at 9:25 AM, Nuno Sucena Almeida <span dir="ltr"><<a href="mailto:slug@aeminium.org">slug@aeminium.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">

<br>
        Having done something similar in the past using a uC to control a i2c<br>
driver, if you want to avoid too much soldering, consider using a led<br>
matrix, instead of individual LEDs. It will look more like a regular<br>
polygon instead of a circle though. These can be found in many places,<br>
here's one:<br>
<br>
<<a href="http://www.jameco.com/webapp/wcs/stores/servlet/StoreCatalogDrillDownView?langId=-1&storeId=10001&catalogId=10001&freeText=led%20matrix&search_type=jamecoall" target="_blank">http://www.jameco.com/webapp/wcs/stores/servlet/StoreCatalogDrillDownView?langId=-1&storeId=10001&catalogId=10001&freeText=led%20matrix&search_type=jamecoall</a>><br>


<br>
                        regards,<br>
                                Nuno<br>
<div class="im HOEnZb"><br>
On 01/20/2012 01:07 AM, Drew Van Zandt wrote:<br>
> <<a href="http://www.ti.com/product/tlc59116" target="_blank">http://www.ti.com/product/tlc59116</a>>Up to 224 LEDs controlled over I2C, and<br>
> that's easily muxed to get you more.<br>
<br>
</div><span class="HOEnZb"><font color="#888888">--<br>
<a href="http://slug.aeminium.org/" target="_blank">http://slug.aeminium.org/</a><br>
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