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Mon, 14 Sep 2015 14:24:21 -0700 (PDT) | |
Date: | Mon, 14 Sep 2015 23:24:17 +0200 |
From: | "Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com> |
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Subject: | Re: [geda-user] 5630 LED footprint |
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> But aluminum heat sink makers often dye their anodized surfaces with an emissive substance. It’s often also black in the visible, but, of course, it’s the infrared that counts.Radiation helps. I guess these heat sinks also are infrared black.
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