When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Chip-On-Board (COB) Technology solders three very fine LED chips—one red, one blue, and one green ...
This single digit display is an old edge-lit module that [Ty_Eeberfest] has been working with. The modules were built for General Radio Company and have a really huge PCB to control just one digit.
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