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Here's some pics of making the circuit board.  The pics are just through the process of etching, tinning, adding solder mask, drilling and cutting.  In the pics I have some of version 1 (PWM LEDs) and some of version 2 (WS8211 LEDs).

Front of V1 after etching and tinning:

Back of V1 after etching and tinning:

Front of V2 after applying solder mask:

Back of V2 after applying solder mask:

Front of V2 after drilling:

Back of V2 after drilling:

Front of V1 after cutting to shape:

Back of V1 after cutting to shape:

 

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