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atben/README-PCB, atusb/README-PCB: clarifications regarding holes
- atben/README-PCB, atusb/README-PCB: illustrations now contain holes - atben/README-PCB, atusb/README-PCB: clarified distinction antenna via vs. hole
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@ -4,8 +4,8 @@ Board characteristics:
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- board material: FR4, thickness 0.8 mm (1/32"), 1 oz copper
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- surface finish: ENIG recommended
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- via holes: diameter is nominally 10 mil, but any size <= 15 mil can be used
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- ground via of the antenna: diameter is nominally 8 mil, but any size <= 15
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mil can be used
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- ground via of the antenna: hole diameter is nominally 8 mil, but any size
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<= 15 mil can be used
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- mechanical tolerances: <= +/- 0.1 mm on all sides
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@ -20,7 +20,7 @@ atben-Mask_Back.gbs Back solder mask
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Other design files:
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atben-front.png Illustration of the PCB's front side (without holes)
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atben-front.png Illustration of the PCB's front side
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atben-back.png idem, for the back side
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atben-PCB_Edges.gbr Board edges, for routing (Gerber)
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atben.dxf idem (AutoCAD DXF)
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@ -4,8 +4,8 @@ Board characteristics:
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- board material: FR4, thickness 0.8 mm (1/32"), 1 oz copper
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- surface finish: TBD, ENIG is preferred
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- via holes: diameter is nominally 10 mil, but any size <= 15 mil can be used
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- ground via of the antenna: diameter is nominally 8 mil, but any size <= 15
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mil can be used
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- ground via of the antenna: hole diameter is nominally 8 mil, but any size
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<= 15 mil can be used
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- mechanical tolerances: <= +/- 0.1 mm on all sides
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@ -20,7 +20,7 @@ atusb-Mask_Back.gbs Back solder mask
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Other design files:
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atusb-front.png Illustration of the PCB's front side (without holes)
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atusb-front.png Illustration of the PCB's front side
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atusb-back.png idem, for the back side
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atusb-PCB_Edges.gbr Board edges, for routing (Gerber)
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atusb.dxf idem (AutoCAD DXF)
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