NPTH Contains Copper (Drill)

Reports NPTHs containing copper on positive layers only.

Internal ERF Name

<Area>:npth_cont_c

Measurement Shape

Measurement ID

Segment

Drill

Layers Displayed

  • Power and ground layer

  • Layer piercing it

Graphic

Purpose

Having copper inside non-plated through holes serves no purpose and inflicts unnecessary wear and tear on the drill bit.

Function

Reports NPTHs containing copper on positive layers only.

ERF Parameters

 

ERF Variables

 

Constraint

Hole Clearance

Limitations