Connect material evidence to a released constructionTF-1/2 PTFE laminate: identity and RF comparison. Engineering illustration, not a production photograph or test result.Connect material evidence to a released constructionTF-1/2 PTFE laminate: identity and RF comparisonExact grade01Stackup02Geometry03Process04Verification05Keep the drawing revision and unresolved questions visible at every step.A supplier data sheet supports the material choice; it is not build approval.