RF-41 / RF-43 / RF-45: material-to-build reviewRF-41 / RF-43 / RF-45: material-to-build review1Exact grade andsupplier document2Choose exact RF-41,RF-43 or RF-453Use its loss value andmethod4Agreed test andacceptance limits³Ô¹Ïtv engineering illustration · conceptual, not a qualified stackup or measurement