... ),S/G plating,ENEPIG,G/F plating,carbonQuality Control: Electrical testing Flying Probe TesterYControlled Impedance Tolerance±10% Impedance testerTektronix TDS8200Routing End ... ). Warp and Twist: <0.75%16). Tested by:Flying-Probe Tester, Fixture tester , Visual Inspection17). Special requirements: Buried and blind vias, impedance ...