Rosenberger Right Angle 50Ω PCB Mount QMA Connector jack, Solder Pin Termination, RG174 A/U, RG188 A/U, RG316/U. Gender: Female. Mating Type: Quick Lock. Operating Frequency: 0 → 18GHz. Contact Plating: White Bronze. Contact Material: Copper Zinc Alloy. MPN: 28K201-400N5