Amphenol / SV Microwave SMP/SMPM/SMPS Surface-Mount PCB Connectors are single-port, two-port, and four-port connectors ideal for high-frequency printed circuit board applications where precision is vital. SMP connectors conform to DSCC 94007, 94008, and MIL-STD-348. The SMPM connectors improve the application density and operating frequency range of the SMP connector. The SMPS connectors utilize the same great features of the SMP and SMPM connectors in an even more compact package.