QMA Waterproof Connectors Radiall Waterproof QMA Series Connectors are an alternative to traditional SMA connectors for applications up to 6GHz. These devices provide high density and a quick connection within RF modules. Waterproof QMA Connectors are fully intermateable and backward compatible with any QLF® certified standard QMA connectors and provide excellent ingress protection. A large range of connectors are encompassed in the QM series: straight and right-angle plugs, bulkhead jacks, flange receptacles, PCB receptacles, adapters, and more. Models are either full crimp, crimp, or solder type for flexible, semirigid, or conformable cables. They offer long-lasting durability needed for the most demanding harsh outdoor applications such as portable test and GPS equipment, RFID, wireless surveillance cameras, base stations, handhelds as well as interconnections between modules and antennas needed for Wi-Fi, WiMax, 3G, 4G and more.