QMA connectors are a "quick disconnect" version of a SMA connectors. They share the same internal construction as SMA connectors as well as excellent performance. This 50 Ohm connector is available for RG58 and 195 Series Low-Loss cables. All connectors utilize a crimp attachment process for a strong and effective attachment. Some of the connectors available on this page must be purchased in increments of 10. Click on connector descriptions for more details.