Description

SMA M = SMA Male connector (with the center pin). PCB Solder = This connector is soldered onto the printed circuit board (rather than crimp or clamp). Short = Probably short body / short profile for reduced height above PCB or minimal projection. 4 Line = Possibly refers to the connector having 4 ground legs / pins (“4‑line” might be “4 ground pins / mounting “legs” or holes) for mechanical stability and ground connection.