SMA connectors are semi-precision, sub miniature, high frequency connector which offer high electrical performance for microwave application up to *2 GHz.
The main features are high mechanical strength, high durability and low VSWR.
~The SMA connector employs a 1/4"**6 thread. The male is equipped with a 0.**2 Inch (5/*6 Inch) hex nut.
In SMA connectors, the terms "male" and "female" refer exclusively to the male center pin and its female sleeve counterpart rather than to the threads that are used to hold the connection in place. The male connector has inside threads while the female connector has outside threads.