The RF connector is crucial for connecting microwave signals in a variety of electronic devices, instruments, and wireless communication systems. After decades of development, RF coaxial connectors have formed an independent and complete professional system and have become an important part of the connector family. The rapid development of the information industry has effectively driven the continuous growth of the RF connector market. The SMA connector series is an important part of the RF connector family. SMA RF connectors are widely used in wireless base stations, telecommunications, microwave systems, instruments, handheld wireless devices, antennas, WiFi, etc. It can be said that it is the RF connector with the largest amount and the widest range of use.

Definitely. SMA, 3.5mm, and 2.92mm (K) connectors can all be mated to each other due to their shared mechanical properties. However, the connection is not perfect and does lead to decreased electrical performance because the dimensions of each connector are slightly different.

RF connectors of the SMA (Sub-Miniature Version A) kind are commonly utilized in microwave applications. They are frequently used for frequencies up to 18 GHz and have a distinctive screw-type coupling mechanism. Small-sized SMA connectors are frequently seen in wireless communication and microwave

The International Electrotechnical Commission (IEC), that prepares and publishes international standards for all electrical, electronic, and related technologies. MIL-STD-348A: Military Standard, Radio Frequency Connector Interfaces for MIL-C-3643, MIL-C-3650, MIL-C-3655, MIL-C25516, MIL-C-26637, MIL-PRF-31031, MIL-PRF-39012, MILPRF-39030, MIL-PRF-49142, MIL-PRF-55339, and MIL-C83517.

The table below lists popular coaxial cables, it's convenient to find the data of cables.