RF Connector Guide
The comparison chart below can help you determine the characteristics of different RF connectors. Not all manufacturers follow these same guidelines so it's important to look at each manufacturer's web site for specs on individual connectors. This chart is simply a guide to point you in the right direction.
Diagram | RF Series | Type Cable | Size | Coupling | Typical Impedance |
KM | COAXIAL | SUB-MINIATURE | BAYONET | NON-CONSTANT | |
SMA | COAXIAL | SUB-MINIATURE | THREADED | 50 OHMS | |
SMZ | COAXIAL | SUB-MINIATURE | POSITIVE-LOCK | 75 OHMS | |
SHV | COAXIAL | MINIATURE | BAYONET | NON-CONSTANT | |
MHV | COAXIAL | MINIATURE | BAYONET | NON-CONSTANT | |
K-LOC | COAXIAL | MINIATURE | POSITIVE-LOCK | 50 OHMS | |
TNC | COAXIAL | MINIATURE | THREADED | 50 OHMS | |
BNC | COAXIAL | MINIATURE | BAYONET | 50&75 OHMS | |
RCA | COAXIAL | MINIATURE | PUSH-ON | 75 OHMS | |
PATCH PLUG | COAXIAL | MINIATURE | PUSH-ON | 75 OHMS | |
10KV | COAXIAL | STANDARD | BAYONET | NON-CONSTANT | |
20KV | COAXIAL | STANDARD | BAYONET | NON-CONSTANT | |
UHF | COAXIAL | STANDARD | THREADED | NON-CONSTANT | |
C | COAXIAL | STANDARD | BAYONET | 50 OHMS | |
SC | COAXIAL | STANDARD | THREADED | 50 OHMS | |
N | COAXIAL | STANDARD | THREADED | 50 OHMS | |
HN | COAXIAL | STANDARD | THREADED | 50 OHMS | |
7-16 | COAXIAL | STANDARD | THREADED | 50 OHMS | |
MDB | TWINAXIAL | MICRO-MINIATURE | BAYONET & THREADED | NON-CONSTANT | |
SDB | TWINAXIAL | SUB-MINIATURE | BAYONET & THREADED | NON-CONSTANT | |
TWIN BNC | TWINAXIAL | MINIATURE | BAYONET | 78 OHMS | |
TWIN | TWINAXIAL | STANDARD | THREADED | NON-CONSTANT | |
TRB | TRIAXIAL | MINIATURE | BAYONET | NON-CONSTANT | |
TRT | TRIAXIAL | MINIATURE | THREADED | NON-CONSTANT | |
TRI-LOC | TRIAXIAL | STANDARD | POSITIVE-LOCK | 75 OHMS |