Coaxial Cables (RF)

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	Mfr Part #	Quantity Available	Price	Series	Package	Product Status	Style	1st Connector	1st Contact Gender	1st Connector Mounting Type	1st Connector Mounting Feature	2nd Connector	2nd Contact Gender	2nd Connector Mounting Type	2nd Connector Mounting Feature	Length	Cable Type	Overall Impedance	Frequency - Max	Color	Features	Operating Temperature	Ingress Protection
	141-7SMR+ COAX CABLE SMA TO SMA 7" Mini-Circuits	13 In Stock	1 : $39.80000 Bag	141 SMR	Bag	Active	SMA to SMA	SMA Plug, Right Angle	Male	Free Hanging (In-Line)	-	SMA Plug, Right Angle	Male	Free Hanging (In-Line)	-	7.000" (177.80mm)	Hand Formable .141	50 Ohms	18 GHz	Blue	-	-55°C ~ 105°C	-
	141-7SMRSM+ COAX CABLE SMA TO SMA 7" Mini-Circuits	0 In Stock Check Lead Time	1 : $36.86000 Bag	141 SMRSM	Bag	Active	SMA to SMA	SMA Plug	Male	Free Hanging (In-Line)	-	SMA Plug, Right Angle	Male	Free Hanging (In-Line)	-	7.000" (177.80mm)	Hand Formable .141	50 Ohms	18 GHz	Blue	-	-55°C ~ 105°C	-

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Choosing a Coax Cable

Choosing the right coax cable starts with understanding how construction affects performance. A cable’s copper core, dielectric, shielding, impedance, and connector type all directly influence signal loss, attenuation, and overall RF reliability. Traditional consumer formats like RG-59, RG-6, and RG-11 remain common, RG-59 for short runs, RG-6 for balanced broadband use, and RG-11 for long-distance, high-bandwidth or high-frequency applications. However, modern designs increasingly rely on smaller coax types (e.g., 1.13 mm, 1.32 mm, 1.37 mm micro-coax) for Wi-Fi antennas, cellular modems, Bluetooth modules, and GNSS/GPS receivers, where flexibility and compact size matter just as much as electrical performance.

In these compact RF systems, the right connector pairing is critical. Pre-assembled cables often use U.FL, IPEX, MMCX, SMA, RP-SMA, or QMA connectors to ensure proper impedance matching and minimal reflection losses at high frequencies. These assemblies are optimized for embedded radios, IoT devices, access points, and router upgrades offering low-profile routing while still maintaining controlled attenuation and shielding effectiveness across GHz bands.

Finished and pre-assembled coaxial cables simplify installation by providing factory-tested performance and correctly matched connectors, whether you’re installing an outdoor RG-11 feed, running standard RG-6 for TV/data, or connecting a compact U.FL-to-SMA jumper for a cellular or GPS module. When choosing a cable, consider run length, operating frequency, environment, connector compatibility, and how much signal loss your system can tolerate. These factors ensure you select the right solution, from flexible micro-coax jumpers for embedded antennas to rugged coax assemblies for long-range, high-power RF links.