72944 Connectors, Interconnects

Number of Ports:	1
Insertion Loss:	--
Mating Cycles:	500
Voltage Rating:	500V
Center Contact Material:	Brass
Operating Temperature:	-65°C ~ 165°C
Dielectric Material:	Polytetrafluoroethylene (PTFE)
Center Contact Plating:	Gold
Body Finish:	Gold
Body Material:	Brass
Includes:	3 pcs - 1 Connector, 1 Ferrule, 1 Heat Shrink
Ingress Protection:	--
Housing Color:	Gold
Features:	--
Series:	--
Frequency - Max:	12.4GHz
Fastening Type:	Threaded
Cable Group:	RG-141
Mounting Feature:	--
Mounting Type:	Free Hanging (In-Line)
Impedance:	50 Ohm
Shield Termination:	Crimp
Contact Termination:	Crimp
Connector Type:	Plug, Male Pin
Connector Style:	SMA
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Coaxial Connectors (RF)

Coaxial connectors, more popularly known as RF connectors, are a type of electrical connector used to transmit radio frequency (RF) signals. These connectors allow low-loss transmission of signals, while also providing protection from noise, interference, and grounding issues. The 72944 is a common type of coaxial connector.

Structure and Design

The 72944 connector is a type of coaxial RF connector, with a molded, threaded plastic body. It has a male threaded coupling and a threaded inner contact center conductor. It is designed to mate with any connector having the same gender and thread size. The outer conductor is equipped with an o-ring that provides both electrical connection and environmental protection. It features a threaded snap-on bushing for waterproofing purposes.

Applications

The 72944 connector is typically used in applications that require a reliable, waterproof connection. It is often used in communications systems such as satellite TV installations. Its waterproof construction makes it suitable for installation in outdoor applications, such as on the antenna mast of a satellite dish. It is also used in radio broadcasting, CCTV surveillance systems, and other audio/video transmission applications.

Working Principle

The 72944 connector makes use of the principles of impedance matching, which is a technique that allows for the transfer of energy between two circuits of different impedances. The two circular surfaces of the coaxial connector help to transfer the RF waves from one side to the other in an efficient manner, while also providing protection from external interference. The inner conductor of the 72944 is threaded to ensure a secure, electrical connection with the mating connector. Additionally, its robust construction and waterproof features provide reliable performance in a range of demanding environments.

Advantages

One of the primary advantages of the 72944 connector is its waterproof construction. This makes it suitable for reliable use in outdoor installations, such as on the mast of a satellite dish. It is also designed for low-loss transmission of signals, helping to maintain signal integrity and reduce interference. Additionally, it is available in standard sizes and is relatively inexpensive, making it a popular choice for many applications.

Conclusion

The 72944 is a common type of coaxial RF connector, with a molded, threaded plastic body and male threaded coupling. It is typically used in applications that require a reliable, waterproof connection and is suitable for satellite TV installations, radio broadcasting, and other audio/video transmission applications. The 72944 connector makes use of the principles of impedance matching to ensure a secure, electrical connection with the mating connector. Its waterproof construction, low-loss signal transmission, and affordability make it an attractive option for many applications.

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