122457

Frequency - Max:	1GHz
Insertion Loss:	--
Mating Cycles:	500
Center Contact Material:	Brass
Operating Temperature:	-40°C ~ 85°C
Dielectric Material:	Polyoxymethylene (POM)
Center Contact Plating:	Gold
Body Finish:	Nickel
Body Material:	Brass
Includes:	3 pcs - 1 Connector, 1 Contact, 1 Ferrule
Ingress Protection:	--
Housing Color:	Silver
Features:	--
Number of Ports:	1
Series:	--
Fastening Type:	Threaded
Cable Group:	RG-122, 180, 180A, 180B, 195, Belden 1855A, 1865A
Mounting Feature:	--
Mounting Type:	Free Hanging (In-Line)
Impedance:	75 Ohm
Shield Termination:	Crimp
Contact Termination:	Crimp
Connector Type:	Plug, Male Pin
Connector Style:	TNC
Part Status:	Active
RoHS Status:	RoHS Compliant
Packaging:	Bulk

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Coaxial Connectors (RF)

Coaxial connectors, or RF connectors, are specialized electrical connectors used primarily in radio frequency (RF) applications, such as wireless communication systems and TV antenna cabling. Coaxial connectors are designed to quickly and accurately mate with other devices, with minimal interference. The particular type of coaxial connector under discussion here is part number 122457. This is a single-piece, snap-on RF connector designed to provide a reliable and secure connection. It is extremely versatile and can be used in a variety of applications, including power transmission, data transmission, and signal processing.

Design

The 122457 is a medium-sized connector and is typically conceived in zinc diecast with a nickel finish. It is designed with an easy-to-install snap-on mounting system, so installation is quick and straightforward. The male connector is attached to cabling, and the female connector is mounted in a hole through a wall, panel, or other surface. The snap-on system ensures that the connection is secure and reliable, and any issues with vibration or interference are minimal.

Working Principle

The 122457 operates on the same principle as other RF connectors. When a male and female connector are mated, a waveguide effect is created between them. This waveguide effect ensures that signals or energy passing through the connector are only lost by radiation at the sides of the two connectors, and therefore signal performance is maximized. The waveguide effect also minimizes interferences from surrounding signals. This is because the front and rear of the connector can act to block signals that originate from different directions, further increasing signal isolation.

Uses and Applications

The 122457 connector can be used in a wide range of applications, including telecommunications and automotive electronics. It is particularly well-suited to applications involving the transmission of signals, including television, radio, data, and test measurement signals. The versatility of the 122457 means that it can be used in a variety of fields and industries, including automotive, medical and industrial. For example, it can be used to connect electrical equipment and components in industrial installations or to connect sensors used in medical devices.

Conclusion

The 122457 is a versatile and reliable single-piece snap-on RF connector. Its design and working principle ensure it can be used in a variety of applications, from medical devices to automotive electronics. Its waveguide effect creates a secure connection and significantly reduces signal interference, so it is ideal for applications involving the transmission of both electrical signals and data.

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