142-0694-101

Frequency - Max:	18GHz
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:	2 pcs - 1 Connector, 1 End Cap
Ingress Protection:	--
Housing Color:	Gold
Features:	--
Number of Ports:	1
Series:	--
Fastening Type:	Threaded
Cable Group:	RG-402 (.141" Semi Rigid)
Mounting Feature:	--
Mounting Type:	Free Hanging (In-Line), Right Angle
Impedance:	50 Ohm
Shield Termination:	Solder
Contact Termination:	Solder
Connector Type:	Plug, Male Pin
Connector Style:	SMA
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction to Coaxial Connectors (RF)

Coaxial connectors, also referred to as RF connectors, are devices that are used to connect two coaxial cables together in an electrical circuit. These connectors are also known as BNC connectors due to their Bayonet Nut Coupling design. These connectors are typically used in radio transmitters, television receivers, and any other RF applications where low signal loss is required. The primary advantage of coaxial connectors is their ability to transfer high-frequency signals with minimal loss of signal quality.

142-0694-101 Application Field and Working Principle

The 142-0694-101 is an RF coaxial connector designed for applications ranging from 10 MHz to 6 GHz. This type of connector uses a bayonet-style locking mechanism to secure the cables. To make the connection, the connectors must be aligned properly and the locking nut is then twisted into position. This locking mechanism provides an electrical, mechanical and environmental seal that prevents moisture and other contamination from entering the connection.The 142-0694-101 connectors are made up of a center pin surrounded by an outer shell. The center pin is made of a metal and is insulated from the outer shell with a layer of plastic insulation. The outer shell contains a set of three metal contact pins that make connection with the metal surface of the other connector.The working principle of the 142-0694-101 connector is based on the concept of impedance matching. The purpose of impedance matching is to ensure that the signal travelling along the two coaxial cables is not affected by the impedance of the components in the circuit. This ensures that the signal can be transmitted and received without any significant loss of the signal quality. The three contact pins of the connector allow for electrical continuity between the two cables by providing a path for the unbalanced or differential current flow.In addition to providing a secure and reliable connection, the 142-0694-101 also offers protection to the circuit from electromagnetic interference (EMI) caused by external sources. The outer shell of the connector is designed to block any outside signals that may cause interference. The insulation of the center pin prevents the signal within the cable from leaking out, thus providing the circuit with a great deal of shielding from external sources.

Conclusion

The 142-0694-101 is a high-performance RF coaxial connector that can be used in applications ranging from 10 MHz to 6 GHz. This specialised connector provides a secure and reliable connection between two cables and offers protection to the circuit from external interference. By providing a path for the unbalanced or differential current flow, the connector helps to create a connection with minimal loss of signal quality. As a result, it is an ideal solution for any RF application where low signal loss is paramount.

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