31-2221

Series:	--
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Connector Style:	BNC
Connector Type:	Receptacle, Female Socket
Contact Termination:	Solder Cup
Shield Termination:	Solder
Impedance:	50 Ohm
Mounting Type:	Panel Mount
Mounting Feature:	Bulkhead - Rear Side Nut
Cable Group:	--
Fastening Type:	Bayonet Lock
Frequency - Max:	4GHz
Number of Ports:	1
Features:	Extended Insulation
Housing Color:	Silver
Ingress Protection:	--
Includes:	3 pcs - 1 Connector, 1 Lockwasher, 1 Nut
Body Material:	Brass
Body Finish:	Nickel
Center Contact Plating:	Silver
Dielectric Material:	Polytetrafluoroethylene (PTFE)
Operating Temperature:	-65°C ~ 165°C
Center Contact Material:	Phosphor Bronze
Voltage Rating:	500V
Mating Cycles:	500
Insertion Loss:	0.2dB

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Introduction

Coaxial Connectors (RF) or known as 31-2221 are a type of electrical connectors that are used to connect various electronic components that use radio frequencies. Radio frequencies are invisible electromagnetic signals that are used in a variety of applications, ranging from TV and radio transmission to cellular phone conversations. While these connectors are more commonly found in consumer electronic applications, they are increasingly being used in professional applications such as communications networks. In this article, we will discuss the applications and principles of operation of 31-2221 connectors.

Applications of Coaxial Connectors (RF)

The most common application for coaxial connectors (RF) is in TV and radio transmission, where they are used to connect an antenna to a transmitter or receiver. This connection is necessary in order to transmit or receive radio signals over distances. Additionally, these connectors are commonly used in fiber optic networks, where they are used to connect different components in order to transmit and receive data.Coaxial connectors (RF) are also used in cellular networks, allowing mobile phones to communicate with cell towers. In this application, the connectors are used to connect a cellular antenna to a base station, allowing data to be transmitted and received over a cellular network.Finally, coaxial connectors (RF) are often used in medical equipment. In this application, the connectors are used to connect various medical devices such as monitors and scanners to each other. This allows for the monitoring and analysis of medical data.

Working Principle of Coaxial Connectors (RF)

The working principle of coaxial connectors (RF) is relatively simple. Basically, these connectors feature two parts that are joined together in order to create a connection. The two parts are the center conductor, which is usually a metal pin, and the outer conductor, which is typically a metal sleeve.When the two parts are joined, they form a closed circuit that allows for the transmission and reception of radio frequency signals. Additionally, the center and outer conductors have impedance levels that are designed to match each other, further improving the efficiency of the connection.

Conclusion

Coaxial connectors (RF) are an essential component of modern electronics, allowing for efficient transmission and reception of radio frequency signals. These connectors are used in TV and radio transmission, fiber optic networks, cellular networks, and medical equipment. The working principle of these connectors is relatively simple, as two metal conductors are joined together in order to form a closed circuit. With the increasing use of radio frequency signals in a variety of applications, coaxial connectors (RF) will become even more important in the future.

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