260

Series:	LITTEL-PLUG®
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Connector Type:	Phone Plug
Gender:	Male
Signal Lines:	Stereo
Industry Recognized Mating Diameter:	6.35mm (0.250", 1/4") - Headphone
Actual Diameter:	0.250" (6.35mm)
Number of Positions/Contacts:	3 Conductors, 3 Contacts
Internal Switch(s):	Does Not Contain Switch
Mounting Type:	Free Hanging (In-Line)
Termination:	Screw
Shielding:	Unshielded
Features:	--
Insulation Color:	--
Voltage - Rated:	--
Mating Length/Depth:	1.188" (30.20mm)
Contact Material - Plating:	Nickel
Body Material:	Copper Alloy
Body Color:	Silver, Black
Includes:	5 pcs - 1 Connector, 1 Handle, 3 Screws
Housing Material:	Plastic
Contact Material:	Brass
Cable Opening:	0.297" (7.54mm)
Panel Hole Size:	--
Thread Size:	--
Operating Temperature:	--

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Introduction

Barrel and audio connectors are a type of specialized electrical connection commonly used in sound recording and broadcast applications, as well as many other industries. They are designed to provide a reliable connection between two physical components, allowing for a smooth and secure flow of signals. In order to understand how these connectors work and the different applications they are used for, we must first examine how they operate.

Design

Barrel and audio connectors are comprised of a single, flexible metal cable or wire that is encased in a solid plastic sleeve. The metal cable should be durable and able to withstand the strain of everyday use, while the plastic sleeve should be able to provide an effective insulating barrier between the 2 components being connected. The physical connection is usually made through a 3-pin jack, commonly known as the 3-pin “barrel” connector. This connector allows for the transfer of electrical signals between two components, while also providing a strain relief and reducing the risk of accidental disconnection.

Functionality

Barrel-style connectors are designed to facilitate the transfer of both analog and digital signals. In a simple three-pin connection, one lead carries the signal in, while the other lead carries the signal out. The third pin is commonly referred to as the “ground” lead and it acts as a return path for the signal to travel back out of the device. For digital applications, the functionality of the three-pin connection is extended to four pins, with the fourth lead being the “clock” lead. This allows for more accurate and reliable data transmission, as timing errors can be prevented. In order for the connection to operate properly, the contacts on the pins must be aligned correctly so that the signal can flow freely between the two components. Additionally, the contacts should be designed in such a way that any external interference is kept to a minimum. This ensures that the signal remains as clean and accurate as possible.

Durability

The quality of the cable or wire material used to construct the barrel-style connector plays a vital role in its durability. The right type of material should be able to withstand the stresses of frequent insertions and removals, as well as the environmental conditions that it may encounter during operation. Additionally, the use of a good quality plastic sleeve to protect and insulate the connection is essential in ensuring that the connector remains effective over long periods of time.

Application

Barrel and audio connectors are found in a wide range of applications, including sound recording and broadcast, electronic music devices, home audio systems, and even some automotive applications. They are ideal for applications where reliability and stability are paramount, such as in medical and military applications. They are also widely used in professional audio equipment and can be found in mixers, PA systems, and even some musical instruments.

Conclusion

Barrel and audio connectors are a versatile and reliable solution for transferring both analog and digital signals between two components. They provide a secure connection and are durable enough to withstand the stresses of frequent use. They are found in a wide variety of applications and come in a variety of sizes and configurations. With their low cost and high performance, they are an ideal choice for any audio or video recording application.

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Part Number	Manufacturer	Price	Quantity	Description