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What Is 2.92mm Connector:The Ultimate Guide

As wireless communication technology advances, the demand for high-performance RF and microwave components increases. 2.92mm connectors serve as crucial interface solutions, ensuring signal integrity and system reliability. They are designed for stable connections up to 40GHz and find applications in high-frequency testing, military, aerospace, wireless infrastructure, and satellite communications. With their compact design and excellent electrical performance, 2.92mm connectors are the preferred choice for high-speed data transmission and precise signal processing. Understanding their importance and applications is vital for RF engineers and system designers.

What is  2.92mm Connector

2.92mm connectors are precision coaxial connectors used in RF and microwave applications. They play a crucial role in ensuring efficient and stable transmission of high-frequency signals between devices. Particularly important in the RF field, these connectors maintain excellent performance at frequencies up to 40GHz, supporting modern communication systems, radar, satellite communications, and testing equipment. With their compact design, low signal loss, and durability, 2.92mm connectors are an ideal choice for military, aerospace, and industrial applications.

2.92mm connector Interface sizes tandard
2.92mm connector Interface sizes tandard:IEC61169-32

Technical Specifications and Features

2.92mm connectors are indispensable connectivity solutions in RF and microwave applications due to their precise impedance matching, wide frequency range, durable material composition, excellent environmental adaptability, and superior performance characteristics.

Impedance Matching and Frequency Range

2.92mm connectors typically have a characteristic impedance of 50Ω, which is the most commonly used impedance standard in RF and microwave applications. They support a wide frequency range, typically extending from DC (0Hz) up to 40GHz, or even higher, making them well-suited for high-speed data transmission and broadband communication systems.

Material Composition and Durability

2.92mm connectors are characterized by:

  • Main body made of brass or stainless steel, providing good mechanical strength and corrosion resistance.
  • Contact pins made of highly conductive materials like gold-plated or silver-plated copper alloys, ensuring minimal contact resistance and optimal signal transmission.
  • High-quality insulating materials, such as PTFE or its composites, used between external and internal metal components, offering excellent electrical insulation and temperature resistance.

Environmental Adaptability

2.92mm connectors are designed to withstand:

  • Extreme temperatures
  • High humidity
  • Intense vibration
  • Impact shocks

They are equipped with good sealing performance to prevent:

  • Dust ingress
  • Moisture infiltration

This ensures their long-term stable operation in challenging environments.

Superior Performance Characteristics

Key features of 2.92mm connectors include:

  • Low insertion loss: Designed to minimize energy loss during signal transmission for excellent signal fidelity.
  • High power handling capability: Able to withstand high power levels, suitable for applications requiring handling significant amounts of energy.
  • Good Voltage Standing Wave Ratio (VSWR): Indicates effective signal energy transfer to the load, reducing reflection losses.
  • Quick connect and disconnect mechanism: Typically designed with user-friendly connection mechanisms for easy and fast installation and removal.

Types of 2.92mm Connector

Straight Connectors

  • Straight connectors are the most common type, offering a simple way to connect two coaxial cables or a cable to a device.
  • Ideal for scenarios where a direct connection is needed between coaxial cables or cables and devices, such as testing equipment, wireless communication systems, etc.
2.92mm Panel connector with flange
2.92mm Panel connector with flange

Right-Angle Connectors

  • Right-angle connectors have a 90-degree angle on the axis, allowing connections in limited spaces or when a change in signal path direction is needed.
  • Suitable for compact layouts on PCB boards or situations with limited internal space in devices, such as edge connections on circuit boards, internal wiring in devices, etc.
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2.92mm Right-Angle Connectors

2.92mm End Launch Connector

  • End Launch connectors are designed for direct installation on PCB boards, allowing the center conductor of coaxial cables to connect directly to PCB traces.
  • Ideal for high-frequency PCB designs where minimizing signal transmission paths and reducing signal reflections are necessary.
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2.92mm End Launch Connector

2.92mm PCB Connector

  • PCB connectors are specifically designed for installation on printed circuit boards, typically offering through-hole or surface-mount options.
  • Suitable for scenarios requiring connections between PCB boards and coaxial cables, such as test boards, high-frequency circuit boards, etc.
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2.92mm PCB Connector

2.92 mm Bulkhead Connector

  • Bulkhead connectors are connectors mounted on the external wall or panel of a device, typically featuring a threaded locking mechanism.
  • Ideal for situations requiring sturdy connection points on the exterior of devices, such as aerospace, military, and industrial applications.

Applications

  • Aviation and Aerospace:2.92mm connectors are crucial in RF modules for satellite communication systems, avionics, and space probes, enduring extreme conditions while preserving signal integrity.
  • Defense:These connectors are integral in military communication systems, radar systems, and electronic warfare equipment, ensuring reliable battlefield communication.
  • Communications:In base station equipment, microwave backhaul links, and satellite communication ground equipment, 2.92mm connectors enable high-speed data transmission and network expansion.
  • High-Frequency RF Systems:Vital in wireless communication networks, broadcast systems, and medical imaging devices for maintaining signal quality and system performance.

Advantages of 2.92mm Connectors

  • High Frequency Range and Bandwidth: 2.92mm connectors are suitable for higher frequency ranges, typically covering frequencies up to 40 GHz, offering greater bandwidth capabilities.
  • Low Insertion Loss and High Return Loss: 2.92mm connectors exhibit low insertion loss and high return loss at high frequencies, ensuring efficient signal transmission and signal integrity.
  • Phase Stability and Signal Integrity: 2.92mm connectors maintain good phase stability and signal integrity, particularly suited for high-frequency and high-speed data transmission.

In summary, 2.92mm connectors are widely used in high-frequency RF applications due to their excellent performance and reliability. Vinstronics offers high-quality 2.92mm connectors. For more information, please contact us at sales@vinstronics.com.

RAQs

Q: What are the differences between 2.92mm connectors and 2.4mm connectors?

A: Both 2.92mm and 2.4mm connectors are precision coaxial connectors used in high-frequency applications. The main difference lies in their design and frequency range. 2.92mm connectors are typically used for frequencies up to 40GHz, while 2.4mm connectors are used for frequencies up to 50GHz. Additionally, 2.92mm connectors offer greater durability and lower losses, suitable for more frequent mating cycles.

Q: How to choose the appropriate 2.92mm connector?

A: When selecting a 2.92mm connector, consider the following factors: operating frequency, voltage standing wave ratio (VSWR), insertion loss, connector gender (plug or jack), and required mechanical durability. Ensure that the connector meets your application requirements and is compatible with existing equipment and test instruments.

Q: What are the main differences between 2.92mm connectors and SMA connectors?

A: The main differences between 2.92mm connectors and SMA connectors lie in their design, size, frequency range, and applications. 2.92mm connectors are designed for high-frequency applications, operating up to 40GHz, while SMA connectors are typically used for lower frequencies, reaching up to 18GHz. 2.92mm connectors are smaller in size, suitable for compact devices, while SMA connectors are more common and versatile for various RF applications. For a detailed comparison, you can refer to our previous article “2.92mm Connectors vs SMA.”

 

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