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Coaxial Attenuator
Date: 2024-05-16    View: 289

Coaxial attenuator is a kind of passive device widely used in communication, radar, microwave and other fields. It can achieve attenuation by converting part of the signal into heat while ensuring the signal quality in the transmission direction of the coaxial line. The coaxial attenuator not only has good stability and reliability, but also can adapt to the use of various frequency ranges and power levels.

1. Basic Structure of Coaxial Attenuator

The coaxial attenuator consists of four parts: inner conductor, outer conductor, insulator and impedance element. Among them, the impedance element is the key part to achieve attenuation, and can be composed of resistance, inductance, capacitance and other components. The gap between the inner and outer conductors can be controlled by selecting suitable insulation materials to meet the needs of different frequency bands. In practical applications, coaxial attenuators usually need to be adjusted and optimized according to specific requirements.

2. Coaxial Attenuator Technical Indicators

The main technical indicators of coaxial attenuator include frequency range, attenuation value, compressive strength, reflection loss, etc. Among them, the frequency range refers to the frequency range in which the coaxial attenuator can work. Generally speaking, the wider the frequency range, the wider the application range of the coaxial attenuator; Attenuation value refers to the degree of signal attenuation that a coaxial attenuator can achieve, usually expressed in decibels (dB).

3. Use of Coaxial Attenuator

Coaxial attenuators are widely used in communication, radar, microwave and other fields. In the communication system, the coaxial attenuator can be used to control the strength and interference of the signal to ensure the normal operation of the communication system. In radar systems, coaxial attenuators can be used to control the amplitude of the echo signal, so they are an essential part of distance measurement and target identification. In the microwave field, the coaxial attenuator can be used to control the power and frequency of the signal, so as to realize the functions of filtering, modulation, demodulation and so on.

In short, the coaxial attenuator has been widely used in modern communication and radar systems because of its high stability and reliability and good adjustment ability. With the continuous development of technology, the performance and function of coaxial attenuators have been further improved, which will bring more convenience and benefits to people.

For more informaton our Kete’s coaxial attenuator, please visit

Kete Microwave Electronics Co., Ltd. specializes in designing and manufacturing state of the art RF/Microwave passive components solution. The primary products lines include ferrite components (RF Isolator, RF Circulator), High Power Resistive Components (RF Resistor, Coaxial Fixed Attenuators & Termination), Feedthrough Capacitor (EMI RF Filter), Microwave Power Divider and RF Filter.

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