Appendix A

Reference Data

Coaxial Cable Technical Data

Table A-1 provides a standard listing of common coaxial cables along with their “Relative Propagation Velocity” and “Nominal Attenuation in dB/m @1000 MHz” values.

Table A-1.Coaxial Cable Technical Data (1 of 2)

Cable Type

Relative Propagation Velocity (Vf )

Nominal Attenuation

dB/m @ 1000 MHz

 

 

 

 

 

RG8, 8A

0.659

0.262

RG9, 9A

0.659

0.289

RG17, 17A

0.659

0.180

RG55, 55A, 55B

0.659

0.541

RG58, 58B

0.659

0.558

RG58A, 58C

0.659

0.787

RG142

0.690

0.443

RG174

0.660

0.984

RG178B

0.690

1.509

RG188

0.690

1.017

RG213

0.660

0.292

RG214

0.659

0.292

RG223

0.659

0.535

FSJ1-50A

0.840

0.197

FSJ2-50

0.830

0.134

FSJ4-50B

0.810

0.119

LDF4-50A

0.880

0.077

LDF5-50A

0.890

0.043

LDF6-50

0.890

0.032

LDF7-50A

0.880

0.027

LDF12-50

0.880

0.022

HJ4-50

0.914

0.087

HJ4.5-50

0.920

0.054

HJ5-50

0.916

0.042

HJ7-50A

0.921

0.023

LMR100

0.800

0.792

LMR200

0.830

0.344

LMR240

0.840

0.262

LMR400

0.850

0.135

LMR500

0.860

0.109

 

 

 

A-1

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Anritsu S251B manual Appendix a Reference Data, Coaxial Cable Technical Data

S251B specifications

The Anritsu S251B is a state-of-the-art handheld spectrum analyzer designed for wireless communication applications. This compact yet powerful device is engineered to provide engineers and technicians with versatile and reliable measurements in both field and laboratory environments. Its lightweight design, weighing under 1.5 kilograms, allows for easy portability, making it an ideal solution for on-site testing.

One of the standout features of the S251B is its frequency range, which spans from 100 kHz to 6 GHz. This broad coverage is essential for monitoring various wireless technologies, including LTE, Wi-Fi, Bluetooth, and many others. The exceptional resolution bandwidth options from 1 kHz to 1 MHz help in detecting weak signals and interference, ensuring that users can analyze signals with precision.

The S251B utilizes advanced digital signal processing (DSP) technology, which significantly enhances measurement accuracy and speed. This allows for real-time spectrum analysis, ensuring that users can quickly identify and troubleshoot issues. The device supports a range of measurement applications, including spectrum analysis, interference analysis, and channel power measurements, making it a versatile tool for many scenarios.

For ease of use, the analyzer features a bright, color display that provides clear visibility in various lighting conditions. The intuitive graphical user interface enables quick navigation through settings and configuration options. Additionally, the S251B is equipped with a long-lasting battery that provides hours of continuous operation, further enhancing its suitability for field applications.

Connectivity is another key area where the Anritsu S251B excels. It offers USB and Ethernet ports for easy data transfer and remote control capabilities. This feature is particularly useful for engineers who need to integrate the analyzer into automated testing setups or require remote access for more profound analysis.

Moreover, the S251B is designed with ruggedness in mind. It is built to withstand the challenges of field use, including dropping and exposure to various environmental conditions, ensuring reliable performance even in demanding situations.

In conclusion, the Anritsu S251B handheld spectrum analyzer combines portability, advanced measurement techniques, and durability. With its wide frequency range, user-friendly interface, and connectivity options, it is a vital tool for professionals involved in the testing and deployment of wireless communication systems. Its robust capabilities make it an impressive asset for troubleshooting, maintenance, and installation tasks in the field.