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產品特性

卓越的射頻效能

  • 頻率範圍：直流至 50 GHz
  • 最大駐波比（40 dB 除外）：1.15 至 26.5 GHz、1.25 至 40 GHz、1.45 至 50 GHz
  • 最大駐波比（40 dB 衰減器）：1.08 至 26.5 GHz、1.15 至 40 GHz、1.25 至 50 GHz

功率處理能力

  • 最大輸入功率：1 W（平均值）

產品特色

  • 連接器：2.4 mm 公頭、母頭

Keysight 8490D 同軸固定式衰減器以經濟實惠的價格，提供精準的衰減、平坦頻率響應，以及超低的駐波比（SWR）。此衰減器提供標稱衰減值為 3 dB 和 6 dB，可以 10 dB 為單位，從 10 dB 漸增至 40 dB。此衰減器經過掃頻測試，確保它在所有頻率下均符合規格。貼在每個衰減器上的標示牌註明了校驗點。

Interested in a 8490D?

Featured Resources for 8490D Coaxial Fixed Attenuator, DC to 50 GHz

Technical Overviews 2017.12.04

Coaxial Attenuators 8490D

Coaxial Attenuators 8490D

This publication describes these coaxial attenuators, the broadband dC-26.5 GHz low power fixed attenuator pads. Values from 3-60 dB.

2017.12.04

User Manuals 2023.05.22

849x and 1158x Operating and Service Manual

849x and 1158x Operating and Service Manual

849x Coaxial Fixed Attenuators and 1158x Attenuator Sets Operating and Service Manual.

2023.05.22

Product Fact Sheets 2014.08.01

RF & Microwave Coaxial Fixed Attenuators

RF & Microwave Coaxial Fixed Attenuators

This two-page quick fact sheet highlights the key features and specifications for RF & Microwave Coaxial Fixed Attenuators.

2014.08.01

Brochures 2020.08.13

RF & Microwave Attenuators

RF & Microwave Attenuators

This brochure eases selection of Keysight attenuators by providing a brief overview and specifications of fixed, manual, and programmable step attenuators.

2020.08.13

Flyers 2021.11.10

Keysight RF and Microwave Test Accessories, 40/50/54/67 GHz

Keysight RF and Microwave Test Accessories, 40/50/54/67 GHz

These test accessories will accommodate the required level of accuracy and performance in high frequency testing up to 67 GHz. They are ideal for radar and satellite testing, wireless communications, microwave backhaul and other high frequency applications where performance and reliability are the priority.

2021.11.10

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