SKU: 49132973948

4 Channel 64 dB Programmable Attenuator (USB-C), 0.25 dB Step, 9K-8GHz

Sale price$1103.82 Regular price$1226.47
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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

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Description

4 Channel 64 dB Programmable Attenuator (USB-C), 0.25 dB Step, 9K-8GHzPart Number: A4Q9K8G64 is a general purpose, four channel programmable attenuator suitable for wide range of signal level control applications from 9K to 8 GHz. The Attenuator provides 0 to 63. 5 dB attenuation in 0. 25 dB steps. The Attenuator is housed in an ultra compact and rugged enclosure with four SMA Female connectors. The attenuator can be controlled via USB. Full software supported with our user friendly GUI application for Windows and

Part Number: A4Q9K8G64 is a general purpose, four channel programmable attenuator suitable for wide range of signal level control applications from 9K to 8 GHz.  The Attenuator provides 0 to 63.5 dB attenuation in 0.25 dB steps.

The Attenuator is housed in an ultra-compact and rugged enclosure with four SMA Female connectors.  The attenuator can be controlled via USB. Full software supported with our user-friendly GUI application for Windows and Linux.

It uses USB Type C connector for power and control.

SKU#: AK20-021G

Proudly Made in USA by Lotus Communication Systems, INC. in Massachusetts (www.lotussys.com).

Features

  • Four Channels
  • Frequency Range: 9K to 8G Hz
  • Wide Attenuation Range: 63.5 dB
  • Fine Attenuation Resolution: 0.25 dB
  • Short Attenuation Transition Time (500 ns)
  • Stainless Steel SMA Female Connector
  • High Quality Rogers RO4350 RF PCB
  • Electronless Nickel Plating and Permanent Laser Marking
  • USB Control
  • ROHS Compliant

Applications

  • Test Instrumentation
  • Automated Test Equipment
  • General Purpose Wireless
  • VSAT
  • SDR & Ham Radio

Resources (Datasheet)

A4Q9K8G64 Datasheet


Windows/Linux GUI Control SW

Self-Executable GUI SW Download

     

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
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    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 49132973948

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    4.9 ★★★★★
    Based on 25 reviews
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    Verified Purchase
    Linda P.
    West Palm Beach, US
    ★★★★★ 5
    Don’t pay the labor fee. Do it yourself
    Much cheaper than having the dealer install it or even from the auto parts store. Easy to install, took less than 5 minutes.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on December 11, 2025
    M
    Verified Purchase
    MaryAnn Greenwood
    Charlottesville, US
    ★★★★★ 5
    yes
    good price...second purchase
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on September 12, 2025
    M
    Verified Purchase
    meg
    Bozeman, US
    ★★★★★ 4
    This item was out of stock at the auto stores so this was easy
    Great
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on October 14, 2021
    B
    Verified Purchase
    Bill Ferry
    Bozeman, US
    ★★★★★ 5
    Perfect fit
    2015 Honda Fit, does what it’s supposed to. Super easy install. Don’t pay someone $30 to do it at your next oil change. Easy DIY
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 28, 2023
    C
    Verified Purchase
    Chris
    Los Angeles, US
    ★★★★★ 5
    good filter
    its a good filter. cheaper than manufacturer one in price but it does the same job. recommend change the filter with every oil change for best vehicle performance.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 3, 2023

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