Variable Attenuators
Provide changeable resistance values.
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Product
Coaxial Attenuators Set
11581A
Attenuator
The Keysight 11581A contains a set of four Keysight 8491A attenuators 3, 6, 10 and 20 dB with type-N connectors, furnished in a walnut accessory case. This set is ideal for calibration labs or where precise knowledge of attenuation and SWR is desired.
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Product
PXI Attenuator/Switch Driver Module
M9170A
Attenuator
The Keysight M9170A is a one-slot PXI attenuator switch driver module that provides the flexibility to drive Keysight's expansive portfolio of RF & microwave step attenuators and electromechanical switches. It is a PXI-hybrid compliant module that comes with a full-featured graphical interface soft front panel for easy control and trigger.
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Product
Variable Optical Attenuator - MATRIQ
Attenuator
The VOA MATRIQ Series is a MEMS-based variable optical attenuator with fast attenuation speed, low insertion loss and in-built power meter. Its advanced power stabilization function lets you set and maintain the output power stability even when the input power fluctuates.It is available in singlemode, multimode and polarization maintaining fibre types and various wavelengths to suit a wide range of applications.With a stackable, space-saving design and intuitive software controls make it a valued addition to the optical lab or test bench.
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Product
Programmable Step Attenuator, DC to 50 GHz, 60 dB, 10 dB steps
84905M
Attenuator
Keysight now offers a family of higher frequency attenuators for your communications and aerospace applications. Combining low insertion loss with long life and excellent repeatability, these attenuators safeguard your test platform from failures, recalibration, downtime, and lost production.
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Product
PXI Dual RF Attenuator, 2.3GHz
41-181-022
Attenuator
The 41-181 Programmable Attenuator Module is available with either one or two independently programmable attenuators in a single width 3U PXI module. Each attenuator uses high reliability mechanical switches to operate binary weight attenuator pads, providing attenuation values from 0 to 63dB in 1dB steps. Attenuator operating time is typically just 5ms, ensuring fast setting times.
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Product
Multi-Channel Attenuation Control Unit (4-channels), DC to 6 GHz, 0 to 121 dB, 1 dB Step
J7204A
Attenuator
The J7204A is a multi-channel (4-channels) attenuation solution for signal attenuation and conditioning of up to 4 devices under test (DUT). Operating frequency from DC to 6 GHz, with 121 dB, 1 dB steps. Exceptional 0.03 dB insertion loss repeatability per section for the entire 5 million cycles and excellent attenuation accuracy and flatness, the J7204A reduces cost of ownership and provide the best measurement accuracy.
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Product
Programmable Step Attenuator, DC to 4 GHz, 0 to 11 dB, 1 dB steps
8494G
Attenuator
The Keysight 8494G dc to 4 GHz programmable step attenuator offers exceptional repeatability and reliability. Attenuation is provided in 1 dB steps from 0 to 11 dB. Precision gold-plated leaf springs ensure long-life (over 5 million cycles) and very high attenuator repeatability (typically 0.01 dB). To improve measurement accuracy, NIST traceable data (SWR and attenuation) is available as Option UK6. A maximum switching time of 20 ms (including contact settling) speeds automatic testing. Custom step attenuator/switch combinations are possible. The Keysight 11716A/B/C interconnect kits provide quick connection of Keysight 8494/5/6/7 1 dB and 10 dB step attenuators in series for greater dynamic range with 1 dB steps.
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Product
Manual Step Attenuator, DC to 18 GHz, 0 to 110 dB, 10 dB steps
8496B
Attenuator
The Keysight 8496B dc to 18 GHz manual step attenuator offers exceptional repeatability and reliability. Attenuation is provided in 10 dB steps from 0 to 110 dB. Precision gold-plated leaf springs ensure long life (over 5 million cycles) and very high attenuator repeatability (typically 0.01 dB). To improve measurement accuracy, NIST traceable data (SWR and attenuation) is available as Option UK6. Custom step attenuator/switch combinations are possible. The Keysight 11716A/B/C interconnect kits provide quick connection of Keysight 8494/5/6/7 1 dB and 10 dB step attenuators in series for greater dynamic range with 1 dB steps.
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Product
PXI Dual RF Attenuator 63dB in 1 dB steps
41-180-022
Attenuator
The 41-180 Programmable Attenuator Module is available with either one or two independently programmable attenuators in a single width 3U PXI module.
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Product
PXI 5 Ch. Differential Hi Voltage Attenuator
41-661-001
Attenuator
High voltage attenuators designed to reduce the high output voltages commonly generated by some types of sensors. This is in order to produce manageable signal levels that can be acquired by typical data acquisition devices in a PXI system.
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Product
Multi-Channel Attenuation Control Unit (4-channels), DC to 18 GHz, 0 to 121 dB, 1 dB Step
J7204B
Attenuator
The J7204B is a multi-channel (4-channels) attenuation solution for signal attenuation and conditioning of up to 4 devices under test (DUT). Operating frequency from DC to 18 GHz, with 121 dB, 1 dB steps. Exceptional 0.03 dB insertion loss repeatability per section for the entire 5 million cycles and excellent attenuation accuracy and flatness, the J7204B reduces cost of ownership and provide the best measurement accuracy.
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Product
Manual Step Attenuator, DC to 26.5 GHz, 0 to 70 dB, 10 dB steps
8495D
Attenuator
The Keysight 8495D dc to 26.5 GHz manual step attenuator offers exceptional repeatability and reliability. Attenuation is provided in 10 dB steps from 0 to 70 dB. Precision gold-plated leaf springs ensure long life (over 5 million cycles) and very high attenuator repeatability (typically 0.01 dB). To improve measurement accuracy, NIST traceable data (SWR and attenuation) is available as Option UK6. Custom step attenuator/switch combinations are possible. The Keysight 11716A/B/C interconnect kits provide quick connection of Keysight 8494/5/6/7 1 dB and 10 dB step attenuators in series for greater dynamic range with 1 dB steps.
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Product
Programmable Step Attenuator, DC to 40 GHz, 0 to 70 dB, 10 dB Steps
84907L
Attenuator
The Keysight 84907L programmable step attenuator offers coaxial measurements to 40 GHz in a compact, rugged design. It offers repeatability of better than 0.03 dB, excellent life greater than 5 million switching cycles per section) and an attenuation range of 0 to 70 dB in 10-dB steps. This latest design evolution sets new standards for size and performance. High attenuation accuracy and low SWR are achieved through the use of miniature thin-film attenuation cards composed of high-stability tantalum nitride film of saphire substrate. Insertion loss is outstanding, with with only 2,4 dB of loss at 40 GHz. The compact size of the unit, 35% smaller than the Keysight 8495/7 (26.5 GHz) family, allows for easy integration into instruments and ATE systems.
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Product
PXI/PXIe Solid State Attenuator, Triple, 6GHz, 50Ω, SMA
43-182B-003
Attenuator
The 41-182B-003 (PXI) and 43-182B-003 (PXIe) are programmable RF attenuator modules with 3 channels in one slot capable of inserting a signal loss of 0 to 31.75dB in 0.25dB steps. The attenuators use solid state switches for a long service life and fast operation with minimum settling time and no signal bounce.
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Product
Programmable Step Attenuator, DC to 40 GHz, 0 to 11 dB, 1 dB steps
84904L
Attenuator
The Keysight 84904L programmable step attenuator offers coaxial measurements to 40 GHz in a compact, rugged design. It offers repeatability of better than 0.03 dB, excellent life (greater than 5 million switching cycles per section) and an attenuation range of 0 to 11 dB in 1-dB steps. This latest design evolution sets new standards for size and performance. High attenuation accuracy and low SWR are achieved through the use of miniature thin-film attenuation cards composed of high-stability tantalum nitride film of saphire substrate. Insertion loss is outstanding, with with only 2.4 dB of loss at 40 GHz. The compact size of the unit, 35% smaller than the Keysight 8495/7 (26.5 GHz) family, allows for easy integration into instruments and ATE systems.
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Product
PXI 10 Channel High Voltage Attenuator
41-660-001
Attenuator
The 41-660 and 41-661 are high voltage attenuators designed to reduce the high output voltages commonly generated by some types of sensors. This is in order to produce manageable signal levels that can be acquired by typical data acquisition devices in a PXI system.
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Product
PXI/PXIe Solid State Attenuator, Triple, 6GHz, 50Ω, SMA
41-182B-003
Attenuator
The 41-182B-003 (PXI) and 43-182B-003 (PXIe) are programmable RF attenuator modules with 3 channels in one slot capable of inserting a signal loss of 0 to 31.75dB in 0.25dB steps. The attenuators use solid state switches for a long service life and fast operation with minimum settling time and no signal bounce.
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Product
Programmable Step Attenuator, DC to 26.5 GHz, 0 to 11 dB, 1 dB steps
84904K
Attenuator
The Keysight 84904K programmable step attenuator offers coaxial measurements to 26.5 GHz in a compact, rugged design. It offers repeatability of better than 0.03 dB, excellent life (greater than 5 million switching cycles per section) and attenuator range of 0 to 11 dB in 1-dB steps. This latest design evolution sets new standards for size and performance. High attenuation accuracy and low SWR are achieved through the use of miniature thin-film attenuation cards composed of high-stability tantalum nitride film of saphire substrate. Insertion loss is outstanding, with less than 2 dB of loss at 26.5 GHz. The compact size of the unit, 35% smaller than the Keysight 8495/7 (26.5 GHz) family, allows for easy integration into instruments and ATE systems.
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Product
Manual Step Attenuator, DC to 18 GHz, 0 to 11 dB, 1 dB steps
8494B
Attenuator
The Keysight 8494B dc to 18 GHz manual step attenuator offers exceptional repeatability and reliability. Attenuation is provided in 1 dB steps from 0 to 11 dB. Precision gold-plated leaf springs ensure long life (over 5 million cycles) and very high attenuator repeatability (typically 0.01 dB). To improve measurement accuracy, NIST traceable data (SWR and attenuation) is available as Option UK6. Custom step attenuator/switch combinations are possible. The Keysight 11716A/B/C interconnect kits provide quick connection of Keysight 8494/5/6/7 1 dB and 10 dB step attenuators in series for greater dynamic range with 1 dB steps.
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Product
Variable Optical Attenuator Module for Multimode Fiber Applications
81578A
Optical Attenuator
The Keysight 81578A variable optical attenuator is designed for multimode fiber applications and features lowest insertion loss and excellent wavelength flatness over a complete attenuation range of 60 dB, for characterizing optical network components for telecommunication and data communication in systems.
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Product
Attenuation Control Unit, DC to 26.5 GHz, 0 to 101 dB, 1-dB Steps
J7201C
Attenuator
Designed for wireless communication and aerospace and defense applications in both R&D and manufacturing test.
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Product
One-Channel Variable Optical Attenuator
N7761A
Optical Attenuator
The N7761A attenuator is an extension to Keysight's high density N77xx-family that establishes a new standard in space-saving fiberoptic instrumentation.
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Product
Coaxial Fixed Attenuator, DC to 12.4 GHz
8491A
Attenuator
The Keysight 8491A coaxial fixed attenuator provides precision attenuation, flat frequency response and low SWR over broad frequency ranges. The attenuator has type-N connectors and is available in nominal attenuations of 3 dB and 6 dB, as well as 10 dB increments from 10 dB to 60 dB. This attenuator is swept-frequency tested to ensure specification compliance at all frequencies. Calibration points are provided on a nameplate chart attached to each unit.
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Product
Coaxial Attenuators Set
11583C
Attenuator
The Keysight 11583C contains a set of four 8493C attenuators 3, 6, 10, and 20 dB furnished in a handsome walnut accessory case. The Keysight 8493C are APC-3.5 connectors with a maximum frequency of 26.5 GHz. This set is ideal for calibration labs or where precise knowledge of attenuation and SWR is desired.
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Product
Coaxial Attenuators Set
11582A
Attenuator
The Keysight 11582A contains a set of four 8491B attenuators 3, 6, 10, and 20 dB furnished in a handsome walnut accessory case. The Keysight 8491B are type-N connectors with a maximum frequency of 18 GHz. This set is ideal for calibration labs or where precise knowledge of attenuation and SWR is desired.
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Product
Coaxial Fixed Attenuator, DC to 67 GHz
8490G
Attenuator
Keysight's 8490G precision coaxial fixed attenuators maximize your operating frequency range up to 67 GHz by providing industry-leading attenuation accuracy, coupled with low SWR and a variety of attenuation options to suit your application needs. The attenuator is available in attenuations of 3, 6, 10, 20, 30 and 40 dB. The 8490G is swept-frequency tested to ensure it meets specifications at all frequencies.
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Product
Coaxial Fixed Attenuator, DC to 26.5 GHz
8493C
Attenuator
The Keysight 8493C coaxial fixed attenuator provides precision attenuation, flat frequency response, low SWR over broad frequency range at a low price. The attenuator has APC-3.5 connectors and is available in nominal attenuations of 3 dB and 6 dB, also 10 dB increments from 10 dB to 40 dB.This attenuator is swept-frequency tested to ensure it meets specifications at all frequencies. Calibration points are provided on a nameplate chart attached to each unit.
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Product
Multi-Channel Attenuation Control Unit (5-channels), DC to 6 GHz, 0 to 121 dB, 1 dB Step
J7205A
Attenuator
The J7205A is a multi-channel (5-channels) attenuation solution for signal attenuation and conditioning of up to5 devices under test (DUT). Operating frequency from DC to 6 GHz, with 121 dB, 1 dB steps. Exceptional 0.03 dB insertion loss repeatability per section for the entire 5 million cycles and excellent attenuation accuracy and flatness, the J7205A reduces cost of ownership and provide the best measurement accuracy.
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Product
Manual Step Attenuator, DC to 18 GHz; 0 to 70 dB; 10 dB steps
8495B
Attenuator
The Keysight 8495B dc to 18 GHz manual step attenuator offers exceptional repeatability and reliability. Attenuation is provided in 10 dB steps from 0 to 70 dB. Precision gold-plated leaf springs ensure long life (over 5 million cycles) and very high attenuator repeatability (typically 0.01 dB). To improve measurement accuracy, NIST traceable data (SWR and attenuation) is available as Option UK6. Custom step attenuator/switch combinations are possible. The Keysight 11716A/B/C interconnect kits provide quick connection of Keysight 8494/5/6/7 1 dB and 10 dB step attenuators in series for greater dynamic range with 1 dB steps.
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Product
PXI Hybrid Amplifier/Attenuator
M9352A
Attenuator
The M9352A modules are custom built and tested to nominal* performance characteristics. Full regulatory and safety testing has been performed. This product has the same warranty and support services as other Keysight instruments. Because it is custom built, Keysight recommends checking availability and delivery information before ordering the product.





























