Programmable Attenuators
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Coaxial Programmable Attenuators
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Coaxial attenuators are constructed with passivated stainless steel for durable use in both engineering labs and production line environments. These coaxial attenuators are designed and manufactured for low VSWR, low insertion loss and high attenuation value accuracy. The standard offering covers the frequency range of DC to 110 GHz and includes various interface options from 2.4 mm to 1 mm connector types as well as both male and female interfaces. The power handling of standard models is 0.5 to 1 watt continuous wave (CW). Higher power handling levels and different attenuation values and connector types from those listed below can also be requested.
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Digitally Controlled Programmable Attenuators
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Broadband frequencies ranging from 30 MHz to 40 GHz. High attenuation levels up to 60 dB. PIN diode designs exhibit extremely fast attenuation step switching performance. Attenuation step size ranges from 0.03 dB to 1 dB. Programmable attenuator control bit sizes range from 5 to 10 bits. Models powered and command controlled via 15 pin female Micro-D socket or USB interface.
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Electromechanical Programmable Attenuators
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BroadWave manufactures single section 6 dB to 8 section 0 – 127 dB programmable attenuators. •Voltage control and external TTL control •RF Connectors: BNC, N, SMA and TNC •50 and 75 Ohm
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Programmable Attenuators
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a programmable attenuator from Pasternack. Our SMA attenuator is a programmable step attenuator design. This 50 Ohm adjustable attenuator is precision manufactured to RF and microwave industry specifications.
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Programmable Attenuators
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JFW offers 50 Ohm and 75 Ohm programmable attenuators with either relay or solid-state designs. 50 Ohm Relay Step Attenuators, 50 Ohm Solid-State Step Attenuators (TTL), 50 Ohm Solid-State Step Attenuators (USB), 75 Ohm Relay Step Attenuators, 75 Ohm Solid-State Step Attenuators, Analog Programmable Attenuators, High Power Solid-State Step Attenuators.
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Product
PXI Single RF Attenuator, 2.3GHz
41-181-021
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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
PXI Dual RF Attenuator, 2.3GHz
41-181-022
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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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Precision Programmable Attenuator
RCDAT-30G-30
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Mini-Circuits’ RCDAT-30G-30 is a precision programmable attenuator covering an extremely wide bandwidth, from 0.1 to 30 GHz. Its unique design allows attenuation settings to be programmed from 0 to 30 dB, in 0.5 dB steps with monotonic attenuation change per dB, even at the highest frequencies and attenuation settings. The attenuator can be controlled via USB or Ethernet, allowing control directly from a PC, or remotely over a network. VHF / UHF / L / S / C / X / Ku / K band testing.
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Product
PXI Dual RF Attenuator 63dB in 1 dB steps
41-180-022
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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
Digital Attenuator Operating Frequency of 1 to 20 GHz
LDA Series
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The LDA series of Lab Brick® RF and Microwave Programmable Digital Attenuators includes 50 Ohm and 75 Ohm bidirectional RF step attenuators with calibrated operation up to 20 GHz. These USB powered and controlled units require no additional DC supply voltage. They are easily programmable for fixed attenuation or swept attenuation ramps directly from the included GUI. Lab Brick Digital Attenuator API DLL, Linux drivers and LabVIEW-compatible drivers are also available for custom programming applications.
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PXI Single RF Attenuator 63dB in 1dB steps
41-180-021
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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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PXI Attenuator Modules
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Programmable RF Attenuators – accurate DC to 3GHz programmable attenuator has a 1dB step resolution, allowing it to adjust signal amplitudes for optimum measurement by other devices.Solid State Programmable RF Attenuators – available in triple or hex formats with bandwidths between 10MHz and 6GHz.High Voltage Attenuators – provide a convenient way of attenuating high voltage low frequency signals to levels that can be captured by other PXI devices without risk of damaging them.
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Product
Attenuation Control Unit, DC to 6 GHz, 0 to 121 dB, 1-dB Steps
J7201A
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Designed for WLAN and WiMAX™ device manufacturing test and mobile handset base transceiver station (BTS) handover test.
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Product
Coaxial Attenuators Set
11581A
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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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Programmable Step Attenuator, DC to 26.5 GHz, 90 dB, 10 dB steps
84906K
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The Keysight 84906K 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 an attenuation range of 0 to 90 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 less than 2 dB of loss at 26.5 GHz. The compact size of the unit, 35 percent smaller than the Keysight 8495/7 (26.5 GHz) family, allows for easy integration into instruments and ATE systems.
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Product
Coaxial Fixed Attenuator, DC to 12.4 GHz
8491A
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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
Manual Step Attenuator, DC to 18 GHz; 0 to 70 dB; 10 dB steps
8495B
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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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Attenuator / Switch Driver
11713E
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The 11713E attenuator / switch driver is a GPIB-compatible (LXI) instrument capable of driving both Keysight programmable attenuators and RF switches (electro-mechanical and solid state).
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Product
Coaxial Fixed Attenuator, DC to 18 GHz
8491B
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The Keysight 8491B coaxial fixed attenuator provides precision attenuation, flat frequency response and low SWR over broad frequency ranges. The attenuator is available in nominal attenuations of 3 dB and 6 dB, as well as 10 dB increments from 10 dB to 60 dB. It has type-N connectors with a maximum frequency of 18 GHz. 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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PXI Hybrid Amplifier/Attenuator
M9352A
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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.
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USB/RS232/SPI Programmable Attenuator
RUDAT-13G-90
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Mini-Circuits’ RUDAT-13G-90 is a general purpose programmable RF attenuator supporting frequencies from 10 to 13000 MHz with attenuation from 0 to 90 dB in 0.5 dB steps. Its unique design maintains linear attenuation change per dB, even at the highest attenuation and frequency settings. The attenuator is controlled via USB, RS232 or SPI. It comes housed in a compact, shielded metal case with SMA(F) input/ output RF ports (RF ports are interchangeable), a USB type Mini-B socket, and a 9-pin D-sub(F) RS232 and SPI port. Power can be supplied via either USB or the D-sub port. The RUDAT-13G-90 is supplied with our easy-to-install, user-friendly GUI software, API objects for Windows® environments, and complete programming instructions for 32 and 64 bit Windows® and Linux® operating systems. See p. 9 for a complete list of included accessories.
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Attenuation Control Unit, DC to 18 GHz, 0 to 121 dB, 1-dB Steps
J7201B
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Designed for WLAN and WiMAX™ device manufacturing test and mobile handset base transceiver station (BTS) handover test.
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Variable Optical Attenuator - PXI
VOA 1000 / 1100 / 1300 Series
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The VOA 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 fiber types and various wavelengths to suit a wide range of applications.With 1 or 2 channels in a single PXIe slot, it provides high channel density solution for easy integration in the versatile PXI platform.
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Coaxial Fixed Attenuator, DC to 18 GHz
8493B
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The Keysight 8493B coaxial fixed attenuator provides precision attenuation, flat frequency response, low SWR over broad frequency range at a low price. The attenuator is available in nominal attenuations of 3 dB and 6 dB, also 10 dB increments from 10 dB to 30 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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Programmable Step Attenuator, DC to 40 GHz, 0 to 70 dB, 10 dB Steps
84907L
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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
Programmable Step Attenuator, DC to 26.5 GHz, 0 to 11 dB, 1 dB steps
84904K
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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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Coaxial Fixed Attenuator, DC to 12.4 GHz
8493A
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The Keysight 8493A coaxial fixed attenuator provides precision attenuation, flat frequency response, low SWR over broad frequency range at a low price. The attenuator is available in nominal attenuations of 3 dB and 6 dB, also 10 dB increments from 10 dB to 30 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
PXI Attenuator/Switch Driver Module
M9170A
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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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PXI Programmable Step Attenuator Module, DC to 26.5 GHz
M9168C
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The M9168C is a programmable step attenuator module based on PXI hybrid platform. The M9168C operates from DC to 26.5 GHz with a guaranteed 0.03 dB insertion loss repeatability for each section throughout the 5 million cycles operating life. Superior attenuation accuracy across a wide operating temperature range ensures precise measurements.
