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# Keysight / Agilent / HP 84904K Programmable Step Attenuator

_Summary and Categories are this item's record. The description sections and FAQ are machine-assisted and can contain errors; where they disagree with the record, the record is correct, and where description sections disagree with each other, Details wins._

## Summary

- Manufacturer: Agilent
- Model: 84904K
- Condition: Used and in Excellent Condition
- Price: $500.00 USD
- Availability: In stock, 2 available
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 1 lb, estimated
- Shipping dimensions: 8X8X3 in, estimated

## Categories

- Test Equipment > Electrical Test > Attenuators (primary)

## Details

### Configuration

-  Attenuation: 0 to 11 dB
- Steps: 1 dB
- Frequency: DC to 26.5 GHz
- Supply Voltage: 24 VDC
- RF Connector: 3.5 mm Female to 3.5 mm Female

Part Number: 84904K-024-004

## Function

Provides electronically controlled attenuation in precise 1 dB increments from 0 to 11 dB over a DC to 26.5 GHz frequency range, designed for integration into RF test systems with a 24 VDC power supply, interfacing via 3.5 mm female RF connectors, enabling automated signal level adjustments and calibration in microwave and millimeter-wave measurement setups.

## Platform

Compact programmable step attenuator module designed for integration into test systems requiring precise RF signal level control from DC to 26.5 GHz, operating on 24 VDC supply. Provides 0 to 11 dB attenuation in 1 dB steps with 3.5 mm female RF connectors.

## Application

This programmable step attenuator precisely adjusts RF/microwave signal amplitude from 0 to 11 dB in 1 dB steps, covering DC to 26.5 GHz. It functions as an active control element in test setups, requiring an external 24 VDC power supply. RF input/output utilize 3.5 mm female coaxial connectors.

## Images

- <https://www.artisantg.com/itemimages/keysight_agilent_hp_84904k_view1_2025108142650.jpg>
- <https://www.artisantg.com/itemimages/keysight_agilent_hp_84904k_view2_2025108142650.jpg>
- <https://www.artisantg.com/itemimages/keysight_agilent_hp_84904k_view3_2025108142650.jpg>
- <https://www.artisantg.com/itemimages/keysight_agilent_hp_84904k_view4_2025108142650.jpg>
