785845-01

Attenuators Overview

The NI 785845-01 is an RF attenuator module designed for precision signal conditioning in test and measurement systems. It provides a fixed attenuation of 4 dB across a frequency range from 0 Hz to 18 GHz. The device operates with a characteristic impedance of 50 Ohms and supports a maximum power handling capacity of 2 Watts. This component is engineered to integrate seamlessly into modular instrumentation platforms, ensuring accurate signal level management for high-frequency applications.

Attenuators Feature Summary

• Provides precise 4 dB fixed attenuation for signal level adjustment
• Operates effectively across a wide frequency spectrum up to 18 GHz
• Maintains 50 Ohm impedance matching for standard RF environments
• Supports continuous wave power handling up to 2 Watts

Attenuators Applications

• RF signal chain calibration and verification
• Attenuating high-power signals to protect sensitive measurement receivers
• Integration into automated test equipment for consistent signal conditioning
• Characterization of RF components requiring known loss values

Attenuators Procurement Notes

Verify the specific model number 785845-01 against your system requirements to ensure compatibility with existing RF infrastructure. Confirm that the 4 dB attenuation value aligns with your signal processing needs. Check for any required accessories or mounting hardware specified in the official product documentation. Ensure environmental conditions match the operational limits defined by the manufacturer.

Attenuators Selection Notes

Select this module when a fixed 4 dB attenuation is required within an 18 GHz bandwidth. Consider the 2 Watt power limit to prevent damage during operation. Evaluate the 50 Ohm impedance requirement against your system's transmission lines. Compare performance specifications with other NI RF modules if variable attenuation or different frequency ranges are needed.

Attenuators Part Context

This component belongs to National Instruments' portfolio of RF and microwave test solutions. It complements their broader suite of data acquisition and signal generation hardware. The module is part of a standardized line of RF accessories designed for modular chassis integration. It supports various NI software platforms for automated control and data analysis.