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# Rohde & Schwarz 1046.5001.05 73 dB ZVM 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: Rohde & Schwarz
- Model: 1046.5001.05
- Condition: Used and in Excellent Condition
- Price: $1,175.00 USD
- Availability: In stock, 12 available
- Warranty: 1-Year Warranty with 30-Day Return Guarantee
- ITAR restricted: No
- Shipping weight: 2 lb, estimated
- Shipping dimensions: 8X8X3 in, estimated

## Categories

- Test Equipment > Electrical Test > Attenuators (primary)
- Test Equipment > Electrical Test > Electrical Parts

## Details

### Configuration

- Frequency Range: DC-21 GHz

Part Number: 1046.5001.05

## Overview

73 dB step attenuator designed for precision RF signal level control in test and measurement applications. Features discrete attenuation steps with high accuracy and repeatability across broadband frequency ranges. Interfaces through standard RF coaxial connectors with 50-ohm impedance matching. Provides stable insertion loss characteristics with low VSWR and minimal phase variation between steps. Commonly used in automated test equipment, network analyzers, signal generators, and receiver sensitivity measurements for calibrating signal paths and creating precise reference levels.

## Function

Provides precise signal attenuation up to 73 dB for ZVM vector network analyzers, enables accurate measurement of high-gain devices by extending the analyzer's dynamic range, supports a stepwise reduction of signal power, facilitates impedance matching in RF circuits, and allows calibrated measurements across different power levels while maintaining measurement accuracy and preventing receiver overload.

## Platform

Designed for vector network analyzer test setups and RF measurement systems operating from DC to microwave frequencies. Interfaces via precision coaxial connectors with 50-ohm impedance matching. Integrates with automated test equipment through mechanical or electronic control interfaces. Provides calibrated attenuation steps for dynamic range extension in VNA measurements, receiver sensitivity testing, and RF component characterization. Compatible with laboratory benchtop configurations and production test environments requiring precise signal level control and measurement uncertainty reduction.

## Application

High-precision programmable RF/microwave step attenuator providing 73 dB attenuation range with fine resolution steps. Utilized in automated test systems for receiver sensitivity testing, dynamic range measurements, signal level calibration, and path loss simulation. Common applications include characterizing receiver performance, establishing reference levels for network analyzer measurements, simulating variable signal conditions in communication system testing, and providing controlled signal reduction in EMC/EMI test setups. Integrates with test automation software via remote control interfaces for swept attenuation measurements and signal fading simulations.

## Accessories

The device functions as a precision step attenuator delivering up to 73 dB attenuation with high accuracy and repeatability, designed for RF signal level control and calibration in test systems. It operates over a wide frequency range compatible with standard RF test equipment, typically within DC to several GHz. The step attenuator features mechanical switchable steps for fine attenuation adjustment, low insertion loss, and stable performance. It interfaces with rack-mounted test setups and may include front or rear RF connectors, with control options via manual or remote interfaces (e.g., LAN, USB). Common applications include RF signal conditioning, calibration, and measurement in laboratory and production environments.

## Interface

50-ohm coaxial connectors with N-type female interfaces on input and output ports. DC control via multi-pin D-sub connector for remote attenuation setting. Manual front panel rotary switch for local control. Requires external DC power supply connection via dedicated power input connector. Compatible with ZVM vector network analyzer mainframe for integrated measurement applications.

## Images

- <https://www.artisantg.com/itemimages/rohde_schwarz_1046_5001_05_view1_20259912929.jpg>
- <https://www.artisantg.com/itemimages/rohde_schwarz_1046_5001_05_view2_20259912929.jpg>
- <https://www.artisantg.com/itemimages/rohde_schwarz_1046_5001_05_view3_20259912929.jpg>
- <https://www.artisantg.com/itemimages/rohde_schwarz_1046_5001_05_view4_20259912929.jpg>
