Keysight 35670A

Keysight 35670A

The Keysight 35670A Dynamic Signal Analyzer is a high-performance, versatile tool designed for engineers and technicians to perform advanced signal analysis across a variety of applications, such as vibration testing, acoustics, and general electronic signal analysis. It features dual or quad-channel inputs, allowing users to measure multiple signals simultaneously, and covers a broad frequency range from DC to 102.4 kHz. Its FFT (Fast Fourier Transform) capability allows for detailed frequency-domain analysis, which is essential for identifying frequency components in signals.

Key highlights include a dynamic range of over 90 dB, providing precise measurements even in environments with significant noise. The device supports both time-domain and frequency-domain analysis, making it flexible enough for a wide range of testing scenarios, including transient and steady-state signal analysis. With its order tracking functionality, the analyzer is also ideal for analyzing rotating machinery and mechanical vibrations, pinpointing issues in industrial and automotive applications.

The 35670A provides real-time analysis, displaying results on a large screen with options to export data via GPIB, RS-232, and LAN interfaces for further post-processing. It supports advanced triggering options, auto power spectrum, cross-power spectrum, and transfer function analysis, making it a powerful tool for dynamic signal measurements. Additionally, its compact design and intuitive interface make it user-friendly for fieldwork and laboratory settings.

This analyzer is well-suited for professionals in industries such as aerospace, automotive, and manufacturing, where accurate vibration, acoustics, and general signal analysis are critical. Its robust construction, advanced features, and flexibility in measurement options make it a trusted choice for R&D, troubleshooting, and production testing.

Keysight 35670A Dynamic Signal Analyzer boasts several key features that make it a powerful and versatile instrument for dynamic signal measurement and analysis. Here’s a summary of its main features:

Key Features:

1. Multi-Channel Capability:
   • 2 or 4 Channels: Configurable to accommodate different measurement needs, providing flexibility for simultaneous multi-channel analysis.
2. Broad Frequency Range:
   • DC to 102.4 kHz: Suitable for a wide range of signal frequencies, from low-frequency measurements to high-frequency applications.
3. High Dynamic Range:
   • Typically 90 dB or greater: Ensures accurate measurements in noisy environments by distinguishing weak signals from background noise.
4. Advanced Signal Analysis:
   • FFT (Fast Fourier Transform): Provides detailed frequency domain analysis to identify and analyze frequency components of signals.
   • Time Domain Analysis: Allows for real-time observation of signal behavior and characteristics in the time domain.
   • Order Tracking: Specialized for analyzing rotating machinery and vibrations, tracking harmonics and sub-harmonics.
5. Real-Time Measurement:
   • Real-Time Bandwidth: Up to 102.4 kHz for live analysis of dynamic signals.
6. Data Display and Export:
   • Large LCD Display: Provides a clear, detailed view of measurement results and analysis.
   • Data Export: Supports GPIB, RS-232, and LAN interfaces for transferring data to external systems for further processing.
7. Triggering and Synchronization:
   • Multiple Trigger Modes: Includes internal, external, and level triggering to synchronize measurements with specific events or conditions.
8. Advanced Mathematical Functions:
   • Math Functions: Includes addition, subtraction, multiplication, division, integration, and differentiation for in-depth signal analysis.
9. Windowing Functions:
   • Multiple Window Types: Hanning, Hamming, Blackman-Harris, and flat-top windows to minimize signal leakage and improve frequency resolution.
10. Data Storage:
    • Internal and External Memory: Provides options for storing measurement data and settings, with support for external storage devices.
11. Compact and Durable Design:
    • Size and Weight: Designed for portability and durability, making it suitable for both fieldwork and laboratory environments.
12. User-Friendly Interface:
    • Windows-Based Interface: Intuitive operation and easy navigation for efficient setup and measurement.

Keysight 35670A Dynamic Signal Analyzer offers several benefits due to its advanced features and capabilities. Here’s a summary of the key advantages:

Benefits:

1. Versatile Measurement Capabilities:
   • Multi-Channel Analysis: With 2 or 4 channels, it allows for simultaneous measurement of multiple signals, making it suitable for complex testing scenarios and comparisons.
2. Comprehensive Frequency Range:
   • Wide Frequency Coverage: The ability to measure from DC to 102.4 kHz makes it versatile for a broad range of applications, from low-frequency signals to higher frequencies.
3. High Precision and Sensitivity:
   • High Dynamic Range: Provides accurate measurements even in noisy environments, ensuring precise analysis of weak signals and minimizing measurement errors.
4. Advanced Signal Analysis:
   • FFT and Time-Domain Analysis: Offers detailed insights into both the frequency and time domains, helping users understand signal characteristics and behavior comprehensively.
   • Order Tracking: Ideal for analyzing rotating machinery, helping detect and diagnose mechanical issues effectively.
5. Real-Time Data Processing:
   • Live Measurement: Enables real-time analysis of dynamic signals, allowing for immediate feedback and faster decision-making.
6. Flexible Data Handling:
   • Display and Export Options: The large LCD display provides clear visualization of results, and data export capabilities (via GPIB, RS-232, LAN) facilitate easy integration with other systems for further analysis or documentation.
7. Enhanced Triggering and Synchronization:
   • Multiple Triggering Modes: Provides various triggering options to synchronize measurements with specific events or conditions, improving accuracy and relevance of data.
8. Advanced Mathematical Analysis:
   • Built-In Math Functions: Allows for complex mathematical operations on measurement data, aiding in in-depth analysis and signal processing.
9. Customizable Data Analysis:
   • Windowing Functions: Offers multiple windowing options to reduce signal leakage and enhance frequency resolution, tailoring analysis to specific needs.
10. Portable and User-Friendly:
    • Compact Design: Its portable design makes it suitable for both fieldwork and laboratory settings.
    • Intuitive Interface: The user-friendly, Windows-based interface simplifies operation and setup, reducing training time and increasing efficiency.
11. Durable and Reliable:
    • Robust Construction: Designed for durability, making it a reliable choice for both field and lab environments.

Overall, the Keysight 35670A Dynamic Signal Analyzer provides comprehensive, accurate, and flexible measurement and analysis capabilities, benefiting engineers and technicians in a wide range of applications, from vibration analysis to acoustic testing and beyond.

 

Here are the specific technical specifications for the Keysight 35670A Dynamic Signal Analyzer:

General Specifications:

• Model: Keysight 35670A
• Type: Dynamic Signal Analyzer (FFT-based)
• Measurement Channels: 2 or 4 (configurable)

Frequency Range:

• DC to 102.4 kHz

Dynamic Range:

• Typically 90 dB or greater

Frequency Resolution:

• 100 µHz to 50 mHz (depends on span and resolution settings)

Input Specifications:

• Input Type: Differential or single-ended
• Input Impedance: 1 MΩ, 30 pF (typical)
• Maximum Input Voltage: ±40 V peak
• Input Coupling: AC, DC, or ground
• Input Range: Configurable to accommodate various signal levels

Sampling Rate:

• Up to 262 kSa/s (samples per second)

Real-Time Bandwidth:

• Up to 102.4 kHz

Signal Analysis Capabilities:

1. FFT (Fast Fourier Transform):
   • Resolution: Up to 25,600 lines
2. Time Domain Analysis:
   • Real-time observation of time-domain signals
3. Order Analysis:
   • Specialized for rotating machinery, harmonic and sub-harmonic analysis
4. Auto Power Spectrum (APS):
   • Analysis of signal power in the frequency domain
5. Cross Power Spectrum (CPS):
   • Analysis of phase and coherence between multiple signals
6. Transfer Function:
   • Measures system response and coherence

Triggering:

• Trigger Modes: Internal, external, or level triggering
• Trigger Sources: Time, frequency, and external events

Display:

• Type: Large LCD display

Data Storage and Export:

• Internal Memory: For data storage and settings
• External Storage: Supports GPIB, RS-232, and LAN interfaces for data export

Math Functions:

• Basic Functions: Addition, subtraction, multiplication, division
• Advanced Functions: Integration, differentiation

Windowing Functions:

• Types: Hanning, Hamming, Blackman-Harris, Flat-top, and others

Physical Specifications:

• Dimensions: 177 mm (7 in) height x 425 mm (16.8 in) width x 348 mm (13.7 in) depth
• Weight: Approximately 10 kg (22 lbs)

Power Requirements:

• Line Voltage: 100/120/220/240 V ± 10%
• Frequency: 50/60 Hz ± 5%
• Power Consumption: Less than 200 watts

Interfaces:

• GPIB: General Purpose Interface Bus
• RS-232: Serial communication
• LAN: Local Area Network

These specifications make the Keysight 35670A a versatile and high-performance tool for a variety of dynamic signal analysis applications.