GN309 Intelligent Node Seismograph: Advanced Seismic Monitoring Made Simple

The GN309 Intelligent Node Seismograph is a state-of-the-art seismic acquisition system designed for surface wave detection and geophysical exploration. Combining precision hardware with advanced 2D/3D processing software, it ensures accurate, reliable, and real-time seismic data acquisition, even in the most challenging environments.

Whether it’s urban infrastructure projects, resource exploration, or seismic hazard monitoring, the GN309 provides the tools and performance needed to deliver actionable insights.

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Surface Wave Detection Method

Surface Wave Detection is a geophysical exploration technique that utilizes the wave dispersion characteristics of surface waves, primarily Rayleigh waves, to map subsurface layers. This method is categorized into two main approaches:

1. Active Source Detection (MASW)

  • What is it? A method using artificial vibrations to analyze shallow geological layers.
  • How it works: Vibrations from a hammer, weight drop, or vibroseis truck are recorded by geophones.
  • Applications: Ideal for studying shallow layers (<15m) in urban engineering, pipeline detection, and infrastructure projects.

2. Passive Source Detection (ESPAC)

  • What is it? A method relying on natural ground vibrations for deep-layer analysis.
  • How it works: Ambient vibrations are recorded and analyzed to determine S-wave velocity structures.
  • Applications: Suitable for deep strata exploration (up to 10 km), including mineral resource detection and oil reservoir mapping.

These complementary techniques offer a comprehensive understanding of subsurface structures, essential for reliable seismic assessments.

Click HERE for our BROCHURE to learn more about its use cases for MASW and ESPAC surveys.

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Key Features of the GN309 Seismograph

High-Precision Data Acquisition

  • Built-in 2Hz geophone with 260 V/m/s sensitivity.
  • Ultra-accurate 32-bit ADC for minimal noise interference.
  • 5s–200Hz bandwidth for comprehensive frequency coverage.

Extended Battery Life

  • Operates up to 30 days in normal mode.
  • Provides 7–10 days of uninterrupted performance in 4G mode.

Compact & Portable Design

  • Dimensions: Φ125mm × H165mm (without cone).
  • Lightweight build (<1.6 kg) for easy deployment in remote areas.

Expandable System

  • Connects up to 3 additional external components for enhanced functionality.

Reliable Connectivity

  • Integrated 4G and WiFi support for real-time data transmission.

Versatile Compatibility

  • Adapts to various seismic sources for diverse applications.

Rugged Build for Field Deployment

  • Durable and weather-resistant design ensures reliable performance in harsh conditions.

Applications of the GN309 Intelligent Node Seismograph

1. Engineering Exploration:

  • Urban underground space mapping
  • Roadbed boulder detection
  • Urban drainage pipeline assessments
  • Detection of engineering cracks

2. Resource Exploration:

  • Aquifer and lithology mutation studies
  • Coal, oil, and gas exploration

3. Structural Exploration:

  • Karst formations and fault fracture zones
  • Collapse column identification
  • Real-time monitoring of overburden thickness

4. Seismic Monitoring:

  • Volcano activity monitoring
  • Microseismic monitoring
  • Earthquake detection and localization
  • Earthquake early warning systems

The GN309 is a versatile tool for engineering, resource, structural, and seismic monitoring, delivering clear, actionable data across a range of professional applications.

GeoTremors Professional Processing Software

The GN309 seamlessly integrates with GeoTremors Professional Processing Software, empowering seismic professionals with advanced analysis capabilities:

  • Supports active (MASW) and passive (ESPAC) surveys.
  • Provides real-time 2D/3D data visualization.
  • Features signal compensation and denoising algorithms for enhanced accuracy.
  • Enables HVSR (Horizontal-to-Vertical Spectral Ratio) analysis for subsurface profiling.
  • Calculates Vs30 and Vs100 values for precise geological mapping.

This intuitive software ensures fast and accurate data interpretation, streamlining seismic survey workflows.

Why Choose the GN309 Intelligent Node Seismograph?

  • Easy Setup: Compact, lightweight, and ready for deployment.
  • Long Battery Life: Up to 30 days of continuous operation.
  • High-Precision Data: Clear and noise-free measurements.
  • Flexible Configuration: Supports additional sensors and extensions.
  • Real-Time Connectivity: Reliable 4G and WiFi data transfer.
  • Advanced Software Integration: Includes GeoTremors 2D/3D analysis tools.

The GN309 offers a perfect balance of precision, durability, and flexibility, making it the preferred choice for seismic professionals worldwide.

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About QuakeLogic

QuakeLogic is a global leader in seismic monitoring solutions, offering innovative technologies for accurate seismic data acquisition and analysis. Our solutions empower organizations worldwide to predict, understand, and mitigate seismic risks effectively.

For more information or inquiries, reach out to our sales team today.

The GN309 Intelligent Node Seismograph is your ultimate solution for precise, reliable, and efficient seismic monitoring, delivering results you can trust—every vibration counts.

Geobox: Revolutionizing Geotechnical Testing on Shake Tables

In the dynamic world of geotechnical engineering, precision, reliability, and adaptability are key to uncovering insights that drive innovation and safety. Geobox by QuakeLogic stands at the forefront of engineering excellence, meticulously designed to enhance the testing capabilities of shake tables for geotechnical research and experimentation.

Simulating Critical Geotechnical Phenomena

Geobox is engineered to simulate and analyze key geotechnical phenomena, empowering engineers and researchers to study complex soil-structure interactions under controlled seismic conditions. Its advanced design allows detailed testing of:

  • Liquefaction: Understanding how saturated soils lose strength during seismic events.
  • Lateral Spreading: Evaluating soil displacement caused by ground shaking and slope instability.
  • Slope Stability: Assessing the resilience of soil slopes under dynamic loading.

These capabilities make Geobox an essential tool for validating geotechnical models, advancing research, and improving infrastructure resilience in seismic-prone regions.

Seamless Integration with Shake Tables

A standout feature of Geobox is its compatibility with a wide range of shake tables offered by QuakeLogic. Whether for small-scale academic experiments or large-scale infrastructure projects, Geobox integrates effortlessly with various shake table systems.

Its easy-mount hardware simplifies setup, reducing time and effort required for deployment. Engineers can focus on their experiments without being bogged down by technical constraints, ensuring a seamless workflow from setup to data acquisition.

Customization for Project-Specific Needs

At QuakeLogic, we understand that no two projects are the same. That’s why the Geobox’s size can be fully customized to meet specific experimental requirements. Whether you’re simulating liquefaction on a small soil column or analyzing slope stability across a large soil mass, Geobox adapts to deliver accurate and reliable results.

This customization empowers researchers to align their testing processes with their project objectives, ensuring outcomes that are both meaningful and actionable. QuakeLogic produces Geobox in custom dimensions, from small-scale to large-scale configurations. Contact us today for a customized quotation.

Robust and Reliable Design

Built to withstand rigorous testing environments, the Geobox’s robust construction ensures durability and repeatability across multiple test cycles. Researchers can trust its performance, even under the most demanding experimental conditions, making it a valuable asset in both academic research labs and industry testing facilities.

Driving Innovation in Geotechnical Engineering

Geobox by QuakeLogic isn’t just a piece of equipment—it’s a gateway to innovation. By enabling detailed analysis of soil behavior under seismic stress, it empowers researchers and engineers to develop safer, more resilient infrastructure solutions.

With its versatility, precision, and robust design, Geobox is setting new standards for geotechnical testing, offering unparalleled value to educational institutions, research facilities, and industry partners worldwide.

Seeing is Believing! Experience the power of Geobox firsthand and discover how it can transform your geotechnical testing processes.

Contact QuakeLogic today to learn more about how the Geobox can be tailored to meet your project needs and drive your research forward. Visit GEOBOX product page by clicking HERE.

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About QuakeLogic

QuakeLogic is a leading provider of advanced seismic monitoring solutions, offering a range of products and services designed to enhance the accuracy and efficiency of seismic data acquisition and analysis. Our innovative technologies and expert support help organizations worldwide to better understand and mitigate the impacts of seismic events.

Contact Information

Email: sales@quakelogic.net
Phone: +1-916-899-0391
WhatsApp: +1-650-353-8627
Website: www.quakelogic.net

For more information about our products and services, please visit our website or contact our sales team. We are here to help you with all your seismic monitoring needs.

Unlocking the Secrets of Volcanoes with Infrasound Monitoring

When a volcano erupts, it releases vast amounts of energy, creating seismic waves that travel through the ground and acoustic waves that propagate through the atmosphere. These low-frequency acoustic waves, known as infrasound, fall below the range of human hearing (under 20 Hz). Despite their inaudibility, infrasound waves travel immense distances and provide a crucial tool for detecting, characterizing, and monitoring volcanic eruptions.

Infrasound waves move at the speed of sound—approximately 340 m/s (760 mph) at sea level—covering 300 kilometers (185 miles) in just 15 minutes. Although slower than seismic waves, infrasound’s propagation is influenced by atmospheric conditions such as temperature and wind, requiring a detailed understanding of these factors for accurate long-range monitoring.

Why Infrasound for Volcano Monitoring?

Monitoring volcanic activity presents unique challenges, particularly in remote regions or under adverse conditions. Traditional tools like seismic networks or satellite imagery can be limited by accessibility and weather. Infrasound overcomes many of these obstacles:

  • Not Affected by Weather: Unlike satellite imagery, infrasound is unaffected by cloud cover.
  • Long-Distance Detection: Infrasound waves from large eruptions can travel thousands of miles.
  • Indicates Surface Activity: When infrasound is detected, it confirms that a volcanic vent is open to the atmosphere.

By combining infrasound with seismic data, scientists can differentiate between surface eruptions and subsurface activity, enhancing the accuracy of volcanic monitoring systems.

How Infrasound Works in Volcanic Monitoring

Nearly all volcanic eruptions generate infrasound signals, each with distinct characteristics depending on the eruption style. The main types of volcanic infrasound include:

  1. Explosions: Short-duration pressure waves caused by eruptive blasts.
  2. Tremors: Continuous atmospheric disturbances lasting from seconds to years.
  3. Jet Noise: Similar to tremors, produced by the lower portion of large eruption columns.
  4. Degassing: Passive release of volcanic gases creating unique infrasound signatures.

These signals are detected by infrasound sensors, which measure subtle pressure changes in the atmosphere. Arrays of these sensors are often deployed near volcanoes to triangulate the source and determine the direction, amplitude, and duration of the acoustic waves.

Advanced Infrasound Monitoring by QuakeLogic

QuakeLogic specializes in deploying state-of-the-art infrasound systems tailored for challenging environments. Our sensors are designed to detect and analyze even the faintest volcanic signals, providing actionable insights for scientists and emergency response teams.

  • High Sensitivity: Capable of detecting frequencies as low as 0.01 Hz.
  • Robust Design: Engineered for harsh environments like volcanic regions.
  • Data Integration: Compatible with SeisComP and other monitoring systems for a comprehensive analysis.
  • Real-Time Data Transmission: Sensors relay data via radio, internet, or satellite for immediate processing.

QuakeLogic’s infrasound monitoring systems are ideal for regions where traditional monitoring networks are difficult to establish, such as remote volcanic islands.

Infrasound Sensors for Volcanic Studies

QuakeLogic’s infrasound sensors fall into two categories: absolute and differential pressure sensors. Absolute sensors detect minute changes in atmospheric pressure, while differential sensors measure pressure relative to a reference point. These sensors, when arranged in arrays, allow for precise localization of sound sources and detailed characterization of eruptions.

By analyzing waveforms, scientists can distinguish between eruption types and gain insights into the scale and dynamics of volcanic activity. For example:

  • Explosive Eruptions: Produce sharp pressure spikes followed by lower amplitude signals.
  • Sustained Tremors: Indicate prolonged activity in the volcanic vent or eruption column.

Why Choose QuakeLogic for Infrasound Monitoring?

At QuakeLogic, our mission is to provide reliable and innovative monitoring solutions that enhance our understanding of volcanic phenomena. Our expertise in infrasound technology helps mitigate volcanic hazards, particularly for aviation safety and emergency management.

For more information on our infrasound systems or to collaborate with us, reach out at sales@quakelogic.net or visit our website at https://www.quakelogic.net/infrasound-sensors

Let’s make the inaudible world audible, one eruption at a time.

About QuakeLogic

QuakeLogic is a leading provider of advanced seismic monitoring solutions, offering a range of products and services designed to enhance the accuracy and efficiency of seismic data acquisition and analysis. Our innovative technologies and expert support help organizations worldwide to better understand and mitigate the impacts of seismic events.

Contact Information

Email: sales@quakelogic.net
Phone: +1-916-899-0391
WhatsApp: +1-650-353-8627
Website: www.quakelogic.net

For more information about our products and services, please visit our website or contact our sales team. We are here to help you with all your seismic monitoring needs.