High-Precision Air-Coupled Ultrasonic Sensors for Non-Contact Testing
Non-invasive, high-sensitivity ultrasonic inspection tools built for modern material testing and acoustic diagnostics
Overview
Piezoelectric microphones harness the unique properties of piezoelectric materials to convert mechanical vibrations into precise electrical signals. These microphones excel in capturing high-frequency sounds and vibrations, making them indispensable for a wide range of industrial, environmental, and research applications. Their rugged design and ability to operate under extreme conditions—such as high temperatures, pressure, and humidity—set them apart from conventional microphones.
This page provides an in-depth look at piezoelectric microphone technologies, detailing their key features, compatibility, and diverse applications. Acoustic Testing Pro supports B2B clients throughout North America by offering reliable and innovative piezoelectric microphone solutions designed for acoustic diagnostics, noise monitoring, and ultrasonic testing. Through dedicated research, continuous product refinement, and expert support, we help businesses achieve superior sound measurement accuracy in the toughest environments.
Proven Technologies from Our Trusted Partners
In addition to offering products and systems developed by our in-house team and strategic collaborators for Piezoelectric Microphones, we proudly carry advanced technologies from Global Advanced Operations Tek Inc. (GAO Tek Inc.) and Global Advanced Operations RFID Inc. (GAO RFID Inc.). These high-quality products and systems enhance our ability to deliver comprehensive microphone solutions and seamless system integrations.
Core Components
Hardware Products (from GAO Tek & GAO RFID)
- GAO Tek Piezoelectric Acoustic Sensor
High-sensitivity sensor optimized for detecting airborne and structure-borne acoustic signals in industrial environments. - GAO Tek High-Temperature Piezoelectric Microphone
Engineered to maintain performance in extreme heat, ideal for engine testing and process monitoring.
- GAO RFID Wireless Acoustic Sensor Tag
Wireless microphone solution for remote noise monitoring and predictive maintenance in manufacturing plants. - GAO Tek Signal Conditioning Module
Provides amplification, filtering, and impedance matching to maximize piezoelectric microphone output quality.
Software
- GAO Tek Acoustic Signal Analyzer (ASA)
Software suite for real-time sound waveform visualization, frequency analysis, and acoustic event logging.
- GAO RFID IoT Gateway
Integrates wireless acoustic sensors with cloud platforms for centralized data collection and analytics.
- High-frequency response for ultrasonic and audible sound detection
- Excellent environmental resistance including temperature, moisture, and dust
- Compact, lightweight design suitable for portable and embedded applications
- Low power consumption for long-term monitoring deployments
- Robust signal output compatible with standard data acquisition systems
- Compatible with most industrial acoustic analyzers and DAQ systems
- Integrates seamlessly with GAO Tek conditioning modules and signal processing software
- Supports wired and wireless connectivity including USB, Ethernet, and proprietary RF protocols
- Easily incorporated into IoT and SCADA platforms for remote monitoring
- Industrial noise monitoring and control
- Ultrasonic leak detection and process diagnostics
- Environmental sound assessment and compliance monitoring
- Machinery condition monitoring and predictive maintenance
- Acoustic research and product development
- Manufacturing and Process Control
- Automotive and Aerospace Engineering
- Environmental Monitoring Agencies
- Energy and Utilities
- Research Institutions and Universities
- ANSI S1.4 – Specifications for Sound Level Meters
- IEC 61672 – Electroacoustics – Sound Level Meters
- ISO 9001 – Quality Management Systems (related to acoustic measurement)
- OSHA 29 CFR 1910.95 – Occupational Noise Exposure
- CSA Z107.56 (Canada) – Acoustic Performance Standards
Case Studies
United States
Ultrasonic Leak Detection – Oil Refinery, Houston, TX
A leading refinery deployed GAO Tek piezoelectric microphones to identify high-frequency leak sources within pressurized pipelines. The wireless sensors enabled quick localization and reduced downtime during maintenance.
United States
Noise Compliance Monitoring - Manufacturing Plant, Chicago
A heavy manufacturing facility integrated piezoelectric microphones into their noise management program, ensuring adherence to OSHA standards and improving worker safety through real-time alerts.
Canada
Environmental Acoustic Survey – Urban Planning, Vancouver
City planners utilized Acoustic Testing Pro’s piezoelectric microphones to conduct detailed urban noise mapping, assisting in designing quieter residential zones and public spaces.
Contact Us
Contact Us to request a quote, ask technical questions, or schedule a product demonstration. We’re here to help you achieve precision and durability in all your acoustic applications.