Sound Level Meters & Acoustic Equipment

Applications

Environmental Noise

Occupational Safety

Traffic Noise

Product Noise

Noise Monitoring

Reverberation Time RT60 Measurement

Audiometer Calibration
Products

Sound Level Meter

AWA5662 Sound Level Meter Class 1 iSV1101-2 Noise Monitoring Acquisition Front-end AWA6228+ Multifunction Sound Level Meter AWA5688 Multifunction Sound Level Meter AWA5661 Sound Level Meter AWA5636 Sound Level Meter AWA5636 Sound Level Meter Kit AWA5636-0 Sound Level Meter

Noise Dosimeter

AWA5920 Noise Dosimeter Noise Dosimeter Measurement kit

Microphones & Preamplifiers

Measurement Microphones (IEC 61094) Microphone Preamplifiers USB Microphone

Accessories

AWA2581 Outdoor Noise Monitoring Box AWA14804 | AWA14805 Outdoor Protection Windshield AH58F High Speed Printer AH40 Dot Matrix Printer AWA8711 | AWA8710 Microphone Windscreen AWA8820 Microphone Holder AWA8810 Extension Rod AWA8814 Tripod Extension Cable X9(6T)-X9(6Z) Extension Cable BNC-BNC Data Transmission Cable

Sound Calibrator

AWA6221A Sound Calibrator Class 1 AWA6022A Sound Calibrator Class 2 AWA6223+F Multi-frequency Sound calibrator

Ear Simulators & Acoustic Coupler

AWA6160 Ear Simulator (IEC 60318-1) AWA6161A Acoustic Coupler (IEC60318-5) AWA6162 Ear Simulator (IEC60318-4) AWA6163A Acoustic Coupler (IEC60318-3)

Multi-channel Vibration-Acoustic Data Logger

AWA6290L+Multi-channel Vibration-Acoustic Data Logger

Acoustic Imager

AWA6280 Acoustic Imager
Support

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Home
Applications

Environmental Noise Occupational Safety Traffic Noise Product Noise Noise Monitoring Reverberation Time RT60 Measurement Audiometer Calibration
Products

Sound Level Meter

AWA5662 Sound Level Meter Class 1 iSV1101-2 Noise Monitoring Acquisition Front-end AWA6228+ Multifunction Sound Level Meter AWA5688 Multifunction Sound Level Meter AWA5661 Sound Level Meter AWA5636 Sound Level Meter AWA5636 Sound Level Meter Kit AWA5636-0 Sound Level Meter

Noise Dosimeter

AWA5920 Noise Dosimeter Noise Dosimeter Measurement kit

Microphones & Preamplifiers

Measurement Microphones (IEC 61094) Microphone Preamplifiers USB Microphone

Accessories

AWA2581 Outdoor Noise Monitoring Box AWA14804 | AWA14805 Outdoor Protection Windshield AH58F High Speed Printer AH40 Dot Matrix Printer AWA8711 | AWA8710 Microphone Windscreen AWA8820 Microphone Holder AWA8810 Extension Rod AWA8814 Tripod Extension Cable X9(6T)-X9(6Z) Extension Cable BNC-BNC Data Transmission Cable

Sound Calibrator

AWA6221A Sound Calibrator Class 1 AWA6022A Sound Calibrator Class 2 AWA6223+F Multi-frequency Sound calibrator

Ear Simulators & Acoustic Coupler

AWA6160 Ear Simulator (IEC 60318-1) AWA6161A Acoustic Coupler (IEC60318-5) AWA6162 Ear Simulator (IEC60318-4) AWA6163A Acoustic Coupler (IEC60318-3)

Multi-channel Vibration-Acoustic Data Logger

AWA6290L+Multi-channel Vibration-Acoustic Data Logger

Acoustic Imager

AWA6280 Acoustic Imager
Support

Product Videos Get A Quote Download
News
About

About Us Certificates History Management Princlple
Contact

MACHINE CONDITION MONITORING

AWA6290L+ Multi-channel Vibration-Acoustic Data Logger

EFFICIENT DETECTION PRECISE POSITIONING

AWA6280 INDUSTRIAL ACOUSTIC IMAGER

TECHNOLOGY MAKES MEASUREMENT EASY

AWA5662 DIGITAL SOUND LEVEL METER CLASS 1

HIGH QUALITY | HIGH SENSITIVITY AND STABILITY

MICROPHONE CARTRIDGES

NOISE MEASUREMENT | USER-FRIENDLY AND EFFICIENTLY

AWA6228+ MULTIFUNCTION SOUND LEVEL METER

FOCUS ON OCCUPATIONAL HYGIENE | HEARING PROTECTION

AWA5920 NOISE DOSIMETER

Applications

Explore our sound level meters, noise dosimeter and acoustic testing equipment applied across industrial, environmental and safety fields.

Products

Aihua Instruments focuses on designing and developing advanced, high precision noise measurement instruments. Our product range includes sound level meters, acoustic calibrators and other professional acoustic testing equipment.

Sound Level Meter

AWA5662 Sound Level Meter Class 1

Multi-channel Vibration-Acoustic Data Logger

AWA6290L+Multi-channel Vibration-Acoustic Data Logger

Noise Dosimeter

AWA5920 Noise Dosimeter

Sound Level Meter

iSV1101-2 Noise Monitoring Acquisition Front-end

Sound Level Meter

AWA6228+ Multifunction Sound Level Meter

Acoustic Imager

AWA6280 Acoustic Imager

Sound Level Meter

AWA5661 Sound Level Meter

Sound Level Meter

AWA5636 Sound Level Meter Kit

Noise Dosimeter

Noise Dosimeter Measurement kit

Microphones & Preamplifiers

USB Microphone

About Us

Hangzhou Aihua Instruments Co., Ltd. was founded in 1992 in Hangzhou city China.

Aihua Instruments is a professional manufacturer of precision acoustic testing and vibration measurement instrumentation, including sound level meters, noise dosimeters, calibrators, audiometric calibration systems, microphones, and accessories. We provide reliable sound and vibration measurement solutions for audiometer calibration, building acoustics, environmental noise monitoring, community noise monitoring, and industrial hygiene.