Environmental Acoustics Equipment in USA

158 Results found
  • Category: Health & Safety ×

  • Subcategory: Environmental Acoustics ×

  • Location: USA ×


Hadron - HE Series - Blowing Set

by Hadron Engineering Ltd.

The standard packages cover a wider array of blowers than its smaller brother the compact range. Air flows are available from 20m3/h, all the way up to 10,000m3/h at pressures up to 1 bar. The units incorporate a unique belt tensioning system, where the downward weight of the electric motor is used to apply the correct tension to the belt drives ...

Model BAS001 - Omnidirectional Sound Source

by Larson Davis, a division of PCB Piezotronics

The BAS001 Source is designed to generate omni-directional sound fields for making standard compliant measurements including: reverberation time (ISO 3382, ASTM E2235), building acoustics (insertion loss, acoustic absorption area, etc: ISO 140-4 ISO 140-3, ASTM E336, ASTM E90, DIN 55 210). The BAS001 is typically used to saturate a room with a ...

Model BAS002 - Amplifier

by Larson Davis, a division of PCB Piezotronics

Measurement of reverberation time, sound isolation, and absorption coefficient are generally important measurements when verifying that a space or material complies with design goals. When making these measurements in the field or laboratory it is important to have equipment that is dependable, portable and easy to set up and use. When coupled ...

Model BAS003 - Directional Sound Source

by Larson Davis, a division of PCB Piezotronics

The BAS003 Source is designed to generate homogeneous sound fields using random noise in compliance with the following standards: Building acoustics (insertion loss, acoustic absorption area, etc: ISO 140-3, ASTM E90, ISO 140-5, ASTM E966). The BAS003 is typically used to generate a noise in a free-field for the evaluation of the transmission loss ...

System 824 - Sound Level Meter

by Larson Davis, a division of PCB Piezotronics

The System 824 combines sound level meter and real-time analyzer capabilities in one small, rugged package. The instrument covers many important measuring functions in one user-friendly, hand-held design.

Model CAL150 - Precision Acoustic Calibrator

by Larson Davis, a division of PCB Piezotronics

IEC 60942 Class 2 Handheld Sound Level Calibrator for ½” microphones at 1000 Hz Used for Sound Level Meters and Noise Dosimeters.

Model CAL291 - Precision Acoustic Calibrator

by Larson Davis, a division of PCB Piezotronics

The Model CAL291 is a dual channel Sound Calibrator. It is designed for measuring the residual intensity of sound intensity measurement systems. The following specifications apply: - When used with external signal generators the CAL291 Calibrator shall produce matched dual channel outputs of: ٠Sinusoids; Pink/White BB Noise. ٠1/3 ...

Model CAL200 - Precision Acoustic Calibrator

by Larson Davis, a division of PCB Piezotronics

The Model CAL200 is a battery operated, temperature compensated precise Class 1 Sound Calibrator for use with microphones. Adaptors allow the calibrator to be used with 1/4 and 3/8' microphones. The following specifications apply: Calibration frequency = 1kHz. Output Sound Pressure Level is selectable from 94 or 114 dB re 20Pa ( 0.2dB).

Model CAL250 - Precision Acoustic Calibrator

by Larson Davis, a division of PCB Piezotronics

The Model CAL250 is a battery operated, temperature compensated precise Class 1 Sound Calibrator for use with 1 microphones for the performance measurement and calibration of Sound Level Meters and Dosimeters. Adaptors allow the calibrator to be used with 1/4,1/2 and3/8 microphones. The following specifications apply: - Calibration frequency = ...

Larson Davis - Model 831 - Sound Level Meter

by Larson Davis, a division of PCB Piezotronics

Larson Davis Model 831 Class 1 Sound Level Meter. This versatile instrument, with high definition display, performs the functions of several instruments. It puts the combined features of a precision Class 1 sound level meter, environmental noise analyzer, personal noise dosimeter, and a real-time frequency analyzer in the palm of your hand. The ...

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