Larson Davis, Inc., A PCB Group Co.

Test & Measurement

Sound Level Meter helps manage workplace noise surveys.

Available in Type 1 or Type 2 versions, Soundtrack LxT(TM) provides sound measurement for compliance and exposure monitoring, and also offers way to manage route- or task-based workplace noise surveys. With operator route prompts and digital voice annotation, surveys can be done by operators at all skill levels. Optional integrated real-time 1/1 and 1/3 octave filter performs frequency band...

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Analyzer/Software measures noise and vibration.
Laboratory and Research Supplies and Equipment

Analyzer/Software measures noise and vibration.

Pimento 5.1 features 4-channel analyzer with upgrade path to 24 channels. Pre-configured test procedures include basic octave and FFT analyzer, vehicle ride comfort, power tool handle vibrations, hand transmitted vibrations, vehicle interior noise, reverberation time, sound transmission loss, and room noise. LMS PolyMAX algorithm, available in Pimento Modal Analysis software, gives clear...

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Microphone Preamplifier supports TEDS.
Communication Systems & Equipment

Microphone Preamplifier supports TEDS.

Featuring 7-pin LEMO connector, Â-½ in. Model PRM905 can be used with both prepolarized and externally polarized microphones. It is characterized by wide frequency range and low noise floor. Low output impedance and high output current permit it to drive very long microphone extension cables. Unit is suited for acoustic engineers using analyzers which support Smart Transducer Interface IEEE...

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Controls & Controllers

Digital Sensor System addresses vibration measurements.

Suited for acoustic and high-frequency vibration measurements, dual channel wideband DSIT-I2A features selectable sample rate to 102.4 kHz and upper frequency range to 46 kHz. Multi-channel, multi-drop data acquisition system utilizes Digital Sensor Interface Transmitter (DSIT) technology to simplify cable routing associated with multi-channel measurements. It performs 24 bit A/D conversion, and...

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Microphone Preamplifiers feature rugged SS construction.
Communication Systems & Equipment

Microphone Preamplifiers feature rugged SS construction.

Models PRM426 and PRM422 are low noise, general-purpose, prepolarized microphone preamplifiers powered by 2-20 mA, constant current, ICP® sensor power supply. They accept Â-½ and ¼ in. microphones, respectively, and are compatible with TEDS standard IEEE P1451.4 as preamplifier, or as integrated microphone/preamplifier when paired with precision microphone. In-Line ICP®...

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System measures squeak and rattle in automobiles.
Controls & Controllers

System measures squeak and rattle in automobiles.

Compact, portable NOMAD Squeak and Rattle Measurement System conducts objective NVH and Squeak and Rattle measurements on auto components and vehicles. Hardware consists of precision measurement microphone connected to laptop computer that is equipped with high-quality sound card. Software couples subjective assessments with objective data for identifying root causes of NVH and Squeak and Rattle.

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Digital Sensing System measures up to 32 accelerometers.
Computer Hardware & Peripherals

Digital Sensing System measures up to 32 accelerometers.

DSS uses DSIT (Digital Sensor Interface Transmitter) technology to optimize use of digital technology in structural dynamics and modal analysis measurements. Multi-channel, multi-drop, data acquisition system measures up to 64 channels per chassis. Remote DSITs perform 24-bit analog-to-digital conversion near ICP® accelerometers and transmit signals back digitally via ribbon cable. System...

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