Sound Level Meters & Calibrator Models 732A, 735, and CAL73

Product catalog summary

Overview
B&K Precision offers sound level meters and calibrators suitable for various applications such as OSHA compliance testing, equipment noise reduction, and crowd noise monitoring. The models 732A and 735 provide a measurement range of 30~130 dB with an accuracy of ±1.5 dB, featuring frequency weighting options A & C, and fast/slow time weighting.

Common Features (Models 732A & 735)

RS-232 Interface
Bargraph Display
MAX/MIN Functionality
Auto Ranging (30 ~ 130 dB)
Resolution of 0.1 dB
AC/DC Signal Output
Auto Power Off
Backlit LCD

Additional Features (Model 735)

Includes Windows Software
Clock Display
32,000 Records Data Logger

Standard Acoustic Calibrator (Model CAL73)
The CAL73 calibrator is designed for calibrating sound level meters and other sound measurement devices. It supports 1-inch and 1/2-inch microphones with an adapter and provides calibration at 94 dB and 114 dB at 1 kHz.

Accurate and easy to use
Compatible with 1-inch and 1/2-inch microphones

Company Information
B&K Precision has over 70 years of experience in providing reliable test and measurement instruments globally. The company is headquartered in Yorba Linda, California, with subsidiaries and service centers in Europe, Asia, and South America. B&K Precision is ISO9001:2015 certified, ensuring quality management in product development, service, and calibration.

Additional Resources

Video Library: Product overviews and demonstrations available in multiple languages on YouTube.
Product Applications: Detailed information on supported products and applications available on the B&K Precision website.

Catalog excerpts

Sound Level Meters & Calibrator Models 732A, 735, and CAL73-1

Data Sheet Sound Level Meters Whether you are testing for OSHA compliance, Quieting equipment, or monitoring the roar of a stadium crowd, B&K Precision's sound level meters can get the job done. The model 732A and 735 provide 30—130 dB capability in three convenient measurement ranges Low, Med, and Hi with an accuracy of ±1.5 dB. The meter includes frequency weighting A & C, and fast and slow time weighting. Two auxiliary ports provide either AC output, 1 Vrms full scale, or DC output, 10 mV/dB. With the model 732A and 735, B&K Precision can meet all your sound testing needs. Common Features (732A & 735) ■ RS-232 Interface ■ Level Range Display ■ AC/DC Signal Output ■ Windows Software Included ■ 32,000 Records Data Logger POWER-UP OPTIONS Standard Acoustic Calibrator The CAL73 sound level calibrator is used to calibrate sound level meters and other sound measurement equipment. You can calibrate 1 inch diameter microphones directly and 1/2 inch microphones using 1/2 inch adapter supplied with the calibrator. ■ Fits 1 inch and V inch microphones Technical data subject to change © B&K Precision Cor

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Sound Level Meters & Calibrator Models 732A, 735, and CAL73-2

About B&K Precision For more than 70 years, B&K Precision has provided reliable and value-priced test and measurement instruments worldwide. Our headquarters in Yorba Linda, California houses our administrative and executive functions as well as sales and marketing, design, service, and repair. Our European customers are most familiar with B&K through our French subsidiary, Sefram. Engineers in Asia know us through our B+K Precision Taiwan operation. The independent service centers in Singapore and Brasil service customers in Singapore, Malaysia, Vietnam, Indonesia and South America, respectively....

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