Sound-Level Meter Kit Offers Low And High Ranges

With high and low ranges measuring 35 to 100 dB (low) and 65 to 130 dB (high), the Model 407732-Kit sound-level meter kit serves requirements for OSHA testing, product noise certification and reduction, and general-purpose sound-level metering. The kit includes the company’s model 407722 sound calibrator with ±5% accuracy, allowing for the 407732-Kit to meet both ANSI and IEC 651 Type 2 standards. The 407722 Sound Calibrator calibrates and verifies sound level meter operation. The 1-kHz sine wave at 94 dB/114 dB is generated to an accuracy of 4% (frequency) and ±0.5 dB, with a total harmonic distortion (THD) of