Lutron SC-941 94dB 1000 Hz Sound Calibrator, ± 0.8 dB

The Lutron SC-941 is a precision sound calibrator designed to provide a standard sound pressure level of 94 dB at a frequency of 1000 Hz. This device is essential for accurately calibrating sound level meters and ensuring consistent and reliable measurements across various applications. Compliant with IEC 60942 Class 2 standards, the SC-941 offers high accuracy and low total harmonic distortion, making it suitable for both field and laboratory use.

Key Features:

• Standard Sound Level Output: Delivers a consistent 94 dB sound pressure level at 1000 Hz, facilitating precise calibration of sound level meters.
• High Accuracy: Ensures measurement accuracy within ±0.8 dB, adhering to IEC 60942 Class 2 standards.
• Low Total Harmonic Distortion: Maintains a total harmonic distortion of less than 2%, ensuring the purity of the calibration signal.
• Microphone Compatibility: Accommodates both 0.5-inch and 1-inch microphones, enhancing its versatility across different devices.
• Durable Construction: Features a robust bench-type housing case with built-in over-input protection, ensuring longevity and reliability.
• Battery-Powered: Operates on two 9V batteries, providing approximately 20 hours of continuous use, suitable for field applications.
• Battery Test Indicator: Includes a built-in indicator to monitor battery status, preventing unexpected power loss during operation.

Specifications:

• Output Sound Pressure Level: 94 dB ±0.8 dB
• Output Frequency: 1000 Hz ±2%
• Total Harmonic Distortion: Less than 2%
• Suitable Microphone Sizes: 0.5 inch and 1 inch
• Power Supply: Two 9V batteries (006P, MN1604, or equivalent)
• Power Consumption: Approximately 7 mA
• Battery Life: Approximately 20 hours of continuous use
• Dimensions: Diameter 50 mm x Length 145 mm
• Weight: Approximately 350 g (including batteries)

Box Includes:

• Lutron SC-941 Sound Calibrator
• 0.5-inch Microphone Adapter
• Adjustment Screwdriver
• CA-03 Carrying Case
• Instruction Manual

Applications:

• Sound Level Meter Calibration: Ensures the accuracy and reliability of sound level meters used in environmental noise assessments, industrial hygiene, and occupational safety.
• Acoustic Research: Provides a stable reference signal for testing and calibrating audio equipment and conducting acoustic studies.
• Quality Control: Assists in maintaining consistent performance of sound measurement devices in manufacturing and quality assurance processes.