Sound Level Meter Calibrator 94db & 114db ±0.3db IEC942 Compliant

This Sound Level Calibrator is a handy source for fast & easy calibration of sound level meter, microphone and sound measuring system. It is designed to check the accuracy of many types of sound instruments.Moreover, this calibrator employs a solid-state integrated circuitry that provides accurate and stable performance. It is IEC942 Class I compliant.Suitable for acoustics field, laboratory use, and Sensitivity calibration for microphones amongst other tasks.Features• Sound Pressure Level with 94 dB and 114 dB • High Accuracy with ±0.3 db • Generates standard levels and frequencies • Extremely low influence of static pressure • Sensitivity calibration of microphones • Designed for 1″ and 1/2″ microphones • Battery Operated • Supplied with Instruction Manual and batterySpecifications• Output Sound Level: 94db & 114db • Accuracy: ±0.3db(20°C, 760mm Hg) • Frequency: 1000±0.1%Hz (allows calibration with A,B,C or D weighting networks or linear) • Temperature range: -10~50°C (14 ~ 122 °F) • Standard: IEC942 Class I • Designed For: 1″and 1/2″ microphones • Storage (with batteries removed) -40~65°C (-40 ~ 149 °F) • Extremely low influence of static pressure • Temperature coefficient : 0 to 0.01dB/°C • Altitude Effects: Approximately0.1dB decrease for each 2000 feet increase in altitude from the sea level to 12,000 feet elevation or comparable atmospheric pressure change (approx. every 50mm of Hgdecrease) • Power Supply: 9v transistor batteries NEDA 1604. Burgess 2U6 or equivalent. • Battery life approx.100 hours • Dimension: 48mm x 48mm x 138mm (5.43 x 1.89 x 1.89 inch) • Weight: 250gSet Includes• 1 x Sound Level Meters Calibrator • 1 x 9V Battery installed (FREE) • 1 x English Instruction Manual • Standard factory packaging SKU: 145 Category: Sound Level Meters Brand: AZInstruments