Acoustic calibrator that has a 1/2" microphone opening and is certified according to class 2 regulations. This means that the acoustic calibrator is capable of producing and measuring sound pressure levels in a range between 94 dB and 114 dB with an accuracy of ±0.4 dB This makes it possible to check the accuracy of sound level meters and adjust them, if necessary It is a practical and reliable device for calibrating sound level meters It is equipped with a key to switch between different reference levels, and for frequency weightings A, B, C and D. It is powered by 2 1.5 V batteries (type AA) that provide an autonomy of up to 50 hours.It has an automatic disconnection that turns the device off after 20 minutes of inactivity It is the ideal tool to ensure the precision of sound level meters.Manufactured by PCE with reference PCE-SC 43.

Specifications

• Calibration frequency: 1000 Hz with sine wave
• Reference levels: 94 dB, 104 dB and 114 dB
• Accuracy: ±0.4dB
• Power supply: 2 1.5 V batteries (AA type)
• Autonomy: 50 hours
• Automatic shutdown: turns off after 20 minutes of inactivity
• Calibration certificate: available as an option

• Gross Weight: 370 g
• Product size (width x depth x height): 12.3 x 6.0 x 4.0 cm
• Number of packages: 1
• Packages size: 17.0 x 14.0 x 5.5 cm
• Master-pack: 1