PCE-SC 43 Class 2 Sound Level Calibrator


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PCE-SC 43 Class 2 Sound Level Calibrator

The PCE-SC 43 Class 2 Sound Level Calibrator is a precision device designed for checking and calibrating sound level meters and other audio equipment. It conforms to Class 2 standards, making it suitable for a range of professional applications including environmental noise monitoring, workplace safety, and audio equipment testing.

The Class II Sound Level Calibrator operates at a calibration frequency of 1000 Hz with a sinusoidal waveform. This particular model stands out from other calibrators by offering three selectable sound pressure levels: 94 dB, 104 dB, and 114 dB, which can be adjusted using a button on the device. This addition of a 104 dB level provides extra versatility. With a high precision of ± 0.4 dB, this calibrator is exceptionally accurate, making it ideal for verifying and calibrating the accuracy of sound measuring instruments. Additionally, there is an option to obtain this calibrator with an ISO certificate, enhancing its reliability and certification for professional use.

PCE-SC 43 Key Features

  • Sound pressure level 94, 104, 114 db
  • For weighting filters A, B, C and D
  • Sound class 2
  • Exchangeable batteries
  • 1/2 inch microphone connection
  • 50 hours of battery life

PCE-SC 43 Specifications

Sound pressure level94 dB, 104 dB, 114 dB
Accuracy±0.4 dB
Frequency1000 Hz for A, B, C and D frequency weighting
Frequency accuracy±1.7 %
Stabilization time10 seconds
Total harmonic distortion<3 %
Environmental conditions
Temperature influences<0.4 dB at 0 … 40 °C / 32 … 104 °F
Humidity influences25 … 90 % RH
Atmospheric pressure<0.1 dB at 65 … 108 kPa
Stability at <60 seconds±0.15 dB
Stability after one year±0.35 dB
(normal use)
Operating conditions0 … 40 °C / 32 … 104 °F, <25 … 90 % RH,
Storage conditions-20 … 50 °C / -4 … 122 °F, <90 % RH,
Automatic shutdownafter 20 minutes
Power supply2 x 1.5 V AA batteries
Battery lifeca. 50 hours
Microphone size1/2 inch
Dimensions60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4″
Weight400 g / 14.1 oz
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PCE Instruments is a reliable brand that provides a wide range of high-quality measuring tools for industries such as laboratory testing, industrial manufacturing, and environmental monitoring. With a team of highly skilled engineers and scientists, PCE Instruments develops innovative products in-house to ensure quality and precision. The brand has a world-class reputation for reliability, durability, and accuracy.

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