XL2-TA awarded Class 1 Type Approval by PTB

The XL2-TA is now among the first sound level meters in the world to receive Type approval for multiple configurations according to the IEC 61672-1: 2014 standard. This allows customers to carry out precision-grade, Class 1 measurements with the microphone attached or using a 5m, 10m or 20m lengths of microphone extension cable. In addition, the new XL2 firmware V3.11 offers a wealth of functionality enhancements, such as the integration of the XL2 into the NoiseScout system for environmental noise monitoring.

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Schaan, Liechtenstein

NTi Audio

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Comprehensive Calibration Service at NTi Audio

In order to reliably maintain the accuracy of a measuring system, periodic calibration is necessary. Many standards and quality systems require regular, documented calibration of the measuring equipment used; usually in a one-year cycle. NTi Audio offers this service both at its headquarters in Schaan and at its international branches - recently also at NTi Audio UK Ltd in Stevenage.

Customers can conveniently register a measuring device online for calibration at https://my.nti-audio.com. The website guides you to your nearest NTi Audio calibration center and provides information on costs and duration of service and transport. The most popular product is the XL2 Sound Level Meter, requiring a calibration according to the international IEC61672 sta...

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XL2 Vibration Meter supports PPV measurements

If you have the Vibration Option installed on your XL2, you can now also record the Peak-Particle-Velocity (PPV) values, as well as the peak and the peak-to-peak values of all spectral measurements, thanks to the new firmware V4.50. Furthermore, you can also now display measured values in fixed ranges.

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How to Test Bluetooth Devices

Bluetooth is the standard interface for wireless transmission of music and speech. It connects speakers, headphones, headsets and earphones to devices such as mobile phones, computers, entertainment systems and car radios. But how can the audio quality of devices with a Bluetooth interface be tested? What does one have to consider?

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integrating sound level meter

XL2 Sound Level Meter Class 1

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