Brüel & Kjær - Sound & Vibration Measurement
History - In 1943 Brüel & Kjær launched Type 4301 - the world's first charge accelerometer - and entered the world of vibration measurement.
Sound Level Meter - Type 2240
In just two seconds, the sound level meter is powered-up and ready to measure.
A low-cost, Class 1 sound level meter conforming to international standards. The three-button user-interface and large digital display make it easy to use for on-the-spot measurements.
Class 1 measurement precision conforming to the latest standards. Dynamic range: 30 - 140 dB in two 80 dB ranges.
- LAeq, LAFmax, LCpeak, LAF
- Handy and lightweight
- Large and clear display
- 6 hour battery life from two AA cells
For over fifty years, LDS has specialized in high quality vibration test systems and has become a worldwide leading supplier. Test and Measurement. Dactron, Nicolet Technologies and Gould Instruments acquired by LDS.
LDS Test and Measurement
- 1958 - Patent for Electromagnetic Shaker
- 1971 - Digital Transient Recorder
- 1978 - Digital FFT Analyser