Comments

• Ok, and how it has to calibrate?

  in It is valid soundmeter to measure the decibels of a at night ??? Comment by fotovideo August 2008
• Thank you for your prompt response. It is mandatory in calibrating SoundMeter to function properly, or can be used with the calibration that brings to default with an accuracy of plus or minus 3 db? and another question, that means I can make a properly calibrated? thank you very much

  in It is valid soundmeter to measure the decibels of a at night ??? Comment by fotovideo August 2008