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and outdoor environments
Simply place the calibrator on to the digital sound meter’s microphone
The recording condition will appear
It comes with a mounting bracket and hardware for easy installation
5 seconds/day)Rated temperature coefficient is -0
Sound Level Pen TFS4 and outdoor environmentsIts small size makes the Sound Level Pen super convenient for testing in a wide variety of sound meter applications. Auto ranging with simple one button operation. Press once to begin reading sound levels. Press the button a second time and the display holds the maximum reading, updating as new maximums are reached. Hold the button for 2 seconds to turn the unit off. Measures the 30 to 130 dB range in the "A" scale, with an accuracy of 1. 5 dB. The