Its 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 ¡À1.5 dB. The display provides 0.1 dB resolution, under range, over range and low battery indicators.
The Sound Level Pen calibrates electronically to its own internal oscillator or external 2-Pt. Acoustical Calibrator 850016. Comes ready to use with two AAA batteries, instructions, calibration screwdriver and a windscreen. An N.I.S.T. Traceable Certificate of Calibration is available (at additional cost).
Dimensions: 8" ¡Á 1?" ¡Á 1" (203 ¡Á 38 ¡Á 25 mm)
Weight: 4.3 oz (122 g)
U.S. Patent 7,270,006
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