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Applicable standards: | |
IEC 60651 Type 2, IEC 60804 Type 2, IEC1260-1995, ANSI S1.4 Type 2 | |
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Microphone: | |
1/2-inch Electret condenser microphone | |
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Accuracy: | |
±1.5dB (ref 94dB @ 1kHz) | |
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Measurement range: | |
30dB to 130dB | |
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Measurement function: | |
Lp , Leq , LE , Lmax , Lmin, La, Lc | |
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Frequency range: | |
25Hz ~ 10kHz | |
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Sound level meter display: | |
Numerical : 4 digits, updata cycle 0.5s, resolution 0.1dB
Bar graph : Scale range 100dB , update cycle 0.125s, resolution 0.1dB
Real time clock : Year, Month, Day, Hour, Minute, Second | |
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1/1- 1/3 Analyzer levelrange: | |
7 0 d B | |
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1/1 Octave and 1/3 Octave: | |
1/1 Octave band center frequencies : (9bands): 31.5Hz, 63Hz,
125Hz, 250Hz, band filters
500Hz, 1kHz, 2kHz, 4kHz, and 8kHz.
1/3 Octave band center frequencies : (27 bands) : 25Hz, 31.5Hz,
40Hz, 50Hz,63Hz, 80Hz, 100Hz, 125Hz, 160Hz, 200Hz, 250Hz, 315Hz, 400Hz,
500Hz, 630Hz, 800Hz, 1kHz, 1.25kHz, 1.6kHz, 2kHz, 2.5kHz, 3.15kHz, 4kHz,5kHz,
Hz, 8kHz 10kHz | |
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Signal output: | |
AC output : 2 Vrms (at full scale): DCoutput : 10mVDC / dB | |
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Power: | |
Four type C size 1.5V batteries, ExternalDC power: 6V, 1A | |
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Battery life: | |
Approx. 2hrs | |
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Dimensions & Weight: | |
13.6 x 3.9 x 2.4" (34.5 x 10 x 6 cm);33.5oz (950g) | |