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Technical details
Sound pressure level | 94 dB, 104 dB, 114 dB |
Accuracy | ±0.4 dB |
Class | 2 |
Frequency | 1000 Hz for A, B, C and D frequency weighting |
Frequency accuracy | ±1.7 % |
Stabilization time | 10 seconds |
Total harmonic distortion | <3 % |
Environmental conditions | |
Temperature influences | <0.4 dB at 0 ... 40 °C / 32 ... 104 °F |
Humidity influences | 25 ... 90 % RH |
Atmospheric pressure | <0.1 dB at 65 ... 108 kPa |
Stability at <60 seconds | ±0.15 dB |
Stability after one year | ±0.35 dB |
(normal use) | |
Operating conditions | 0 ... 40 °C / 32 ... 104 °F, <25 ... 90 % RH, |
non-condensing | |
Storage conditions | -20 ... 50 °C / -4 ... 122 °F, <90 % RH, |
non-condensing | |
Automatic shutdown | after 20 minutes |
Power supply | 2 x 1.5 V AA batteries |
Battery life | ca. 50 hours |
Microphone size | 1/2 inch |
Dimensions | 60 x 130 x 37.5 mm / 2.3 x 5.1 x 1.4" |
Weight | 400 g / 14.1 oz |
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