Feature

●Output levels are 94dB and 114dB and the output frequency is 1000±0.1%Hz (can be calibrated in A,B,C,D weighting networks or linear)
●Compatible with 1/2" and 1" noise gauge microphones (including 1/2" microphone adapters)
●Easy one-handed operation and battery level indicator
●Battery life is about 100 hours, and complies with IEC942 Class 1
●Altitude Impact: Approximately 0.1dB per 2000ft elevation to 12,000ft from sea surface or approximately 50mmHg for equivalent pressure changes


Description

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This acoustic calibrator produces a fixed sound level signal to calibrate the noise meter.This model is compatible with all digital sound level meters.This unit ships with a 1/2" microphone adapter installed, and supports soundmeter and microphones with 1" or 1/2" microphone.

FeaturesFeatures

Specifications

Output Sound Level: 94db & 114db
Accuracy: ±0.3db (20°C, 760mmHg)
Frequency: 1000±0.1%Hz (can be calibrated in A,B,C,D weighting network or linear)
Temperature Range: -10~50°C (14~122°F)
Storage environment (with battery removed): -40 to 65 °C (-40 to 149 °F)
Temperature coefficient: 0 ~ 0.01dB/°C
Power: 9V battery
Battery life: About 100 hours
Dimensions: 17cm x 9cm x 6cm
Weight: 0.39kg

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Transducer diaphragm to correct pressure in high altitude areas

Altitude Impact: Approximately 0.1dB per 2000ft elevation to 12,000ft from sea surface or approximately 50mmHg for equivalent pressure changes.

Output levels are 94dB and 114dB and the output frequency is 1000±0.1%Hz (can be calibrated in A,B,C,D weighting networks or linear).

Package Contents

1 x Acoustic Caliber

1 x 9V battery (free)

1 x Japanese instruction manual

Standard Factory Packing Box

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