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    Sound level calibrator

    0554 0452
    Calibrator, for regular calibration of testo 815, testo 816

    Sound Pressure

    Accuracy
    ±0.5 dB in accordance with Class 2 to IEC 60942

    General technical data

    Battery life
    40 h
    Battery type
    9V block battery
    Frequency
    1,000 Hz
    Miscellaneous
    Also suitable for 1/2 and 1 inch microphones by other manufacturers
    Sound pressure level
    94 dB/114 dB, switchable