Third Octave; Frequencies; Short Interval; Long Interval - Castle group dBAir Operating Manual

Third Octave

When the function Third Octave is selected, one third octave band analysis is performed
on measurement one and will produce the additional following parameter data for the
short and long interval if used at the following frequencies: -

Frequencies

12.5Hz, 16Hz, 20Hz, 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, 6.3kHz, 8kHz, 10kHz, 12.5kHz, 16kHz, 20kHz

Short Interval

Leq, Lmin, Lmax, Lpeak, Le*

Long Interval

Leq, Lmin, Lmax, Lpeak, Le*, Ln1*, Ln2*, Ln3*, Ln4*, Ln5*, Ln6*, Ln7*, Ln8*, Ln9*,
Ln10*
*Where fitted, and enabled
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