![background image](http://html1.mh-extra.com/html/bandk/2250-light/2250-light_user-manual_3074682135.webp)
CHAPTER 13
Tone Assessment Option BZ-7231 – 1/3-octave Method
125
If you have selected
1/1-octave
or a
Direct
input, tone assessment will be performed, but a
smiley will be displayed. When you tap the smiley it will advise you to use a
Microphone
.
For an overview of all the remedies associated to the various smileys, please refer to Table 13.2
Table 13.2
Overview of smileys and associated remedies
Note:
The ISO method does not specify the weighting filter to be used. The A-weighting filter
is selected by default, but all selectable broadband filters may be applied without warnings.
13.7
Recalling Saved Measurements
Saved measurements using the
Frequency Analyzer
,
1/3 Oct.
and
Logging
templates can be
opened and the Tone Assessment can be applied. Please refer to section 3.3 and section 6.3 for
information on how to save and recall measurements, respectively.
Smiley
Colour
Explanation
Remedy – Tip for Solution
Red
No tone assessment on 1/1
octaves
There is no method for assessing tones when
the spectrum is analysed in 1/1-octave bands,
select 1/3-octave instead
Red
No tone assessment on inst.
parameters
It is not possible to make tone assessments on
instantaneous parameters (‘Fast’ or ‘Slow’)
Yellow
Analysis on ‘Direct’
The analysis is carried out on a ‘Direct’ input,
select a microphone
Yellow
Setup different from ISO
standard
The ISO is selected and the measurement setup
deviates from the proposals in the ISO standard
Yellow
Min or Max spectrum
When the ISO standard is selected the analyzed
spectrum should be L
eq
Yellow
Tone freq outside proposed
ISO range
In the ISO standard the defined frequency range
for tone assessment is from 25 Hz to 10 kHz. A
tone is detected outside this frequency range
Summary of Contents for 2250 Light
Page 2: ......
Page 10: ......
Page 48: ...38 2250 Light User Manual...
Page 58: ...48 2250 Light User Manual...
Page 116: ...106 2250 Light User Manual...
Page 126: ...116 2250 Light User Manual...
Page 136: ...126 2250 Light User Manual...
Page 168: ...2250 Light User Manual 158...
Page 205: ......
Page 206: ......
Page 207: ......