Svantek SVAN 958A - Page 148

148
SVAN 958A User Manual
Table B.1.7. Octave analysis header
Word
number
Name / Value
Comment
0
0xnn09
[09, nn=block_length]
1
0xkknn
[nn=spectrum_mask, kk=used_spectrum]
2..5
OctaveHead[1]
header of the first enabled octave analysis, defined
in the case of SLM mode - in Table B.1.7_SLM and
in the case of VLM mode - in Table B.1.7_VLM
…
…
…
2+4*used_
spectrum..
5+4*used_
spectrum
OctaveHead[used_spe
ctrum]
header of the last enabled octave analysis, defined
in the case of SLM mode - in Table B.1.7_SLM and
in the case of VLM mode - in Table B.1.7_VLM
…
…
…
Table B.1.7_SLM. Octave analysis header in the case of SLM mode
Word
number
Name / Value
Comment
0
0xnn0A
[0A, nn=sub-block length]
1
SpectrumChannel
spectrum channel
2
SpectrumFilter
1/1 or 1/3 OCTAVE analysis filter: 0 - HP, 1 - LIN, 2 - A, 3 - C
3
SpectrumBuff
1/1 or 1/3 OCTAVE logging: 0 - OFF,4 - RMS
…
…
…
Table B.1.7_VLM. Octave analysis header in the case of VLM mode
Word
number
Name / Value
Comment
0
0xnn0A
[0A, nn=sub-block length]
1
SpectrumChannel
spectrum channel
2
SpectrumFilter
1/1 or 1/3 OCTAVE analysis filter: 0 - HP, 3 - filter from second
profile
3
SpectrumBuff
1/1 or 1/3 OCTAVE logging: 0 - OFF, 4 - RMS
…
…
…
Table B.1.8. Header of the FFT analysis
Word
number
Name / Value
Comment
0
0xnn0B
[0B, nn=block_length] nn=2+NumberOfEnabledFFTs*12
1
0xkkmm
[mm=spectrum_mask,kk=spectrum_count]