Wohler iVAM1-12G, User Manual, Page: 25 / 125

iVAM1-12G
Page 25
3. The Maximum Loudness is the maximum calculated loudness over the
program period (shown as MAX -20.1 above).
4. The Maximum True Peak Loudness is the absolute loudest peak waveform
over the program period (shown as TP -20.0 above).
Note
: Further and more detailed descriptions of all of the above Loudness terms
may be found in the ITU-R BS.1770-3 loudness standard.
The controls available on the Loudness Meter Screen are:
1.
Cluster Select
: You may change which Cluster is being measured by simply
rotating the Source knob to select any other monitored channel cluster.
Alternately, touch the green Loudness reading on the Audio Meter screen. It
will turn orange and you will be able to touch other clusters and read their
Loudness. Changing clusters will reset the loudness readings and start a new
calculation on the newly selected cluster.
2.
Start
: When
Manual Mode
is selected in the Loudness Settings
screen, from a stopped condition, the
Start
button will reset the
gathered loudness data and begin a new reading. From a paused
condition, data will not reset as monitoring is resumed.
3.
Pause
: The
Pause
button will temporarily stop or continue
gathering loudness data. Data will not be reset using this control.
While paused, Loudness will not be measured.
4.
Reset
: The
Reset
button will reset the gathered loudness data. If
it is pressed while a loudness measurement is in progress, a new
reading will then immediately begin.
5.
Stop
: When
Manual Mode
is selected in the Loudness Settings
screen, the
Stop
button will stop gathering loudness data. Data will
be held for viewing and not be reset using this control.
6.
Back
: Touch the
Back
button to go to the Loudness Menu.
Loudness Settings
Touch the Loudness Settings button on the Loudness Menu to display the
Loudness Settings
screen. This screen allows you to change between
Manual
and
Continuous
Monitoring Modes, and also to set the Alarm mode. It also provides a
summary of various Loudness settings, as set in the
Configuration | System
Preference | Loudness Configuration
tab of the Web GUI. Refer to Figure 2-15.