Wohler eAMP1-S8-DA User Manual page 20

The controls and information available on the Loudness Meter Screen are:
Monitoring Mode:
1. Manual: Touch the Manual button to enable Manual Mode. This allows you to
measure the loudness of a specific program or segment of a program, such
as a commercial. In this mode, the Start and Stop button on the Loudness
Meter screen can be manually used to begin and end a loudness
measurement interval. The reading for that interval is then held on the
Loudness Meter.
2. Continuous: Touch the Continuous button to enable Continuous Mode. In
this mode, loudness readings are continually made. The Stop button on the
Loudness Meter screen is not active.
Alarm:
1. Over: The Alarm indication will only appear when Loudness has exceeded
the Reference Level by the Tolerance amount.
2. Under: The Alarm indication will only appear when Loudness is below the
Reference Level by the Tolerance amount.
3. Both: The Alarm indication will only appear when Loudness has exceeded or
is below the Reference Level by the Tolerance amount.
4. Off: The Alarm indication will not appear.
Web GUI Loudness Settings: These settings are included on this screen for
reference only. They cannot be changed on this screen.
1. Standard: This is the loudness standard by which the loudness calculation is
made.
2. Reference: This is the set point in the loudness measurement about which
the determination is made as to whether an alarm should be displayed.
3. LRA Window: This is a moving window of time over which the loudness
measurement is made.
4. Window: This may be set to Momentary, Short, or one of 22 values,
ranging from one second to two hours.
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.
When you have completed reviewing or changing the settings, touch the Back
button to return to the Loudness menu.
eAMP1-S8-DA
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