TC Electronic DB6, User Manual

Page: 134 / 174

Loudness Wizard 2
DB6 English Manual (2014-10-07) 131
Reading the Butterfly Meter
Time Since Last Reset
This indicator shows the time since your last
measurement reset. For more information, see
“LWiz2 – Reset feature” on page 115.
Program Loudness Target
The blue triangle on the right side
shows the Program Loudness of the
processed signal. It should “float”
closely around the highlighted ‘target
line’ (in this case -23).
Input
The left side of the Butterfly Meter
graph represents your input signal
before any loudness processing is
applied.
Short-Term Loudness
The bar graph meters display short-term
loudness before and after processing – just
right for checking e.g. dialog level.
Loudness Range
The two square brackets in the center of the
Butterfly Meter indicate the Loudness Range
(LRA). The left bracket indicates the LRA of
the signal before processing; the right bracket
indicates the LRA after processing
Pre-Processing Loudness
The left side of the Butterfly Meter
shows the loudness histogram of
the input signal before processing,
subject to the sliding window
selected.
Output
The right side of the graph shows
a loudness histogram
post
normalization and post processing .
Post Processing Loudness
The right side of the Butterfly Meter
shows the loudness histogram of the
input signal after processing, subject
to the sliding window selected.
Program Loudness
The blue triangle on the left side
indicates the Program Loudness level
at any given time.