TEAC IF-SM/DM IF-SM:DM Owner's Manual - Page 13

Using the card : BASS MANAGEMENT option

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2 - Using the card : BASS MANAGEMENT option BASS MANAGEMENT option The BASS MANAGEMENT screen allows the selection of one of two bass management techniques, Type 1 and Type 2. These are illustrated graphically below as they are implemented in 5.1 surround mode. Figure 2.19: BASS MANAGMENT option screen Figure 2.20: Type 1 and Type 2 bass management for 5.1 and 6.1 settings Type 1 bass management There are three parameters: 1 The amount of attenuation supplied to the LFE channel before bass management occurs, either -5dB (default) or 10dB. 2 The amount of attenuation applied to the surround-LFE feed, either -15dB (default) or 0 dB. 3 The crossover frequency of the high-pass filters applied to all channels except the LFE, and the low-pass filter applied to the LFE. From 40Hz (default) to 130Hz in 10Hz steps. Type 2 bass management There are two parameters: 1 The crossover frequency of the high-pass filters and the low-pass filter in the system. From 40Hz (default) to 130Hz in 10Hz steps. 2 Turns the LFE ON or OFF (default). TASCAM IF-SM/DM Owner's Manual 13

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2 – Using the card : BASS MANAGEMENT option
TASCAM IF-SM/DM Owner’s Manual
13
BASS MANAGEMENT option
The
BASS MANAGEMENT
screen allows the
selection of one of two bass management
techniques, Type 1 and Type 2.
Figure 2.19: BASS MANAGMENT option
screen
These are illustrated graphically below as they
are implemented in 5.1 surround mode.
Figure 2.20: Type 1 and Type 2 bass management for 5.1 and 6.1 settings
Type 1 bass management
There are three parameters:
1
The amount of attenuation supplied to the
LFE channel before bass management occurs,
either –5dB (default) or 10dB.
2
The amount of attenuation applied to the
surround-LFE feed, either –15dB (default) or
0dB.
3
The crossover frequency of the high-pass
filters applied to all channels except the LFE,
and the low-pass filter applied to the LFE.
From 40Hz (default) to 130Hz in 10Hz steps.
Type 2 bass management
There are two parameters:
1
The crossover frequency of the high-pass
filters and the low-pass filter in the system.
From 40Hz (default) to 130Hz in 10Hz steps.
2
Turns the LFE
ON
or
OFF
(default).