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JAMO D 7PEX Manual De Instrucciones página 21

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deep, precise and detailed reproduction of the low
register - perfectly matching the sound from D 7LCR.
D 7SUB visually matches D 7LCR as width and design
are identical.
A change in THX Ultra2 compared with THX Ultra is the
frequency range. In THX Ultra2 the subwoofer is
required to operate down to 20 Hz -6dB, compared to
35 Hz -3dB.
However, under certain circumstances this can create a
problem, which is why THX Ultra2 decoders feature a
Boundary Gain Compensation filter.
filter compensates
This
for the room influence
at low frequencies, as
any room amplifies the
lowest frequencies.
The magnitude of the
room's
amplification
depends on the room
and where you are
positioned – normally it increases the closer you get to
a wall.
This can result in too high bass level from approx. 60 Hz
and increasing downwards.
In the range between 20-30Hz it peaks up to 5-10dB in
an average room.
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Este manual también es adecuado para:

D 7lcrD 7surD 7sub