Genelec 8331A Operating Manual page 6

• Note that the amplifier is not completely disconnected
from the AC mains service unless the mains power cord is
removed from the monitor loudspeaker or the mains outlet.
• Free flow of air behind and around the monitor is
necessary to maintain sufficient cooling. Do not obstruct
airflow around the monitor.
WARNING!
The 8331A is capable of producing sound pressure levels in
excess of 85 dB, which may cause hearing damage. Sound
exposure level integrated over an 8 hour working day should
be limited to 80 dB(A) to reduce the risk of permanent hearing
damage. For each 3 dB increase in sound exposure, half the
exposure time should be observed (equal energy).
Guarantee
The Genelec 8331A is guaranteed for two years against
manufacturing faults or defects altering performance. Refer to
the reseller for full sales and guarantee terms.
Compliance To FCC Rules
Note: This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to part
15 of the FCC Rules. These limits are designed to provide
Genelec Oy 8331A
90
85
DESKTOP LF
90 80
85
80
90
BASS TILT
85
80
BASS ROLL-OFF
20 50 100 200
Figure 6. The curves above show the effect of the "Bass Tilt",
"Treble Tilt", "Desktop Low Frequency" and "Bass Roll-Off" controls
on the free field response of the 8331A.
Figure 8. The curves above show the horizontal directivity
characteristics of the 8331A.
6
12 May 2017
TREBLE TILT
500 1k 2k 5k 10k 20k
Frequency Hz
reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and
can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is
no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference
to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to
try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and
receiver.
• Connect the equipment into an outlet on a circuit
different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician
for help.
Modifications not expressly approved by the manufacturer
could void the user's authority to operate the equipment under
FCC rules.
Genelec Oy 8331
95
90
85
80
75
70
95 65
90
85
80
20 50 100 200
Figure 7. Frequency responses at 0, 15, 30, 45 and 60 degree
angles and power response in full space. Input level -20 dBu.
Figure 9. The curves above show the vertical directivity
characteristics of the 8331A.
11 Mar 17
0° 15°
30°
45°
60°
500 1k 2k 5k 10k 20k
Frequency Hz