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The Genelec 1038BC is a dedicated cen ter
i net has been designed for op ti mum place-
ment in the limited space above or below
The system is de signed for me di um
to be flush mount ed into the con trol room
wall, but it can also be used as a free-
The unique Directivity Control Wavegui-
(DCW
) Technology used provides
fi ers are ca pa ble of driv ing the system to
sa tile cross over controls allow for pre cise
The bass frequencies are re pro duced by
two 250 mm (10") bass drivers loaded with
frequency driver is a 25 mm (1") metal
The crossover frequencies of the active
Treble level controls op er ate in 1 dB steps.
to allow refined LF response tailoring.
A high-pass filter is included in the LF
son ic signals. The crossover network is
fed by a 3 pin XLR. Variable input sen si -
tiv i ty allows for accurate level matching to
Amplifiers
The bass, midrange and treble am pli -
fi ers produce 400 W, 120 W and 120 W,
The sys tem in cor po rates spe cial cir cuit ry
for driv er over load pro tec tion and am pli fi er
ther mal protection.
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speak er in its required lis ten ing po si tion,
tak ing note of the line of the listening axis
ventilated or sufficiently large to dissipate
When flush-mounting the units it should
that the mains volt age se lec tor is cor rect ly
The conn ectin g cable s bet ween the
the 4-pole con nec tor in and turn it clock-
wise until the re tain ing clip clicks. The 8-
ing the con nec tor in, turn ing it clock wise
Audio in put to the am pli fi er is made via a
Adjustment of the input sen si tiv i ty of each
the input sen si tiv i ty control on the amplifier
fac tur er default set ting for this con trol is -6
The acoustic response of the sys tem may
Table 1 for sug gest ed tone control set-
tings in dif fer ing acous tic en vi ron ments.
to the 'ON' position to select the re sponse
Vertical / horizontal mounting
tion is changed the DCW plate must be
Table 1. Sugges ted tone control settings in some typical situations
tilt
Treble
CALPOSITION
ALLTONECONTROL S:OFF
INPUTSENSITIVITY
:-6dBu
LEVELCONTROLS
20Hz 400Hz 3kHz 20kHz
WARNING
ELECTRICSHOCK HAZARD!
1038BCTRI-AMPLIFIED MONITORINGSYSTEM
NEVEROPERATETHIS EQUIPMENT
WITHOUTAPROPER EARTHEDMAINS
CONNECTION. DISCONNECTT
HEMAINS
INPUTBEFORE REPLACINGTHEFUSE
.
THISEQUIPMENT I
SCAPABLEOF
PRODUCINGSOUND PRESSURELEVELS
INEXCESS OF85dBWHICHMAY CAUSE
PERMANENTHEARING DAMAGE.
ENSURETHATTHE CORRECTVOL
TAGE
ANDAPPROPRIATEFUSE ARESELECTE
D
BEFORECONNECTING TOTHEMAINS
SUPPLY
.
DONOT EXPOSETOWATERORMOISTURE.
ITIS FORBIDDENTOUNDOANYSCREWS
ONTHIS EQUIPMENT
. SERVICINGAND
ADJUSTMENTMUSTONLY BECARRIE
D
OUTBYQUALIFIED SERVICEPERSONNEL.
GENELECR
SERIAL
NUMBER
f
dB
BASS
0
-1
-2
-3
-4
-5
-6
MAINS
VOLTAG
E
SELECTOR
MAINSINPU
T
ON
-4
dBu
INPUTSENSITIVITY
SIGNALINPU
T
50/60 Hz
500Watts
115/
230V
T6.3A/T3.15A
2
20Hz 100Hz
MADE
INFINLAND
www.genelec.com
-8
-6
+6
1
+4
+2
0
PIN1= GROUND
PIN2= +INPU
T
PIN3= -INPU
T
MAINS
FUSE
3
-6
INPUTSENSITIVITY
REQUIREDFOR
100dB
SPL@1m.REFER TO
OPERAT
INGMANUAL
FORMAXIMUMSPL
.
-4
-2
OFF O
N
OFF O
N
OFF O
N
OFF O
N
20Hz 250Hz
-6
0
-2
dB
-8
ALLOFF
0
-2
dB
-4
ALLOFF
MID TREBLE
BASS
TILT
BASS
ROLL-OF
F
-2
-4dB
-6
-8
-2
-4dB
-6
-8
BASS
LEVEL
-1
-2
-3
-4 dB
-5
-6
MUTE
MID
LEVEL
-1
-2
-3
-4 dB
-5
-6
MUTE
REFERTO THEOPERATINGMANUAL FOR
SUGGESTEDTO
NECONTROL SETTINGS.
USINGTHE TONE CONTROLS
FORA FLATFREEFIELD RESPONSESETALL
TO
NECONTROLS TOOFF.
FOR
ACCURATEOPERATIONONLY ONE
SWITCHIN EACHTONE CONTROLGROUP
SHOULD
BEON ATATIME.
OFF ON
-1
-2
-3
-4 dB
-5
-6
MUTE
TREBLE
LEVEL
INPUT
SENSITIVITY
CONTR
OL
MAINS VOLTAGE
SELECT
OR
MAINS SWITCH
BASS TILT
CONTROL
BASS ROLL-OFF
CONTROL
SIGNAL INPUT
CONNECTOR
MAINS FUSE
MAINS INPUT
CONNECTOR
TREBLE, MIDRANGE
AND BASS LEVEL
CONTROLS
G
E
N
E
L
E
C
> 1 m
500 mm
(19 3/4 )″
h2
h2=
GENELEC
> 1 m
950 mm (37 3/8 )″
350 mm
(13 3/4
)″
453 mm
(17 7/8
)″
200 mm
(7 7/8 )″
h1
h1=
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wires and the gas ket. Rotate the plate 90
The 1038BC can be used flush mounted
tions from the wall behind the speaker
frequency response and efficiency and
vertically aimed so that the acoustical axis
the standing and seated listening position
tal plane the speaker should be positioned
wall constructed of wood
wall constructed of concrete
FACING PANEL
FIXED TO THE WALL
(50-100 mm / 2-4")
RUBBER GASKET
(5-10 mm / ¼-½")
SPEAKER
WALL
wall and the speaker cabinet.
The ceiling, side walls and especially the
the optimum listening area. Great care
A space 50 to 100 mm (2 to 4”) wide can
vent vibrations from being transmitted to
the wall and impairing the low frequency
tion is used, the space around the cabinet
ficiently high mass and rigidity (see figure
the space around the cabinet should be
filled with either absorbent mineral wool or
The wall can also be constructed of a
CONCRETE
STRUCTURE
VIBRATION
ISOLATORS
f ~ 2-8 Hz
MULTI-LAYERED WALL
(WOOD, CONCRETE, BRICKS
)
VIBRATION
ISOLATORS
f ~ 2-8 Hz
CONCRETE WALL
SAND
BAGS
VIBRATION
ISOLATORS
f ~ 2-8 Hz
HEAVY WOODEN WALL
ABSORBING
MATERIAL
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vide high LF sound isolation (see figure 6).
Acoustic consultants will be able to provide
the surface of the wall. Discontinuities in
the speaker mounting wall will cause dif-
fraction, which leads to inferior frequency
wall, make sure that the edges adjacent
to the speaker are less than 20 mm (
/
wise the high frequency response of the
The speaker is provided with two warn ing
when lit in di cates that the speaker is
cuit is ac ti vat ed. In both cases reduce the
ing. If the CLIP PROTECT (FAULT)-LED
the ven ti la tion space around it is sufficient.
There should be a clear ance of more than
within the amplifier unit. Any maintenance
taken by qualified service personnel.
Although the 1038BC has been designed
be performed by qualified service
personnel. The amplifier’s rear panel
must not be opened.
unearthed mains cable as this may
lead to personal injury.
To prevent fire or electric shock,
do not expose the unit to water or
moisture. Do not place any objects filled
with liquid, such as vases on the
speaker or near it.
completely disconnected from the AC
mains service unless the mains power
cord is removed from the amplifier or
the mains outlet.
WARNING!
This equipment is capable of producing
wh ich m ay ca use p ermanent hearin g
Accessories
Order code
This product is supplied with one year
the 1038BC unit. Refer to supplier for full
+80
+85
+90
+80
+85
+90
+80
+85
+90
20
20k
50
100 200 500
1k 2k
5k
10k
BASS TILT
BASS LEVEL
BASS ROLL-OFF
MID LEVEL
TREBLE LEVEL
Hz
dBr
AUDIO PRECISION 1038BCANEC vs 22 OCT 02LEVEL(dBr) FREQ(Hz)
+55
+60
+65
+70
+75
+80
+85
+90
+95
20
20k
50
100 200 500
1k 2k
5k
10k
0°
30°
15°
45°
dBr
Hz
AUDIO PRECISION 1038BCANEC vs 22 OCT 02LEVEL(dBr) FREQ(Hz)
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1038BC Operating Manual
www.genelec.com
AMPLIFIER SECTION
CROSSOVER SECTION
SYSTEM SPECIFICATIONS
freq. 50...100 Hz <1%
freq. >100 Hz <0.5%
Bass
Midrange
Treble
All drivers are magnetically shielded
Weight
Speaker cabinet
Amplifier
Height
Width
Depth
/
/
/
Amplifier dimensions
Height
Width
Depth
/
/
/
variable from +6 to -6 dBu
variable from +26 to +14
Bass/Mid
Mid/Treble
Bass
Mid
Treble
from 0 to -6 dB
from 0 to -6 dB
from 0 to -6 dB
from 0 to -8 dB @33 Hz
from 0 to -8 dB @80 Hz
The 'CAL' position is with all tone con trols set to 'off' and input sensitivity
Treble amplifier short term output power
Amplifier system distortion at nominal output
SMPTE-IM
CCIF-IM
DIM 100
Bass
Midrange
Treble
Voltage operating range
Idle
Full output
*Without connecting cables. Cable connectors require
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