Infinity IRS Sigma Manual de usuario
30" x 30"
PLASTIC SHEET
955-7224
WARRANTY
(5/1) CARD
940-7670
IRS SIGMA,
OWNERS MANUAL,
930-7400
SETUP
INSERT SHT
930-7948
FOAM, TOP
951-7057
FOAM,
BOTTOM
951-7058
00202
CLOTH
SHEETING
990-7169 (2)
MICROFOAM
951-2830 (4)
CLOTH
SHEETING
990-7169 (2)
MICROFOAM
951-2830 (4)
IRS SIGMA CARTON
946-7369
Technical Manual
IRS Sigma
Infinity Systems, Inc. 250 Crossways Park Dr., Woodbury, New York 797 07/00
+
SR2
1.0 ohms
5 WATTS
SR1
1.1O ohms
5 WATTS
SW1 +
FLAT
-
SR4
1.20 ohms
5 WATTS
SR6
1.10 ohms
5 WATTS
SR3
1.20 ohms
5 WATTS
SR5
1.10 ohms
5 WATTS
SW2 FLAT
-
SR7
1.00 ohm
15 WATTS
-
+
-
+
SW3A +
-
SW3B +
-B
A
+
-
Mid/Twt PCB
Mid/Twt PCB
-
MIDBASS
WOOFER
SECTION
00203
HIGH
FREQUENCY
INPUT
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
lNominal Impedance: 49
lMax Amp Power 500 watts*
lFrequency Response 30 Hz - 42,000Hz (E2dB)
lSensitivity: 87dB ( watt @ meter)
lCrossover Frequency: 60Hz, 600Hz, 3800Hz
SYSTEM COMPONENTS:
lCabinet IRS Sigma (Not for Sale)
lFront Grille, w/logo A026-7280
lLower Rear Grille A026-7354
lUpper Rear Grille A026-7086
lLow-Frequency Transducer: 2”(304mm) Woofer (902-7502),
330709-00
DC Resistance 3.7 ohms E0%
lMid-Bass Transducer: 6 /2”( 65mm)Mid-Bass Coupler
(902-7379)
DC Resistance 3.6 ohms E0%
lMid Frequency Transducer: Neodymium Emim
(902-5339A)
DC Resistance 3.7 ohms E0%
lHigh-Frequency Transducer (2): Emit-B Neodymium
(902-5228)
DC Resistance 3.9 ohms E0%
lCrossover Network Input Assembly (A0 7-7399)
Woofer Network/Board (A0 5-7398)
Mid-Bass PCB (A020-7397)
Tweeter/Midrange PCB (A020-7396)
AURAL SWEEP TEST SPECIFICATIONS:
lSystem Aural Sweep Test 6.0V Input 30 Hz to 42 kHz
lL.F. Aural Sweep Test 6.0V Input 30 Hz to 500 Hz
lM.B. Aural Sweep Test 5.0V Input 00 Hz to kHz
lM.F. Aural Sweep Test 4.0V Input 500 Hz to 4 kHz
lH.F. Aural Sweep Test 2.83V Input 3 kHz to 42 kHz
PHYSICAL SPECIFICATIONS:
lEnclosure dimensions: 58 /4” x 8 /2” x 6- /4” (H x W x D)
( 422 x 457 x 406mm)
lWeight 95 lbs (88.6 kg) Each
WARRANTY:
lRefer to Warranty Statement packed with each product.
* The maximum recommended amplifier power rating will ensure prop-
er system headroom to allow for occasional peaks. We do not recom-
mend sustained operation at these maximum power levels.
PACKING SWITCHBOARD PCB
SCHEMATIC
IRS Sigma
2
Technical Manual
IRS Sigma
Infinity Systems, Inc. 250 Crossways Park Dr., Woodbury, New York 797 07/00
+
-
+
-
+
40"BLK
40"RED
+
TR1
6.8 ohms
5 WATTS
TR2
6.8 ohms
5 WATTS
TC1
1.8 uF
POLYP
TC2
1.8 uF
POLYP
TL1
0.15 mH
TC3
5.1 uF
POLYP
TL2
1.36 mH
TR3
JUMPER
REV 1 +
H.F.
60" BLUE
62" GREEN
-
ML1
0.43 mH
MR2
0.91 ohms
5 WATTS
MR1
0.91 ohms
5 WATTS
+
-
MC2
16.0 uF
POLYP
MC1
16.0 uF
POLYP
ML2
0.45 mH
49" ORANGE
49" WHITE
-
+
M. F.
MC3
5.1 uF
POLYP
MC4
18.0 uF
100v
MC5
68.0 uF
POLYP ML3
0.10 mH
MC6
3.0 uF
POLYP
BC4
155.0 uF
100v
BC3
5.1 uF
POLYP
BC2
97.0 uF
100v
-
+
BR1
3.0 ohms
25 WATTS BL1
3.10 mH
BC1
5.1 uF
POLYP
BC7
2.0 uF
POLYP
BL2
2.00 mH
35" BROWN -
BC6
120.0 uF
100v BL3
1.00 mH 33" YELLOW
M.B.F.
+
BC5
5.1 uF
POLYP BC8
18.0 uF
100v
WC4
250.0 uF
100v
+
-
WC1
600.0 uF
100v
WL1
6.40 mH
WC3
700.0 uF
100v
40" RED
40" BLACK
WL3
15.0 mH
WC2
700.0 uF
100v
L.F.
-
+
WL2
3.50 mH
WR2
1.5 ohms
25 WATTS
WR1
3.6 ohms
50 WATTS
A
B
30" RED
35" GRAY
IRS Sigma
INPUT ASSY
A017-7399
WOOFER
NETWORK/BOARD
A017-7398
+
-
HIGH
FREQUENCY
TRANSDUCER'S
902-5228
MID-BASS
TRANSDUCER
902-7379
MID
FREQUENCY
TRANSDUCER
902-5339A
WHITE
ORANGE
+
-
GRAY
RED
00204
MIDRANGE/TWEETER PCB SCHEMATIC
MIDBASS PCB SCHEMATIC
WOOFER BOARD SCHEMATIC
Input From
Switchboard
Input From
Switchboard
16" BLUE
16" GREEN
16" WHITE
16" ORANGE
Input From
Switchboard
16" YELLOW
16" BROWN
25" RED
25" BLACK
Input From
Switchboard
TR3 1.0 ohms
5.0 Watts
REV 0
TO SWITCH
BOARD
MIDBASS
NETWORK
A020-7397 MID/TWT
NETWORK
A020-7396
RED
BLACK
ORANGE
WHITE
GREEN
BLUE
BROWN
YELLOW
YELLOW
BROWN
-
GREEN
BLUE
LOW FREQUENCY
TRANSDUCER
902-7502
FRONT
REAR
-
FRONT
TWEETER
-
+
REAR
TWEETER
R1
8.0 ohms
5 WATTS
IRS Sigma
WIRING DIAGRAM
Infinity Systems, Inc. 250 Crossways Park Dr., Woodbury, New York 797
3
07/00
IRS SIGMA
CABNET ENCLOSURE
(NOT FOR SALE)
RISER PAD
EMIT-B,
TWEETER
902-5228
8-32 x 1" FSCH
800-7054 (4)
EMIM, MIDRANGE
902-5339A
8-32 x 1" FSCH
800-7054 (4)
6 1/2" MID-BASS
902-7379
FOAM, TOP
878-7850 (2)
DACRON (50 gms)
GRILLE ASSY WITH LOGO
A026-7280
10-32 x 1" PPH
800-6966 (8)
12" WOOFER
902-7502
10-32 x 1" PPH
800-6966 (4)
FIBERGLASS,
MIDDLE
FIBERGLASS,
REAR
FIBERGLASS,
TOP/BOTTOM
FIBERGLASS,
UPPER
FOAM,
WRAP
LOCKING RING
846-7352 (4)
SPIKED FOOT
846-6929 (4)
WOOFER BOARD ASSY
A015-7398
SPIKED FOOT COVER
760-7048 (4)
RED - 25"
(L.F. INPUT TERMINAL (+))
RED - 40"
(WOOFER)
RED - 30"
(SW3)
BLK - 25"
(LF. INPUT TERM. (-))
BLK - 40"
(WOOFER)
GRAY - 35"
(SW3)
8-32 x 1 1/4 FSCH
800-6968 (7)
INPUT ASSY
A017-7399
BINDING POST (2)
(RED, R.H. SIDE)
528-7338
BINDING POST (2)
(WHITE, L.H. SIDE)
528-7339 8-32 x 1/2" BSOH
800-4667 (4)
SHORTING
STRAPS (2)
539-7633
SOUND DAMPING
COVER PLATE
712-7343
8-32 x 5/8" FSCH
800-7681 (4)
THUMB SCREW
809-6970 (4)
#8 NYLON WASHER
822-7125 (4)
PLUG
8-32 x 1" FSCH
800-7054 (4)
DIAPER
EMIT-B, TWEETER
902-5228
TAPE,
2 SIDED
GRILLE,
REAR UPPER
026-7086
GRILLE,
REAR LOWER
A026-7354
FOAM, TOP
878-7846 FOAM,
TOP (R.H.)
878-7849
FOAM,
UPPER REAR
878-7847
FOAM,
TOP (L.H.)
878-7848
FOAM,
BOTTOM
878-7850
00200
MID/TWT
NETWORK
A020-7396
MIDBASS
NETWORK
A020-7397
Technical Manual
IRS Sigma
EXPLODED VIEW
IRS Sigma
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