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There are currently no product reviews.
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Very good copy in a 54 pages PDF archive. This is my sixth purchase here. :)
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Another excellent buy! File too clear and explanatory.
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A manual hard to find. It was very helpful to restore my device.
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I am very grateful for this manual. Without it could not repair my receiver.
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excellent work as always you do cheap, fast net and clean. you do an incredible service......thanks!
Technical Manual
IRS Sigma
WIRING DIAGRAM
MIDBASS MID-BASS TRANSDUCER 902-7379 NETWORK A020-7397
YELLOW BROWN BLUE GREEN WHITE
MID/TWT NETWORK A020-7396
HIGH FREQUENCY TRANSDUCER'S 902-5228
GREEN
MID FREQUENCY TRANSDUCER 902-5339A
YELLOW
+
40" BLK 40" RED
BLACK RED RED GRAY ORANGE WHITE
LOW FREQUENCY TRANSDUCER 902-7502
WOOFER NETWORK/BOARD A017-7398
IRS Sigma INPUT ASSY A017-7399
TR1 16" BLUE + Input From Switchboard 16" GREEN MR1 16" WHITE + Input From Switchboard 16" ORANGE 0.91 ohms 5 WATTS MR2 0.91 ohms 5 WATTS 6.8 ohms 5 WATTS TR2 6.8 ohms 5 WATTS
MIDRANGE/TWEETER PCB SCHEMATIC TC1 TC3 1.8 uF POLYP TC2 1.8 uF POLYP TL1 0.15 mH 5.1 uF POLYP
TR3 JUMPER REV 1 60" BLUE + FRONT TWEETER R1 8.0 ohms 5 WATTS 62" GREEN REAR TWEETER +
TR3 1.0 ohms 5.0 Watts REV 0 TL2 1.36 mH
MC1 16.0 uF POLYP MC2 16.0 uF POLYP ML1 0.43 mH MC3 5.1 uF POLYP MC4 18.0 uF 100v
MC5 68.0 uF POLYP ML3 0.10 mH MC6 3.0 uF POLYP 49" ORANGE
+
49" WHITE +
ML2 0.45 mH
-
MIDBASS PCB SCHEMATIC BR1 3.0 ohms 25 WATTS BC1 5.1 uF POLYP BL1 3.10 mH BC6 120.0 uF 100v BC5 5.1 uF POLYP BL3 1.00 mH
16" YELLOW +
33" YELLOW +
00204
Input From Switchboard
BC2 97.0 uF 100v BC3 5.1 uF POLYP BC4 155.0 uF 100v
BC7 2.0 uF POLYP
BC8 18.0 uF 100v
BL2 2.00 mH 35" BROWN -
16" BROWN -
WOOFER BOARD SCHEMATIC WL1 6.40 mH WL2 3.50 mH
+
25" RED
40" RED WC3 700.0 uF WC2 700.0 uF 100v 100v WL3 15.0 mH WR2 1.5 ohms 25 WATTS WR1 3.6 ohms 50 WATTS
+
WC1 600.0 uF 100v
L.F.
Input From Switchboard
30" RED
A TO SWITCH BOARD B
WC4 250.0 uF 100v
35" GRAY
-
25" BLACK
40" BLACK
-
Infinity Systems, Inc. 250 Crossways Park Dr., Woodbury, New York 11797
2
07/00
IRS Sigma
-
+
BLUE
-
ORANGE
FRONT REAR
+
BROWN
H.F.
M. F.
M.B.F.
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