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Technical Manual
S38
(A/B)Studio Series
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
8 ohms
• Max Amp Power
175 watts
• Frequency Response
45 Hz - 20 kHz (-3dB)
• Sensitivity
89 dB (1 watt @ 1 meter)
• Crossover Frequency
800 Hz, 3200 Hz
SYSTEM COMPONENTS:
• Enclosure
S38 (Not for sale)
• Grille
335145-002
• Low Frequency Transducer
8
”
(133mm) PolyPlas
™
Shielded (335149-001)
DC Resistance
4.4 ohms ±10%
• Mid Frequency Transducer
4” PolyPlas
™
Shielded (335439-001)
DC Resistance
4.3 ohms ±10%
• High Frequency Transducer 1” (25mm) Titanium dome
Shielded (335663-001)
DC Resistance
3.4 ohms ±10%
• Crossover Network
335410-001
AURAL SWEEP TEST SPECIFICATIONS:
• A. System Aural Sweep Test 6.0V Input 40 Hz to 20 kHz
• B. L.F. Aural Sweep Test
6.0V Input 40 Hz to 1 kHz
• C. M.F. Aural Sweep Test
4.0V Input 500 Hz to 4 kHz
• D. H.F. Aural Sweep Test
2.83V Input 3 kHz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure dimensions:
11
¹⁄₂
” x 17
¹⁄₂
” x 12
⁷⁄₈
” (H x W x D)
292mm x 445mm x 327mm
• Weight
56 lbs. /25.4kg Sold in Pairs
WARRANTY:
• Refer to Warranty Statement packed with each product.
Owner's Manual
335404-001
Warranty Card
331993-001
Survey Card
331384-001
OWNER'S
MANUAL
Upper/Lower
Foam
335406-001
Microfoam
(2pcs.)
Outer Carton
335401-001
PACKAGING
02/00
JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797
S38
(A/B) Studio Series
Driver
High Frequency
335663-001
Driver
Mid.Frequency
335439-001
Driver
Low Frequency
335149-001
YELLOW/BLACK
WHITE/BLACK
GREEN/BLACK
WHITE
GREEN
YELLOW
Crossover Network
335410-001
– +
+IN
–IN
INPUT
GREEN
BLK/GREEN
WHT/BLACK
WHITE
YELLOW
YEL/BLK
RED
BLACK
L.F.
M.F.
+
H.F.
250
+
+
205
205
–
110
–
205
–
110
L1
2mH
R1
2.4/10W
C1
60
µ
F
100V
C2
0.01
µ
F
250V
R3
10/5W
R2
4.7/10W
L2
300
µ
H
C3
24
µ
F/100V
C4
0.01
µ
F/250V
C5
4
µ
F/100V
R4
1.2/10W
R5
10/5W
L3
200
µ
H
C6
0.01/250V
S38 SCHEMATIC
WIRING DIAGRAM