Technical Manual
S4VC
Synthesis Four
AURAL SWEEP TEST SPECIFICATIONS:
• System Aural Sweep Test
6.0V Input 60Hz to 20kHz
• L.F. Aural Sweep Test
5.0V Input 60Hz to 1kHz
• M.F. Aural Sweep Test
5.0V Input 500Hz to 4kHz
• H.F. Aural Sweep Test
2.83V Input 3kHz to 20kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions
23-7/8" x 14" x 5-1/2"
(H x W x D)
(606mm x 356mm x 140mm)
• Weight
26 lb (11.8kg) Each
WARRANTY:
• Refer to Warranty Statement packed with each product
* The maximum recommended amplifier power rating will
ensure proper system headroom to allow for occasional
peaks. We do not recommend sustained operation at
these maximum power levels.
JBL Consumer Products, Inc., 250 Crossways Park Drive, Woodbury, New York 11797
Rev 0 5/2003
Legend on Page 2
5
6
17
5
1
2
3
28
27
4
PACKAGING
S4VC WIRING DIAGRAM
S4VC
SCHEMATIC
(8)
(8)
(4)
LOW-FREQUENCY TRANSDUCER
335898-001
MID-FREQUENCY TRANSDUCER
336327-001
HIGH-FREQUENCY TRANSDUCER
335663-001
NETWORK
338060-001
.250
L3
1.4mH
L2
0.68mH
L4
0.2mH
L1
2.6mH
.205
.205
.250
.110
.205
L.F.
M.F.
H.F.
INPUT
C1
50uf
100V
C4
4.3uf
100V
C2
27uf
100V
C3
10uf
100V
R5
1.2 Ohm
10W
R3
0 Ohm
10W
R4
20 Ohm
10W
GRN
GRN/BLK
YEL
WHT
BLK
RED
WHT/BLK
YEL/BLK
C5
8.0uf
100V
R1
80 Ohm
10W
R2
80 Ohm
10W
R6
16 Ohm
10W
S4VC Synthesis Four
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance
6
Ω
• Max Amp Power
250 watts*
• Frequency Response
65Hz – 20kHz
• Sensitivity
91dB (2.83 volts @ 1 meter)
• Crossover Frequency
600Hz, 3.5kHz
SYSTEM COMPONENTS:
• Grille
337598-001
• Low-Frequency Transducer 8" (203mm) Titanium-alloy
inverted-dome, shielded
335898-001
DC Resistance
5.0 ohms ±10%
• Midrange-Frequency 4"
(102mm)
Titanium
Transducer
inverted-dome
336327-001
DC Resistance
4.1 ohms ±10%
• High-Frequency Transducer 1" (25mm) Pure-titanium-
dome, rubber surround,
shielded (335663-001)
DC Resistance
3.4 ohms ±10%
• Crossover Network
338060-001
