Coaxial
Power Splitter/Combiner
8 Way-0°
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
ZFSC-8-4+
ZFSC-8-4
50Ω
-55°C to 100°C
-55°C to 100°C
1W max.
0.62W max.
5 to 700 MHz
Features
• wideband, 5 to 700 MHz
• good isolation, 25 dB typ.
• rugged shielded case
BNC version shown
Maximum Ratings
Applications
• VHF/UHF
• federal and defense communication
• communication systems
CASE STYLE: R29
Connectors Model
Price
BNC
ZFSC-8-4(+)
$128.95
SMA
ZFSC-8-4-S(+)
$153.95
Qty.
(1-9)
(1-9)
Coaxial Connections
SUM PORT
PORT 1,2,3,4,5,6,7,8
S(COM)
1,2,3,4,5,6,7,8
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Outline Drawing
FREQ.
RANGE
(MHz)
L
f
L
-f
U
5-700
Typ. Min.
35
20
Electrical Specifications
ISOLATION
(dB)
M
Typ. Min.
25
17
U
Typ. Min.
20
17
INSERTION LOSS (dB)
ABOVE 9.0 dB
L
Typ. Max.
0.8
1.2
M
Typ. Max.
1.2
1.8
U
Typ. Max.
1.8
2.5
PHASE
UNBALANCE
(Degrees)
L
Max.
2.0
M
Max.
5.0
U
Max.
15.0
AMPLITUDE
UNBALANCE
(dB)
L
Max.
0.2
M
Max.
0.4
U
Max.
0.7
L = low range [f
L
to 10 f
L
]
M = mid range [10 f
L
to f
U
/2]
U = upper range [f
U
/2 to f
U
]
Typical Performance Data
Freq.
(MHz)
S-1
5.00
8.00
14.00
38.00
65.00
110.00
155.00
200.00
290.00
370.00
9.61
9.58
9.58
9.62
9.67
Insertion Loss
(dB)
S-2
9.61
9.59
9.58
9.64
9.69
Amp.
Unbal.
(dB)
S-8
9.62
9.60
9.59
9.63
9.67
9.75
9.77
9.88
9.98
9.99
9.99
10.00
10.07
10.15
10.20
0.05
0.05
0.04
0.04
0.03
0.04
0.04
0.05
0.07
0.07
0.08
0.08
0.11
0.14
0.15
Isolation
(dB)
1-2
33.11
33.68
33.99
33.93
33.43
32.30
31.20
30.24
28.83
28.08
27.67
27.35
26.79
26.14
25.83
Phase VSWR VSWR VSWR
S
1
8
Unbal.
(deg.)
5-7
43.16
44.32
44.87
44.00
42.74
40.81
39.25
37.86
35.80
34.52
33.77
33.48
33.63
34.04
34.29
0.09
0.11
0.09
0.11
0.30
0.47
0.79
1.00
1.32
1.67
1.89
2.17
2.49
2.60
2.79
1.09
1.07
1.05
1.06
1.07
1.11
1.14
1.16
1.16
1.12
1.07
1.09
1.20
1.29
1.33
1.23
1.22
1.22
1.22
1.22
1.21
1.21
1.21
1.21
1.21
1.22
1.24
1.27
1.29
1.31
1.24
1.22
1.22
1.22
1.22
1.22
1.22
1.23
1.23
1.24
1.26
1.27
1.30
1.33
1.34
S-3
9.62
9.61
9.59
9.64
9.68
S-4
9.62
9.59
9.58
9.63
9.66
S-6
9.67
9.63
9.62
9.66
9.69
1-7
42.56
43.91
44.68
43.82
42.59
40.69
39.06
37.69
35.67
34.46
33.75
33.55
33.73
34.12
34.36
3-4
33.11
33.68
33.99
33.93
33.44
32.36
31.26
30.29
28.90
28.15
27.72
27.41
26.85
26.21
25.91
9.74
9.75 9.74 9.74 9.78
9.77
9.79 9.77 9.77 9.81
9.87
9.90 9.89 9.88 9.92
9.96 10.01 9.99 9.99 10.03
9.97 10.01 10.02 10.01 10.04
9.98
10.01
10.10
10.17
10.25
10.03
10.05
10.15
10.25
10.32
10.03
10.07
10.17
10.28
10.35
10.03
10.07
10.16
10.27
10.35
10.06
10.08
10.16
10.23
10.30
Outline Dimensions (
inch
)
mm
A
4.06
103.12
J
.40
10.16
B
1.60
40.64
K
.69
17.53
C
2.125
53.98
L
.58
14.73
D
3.56
90.42
M
.66
16.76
E
.25
6.35
N
3.13
79.50
F
.88
22.35
P
.80
20.32
G
.36
9.14
Q
.06
1.52
H
.160
4.06
R
wt.
.33 grams
8.38
350
INSERTION LOSS (dB)
450.00
530.00
610.00
670.00
700.00
ZFSC-8-4
INSERTION LOSS
11.0
S-1(dB)
S-8(dB)
ZFSC-8-4
ISOLATION
70
1-2(dB)
ISOLATION (dB)
58
46
34
22
10
1-7(dB)
5-7(dB)
10.6
10.2
9.8
9.4
9.0
0
140
280
420
560
700
FREQUENCY (MHz)
0
140
280
420
560
700
FREQUENCY (MHz)
ZFSC-8-4
VSWR
1.5
#S-VSWR
1.4
VSWR
1.3
1.2
1.1
1.0
0
140
280
420
560
700
FREQUENCY (MHz)
#1-VSWR
electrical schematic
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ZFSC-8-4
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