Coaxial
ZSC-4-1-75+
Power Splitter/Combiner
4 Way-0° 75Ω
1 to 200 MHz
Maximum Ratings
Features
CASE STYLE: N27
Connectors Model
• wideband, 1 to 200 MHz
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
• good isolation, 25 dB typ.
• excellent VSWR, 1.05:1 typ.
• rugged shielded case
-55°C to 100°C
1W max.
BNC
ZSC-4-1-75+
BRACKET(OPTION "B")
BRACKET(OPTION "BR")
0.250W max.
Permanent damage may occur if any of these limits are exceeded.
Applications
• HF/VHF
• radio communication
Coaxial Connections
SUM PORT
PORT 1
PORT 2
PORT 3
PORT 4
S
1
2
3
4
Electrical Specifications
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 6.0 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
L
M
U
L
M
U
L
M
U
L
M
U
fL-fU
Typ. Min. Typ. Min. Typ. Min. Typ. Max. Typ. Max. Typ. Max. Max.
30 20 25 20 25 20 0.4 0.7 0.5 0.8 0.7 1.2
Max.
Max.
10
Max.
0.15
Max.
Max.
0.30
1-200
4
6
0.20
L = low range [fL to 10 fL]
M = mid range [10 fL to fU/2]
U= upper range [fU/2 to fU]
Outline Drawing
Typical Performance Data
Freq.
(MHz)
Total Loss1
Amp.
Unbal.
(dB)
Isolation
(dB)
Phase VSWR VSWR VSWR VSWR VSWR
(dB)
Unbal.
(deg.)
S
1
2
3
4
S-1 S-2 S-3 S-4
1-2
2-3
3-4
1.00
5.00
10.00
31.00
52.00
6.18
6.16
6.16
6.21
6.19
6.14
6.16
6.15
6.13
6.13
6.14
6.13
6.13
6.18
6.19
0.05
0.03
0.03
0.03
0.04
34.52 64.35 36.73
40.21 58.11 40.89
40.92 53.77 40.67
39.37 46.26 38.91
37.86 42.68 37.96
0.27
0.03
0.17
0.05
0.17
1.08
1.06
1.06
1.06
1.05
1.03
1.02
1.02
1.02
1.01
1.03
1.02
1.02
1.02
1.01
1.04
1.03
1.03
1.03
1.02
1.04
1.02
1.02
1.02
1.01
6.20 6.18
6.22 6.23 6.19
66.00
80.00
92.00
100.00
124.00
6.24
6.24
6.24
6.24
6.23 6.22 6.22
6.26 6.22 6.22
6.25 6.23 6.22
6.26 6.23 6.24
0.02
0.04
0.03
0.03
0.02
37.17
40.88 37.44
0.22
0.26
0.30
0.47
0.43
1.05
1.05
1.04
1.03
1.01
1.02
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.01
1.02
1.03
1.03
1.02
1.01
1.02
1.02
1.02
1.02
1.01
36.61 39.47 36.94
36.09 38.57 36.64
35.92 38.00 36.52
35.29 36.36 36.20
6.28 6.27 6.26 6.27
140.00
156.00
172.00
190.00
200.00
6.29 6.29 6.26 6.27
6.30 6.29 6.28 6.27
0.03
0.03
0.02
0.02
0.03
34.97 35.50 35.92
34.65 34.72 35.91
34.35 33.98 35.79
34.25 33.34 35.86
33.98 33.01 35.79
0.47
0.33
0.56
0.64
0.67
1.01
1.01
1.03
1.05
1.05
1.01
1.02
1.02
1.03
1.02
1.01
1.02
1.02
1.03
1.02
1.02
1.02
1.02
1.02
1.02
1.01
1.02
1.02
1.03
1.02
6.29 6.30 6.31
6.28
6.36 6.34 6.34 6.35
6.35 6.33 6.34 6.31
inch
Outline Dimensions (
)
mm
1. Total Loss = Insertion Loss + 6dB splitter loss.
A
2.25
B
C
D
E
F
G
H
J
3.25
ZSC-4-1-75+
TOTAL LOSS
ZSC-4-1-75+
ISOLATION
1.38
1.24
.50
.150 3.100
3.81 78.74
.138 1.238
3.51 31.45 82.55
57.15 35.05 31.50 12.70
6.8
6.6
6.4
6.2
80
70
60
50
40
30
20
1-2(dB)
2-3(dB)
3-4(dB)
K
.10
L
.48
M
1.13
N
1.78
P
.36
Q
.69
R
1.01
S
wt
.150 grams
3.81 92.0
S-1(dB)
S-3(dB)
2.54 12.19 28.70 45.21
9.14 17.53 25.65
6.0
0
0
50
100
FREQUENCY (MHz)
150
200
50
100
150
200
FREQUENCY (MHz)
ZSC-4-1-75+
VSWR
1.30
1.20
1.10
#S-VSWR
#1-VSWR
#3-VSWR
electrical schematic
1.00
0
50
100
150
200
FREQUENCY (MHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
REV. D
M151107
ZFSC-4-1-75+
HY/TD/CP/AM
151019
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com