Coaxial
Power Splitter/Combiner
ZMSC-3-1
3 Way-0° 50Ω
1 to 200 MHz
Maximum Ratings
Features
• low insertion, 0.4 dB typ.
Operating Temperature
Storage Temperature
Power Input (as a splitter)
Internal Dissipation
-55°C to 100°C
• high isolation, 40 dB typ.
-55°C to 100°C
1W max.
CASE STYLE: P26
• excellent amplitude unbalance, 0.1 dB typ.
• excellent phase unbalance, 1 deg. typ.
• excellent VSWR, 1.1:1 typ.
Connectors Model
SMA ZMSC-3-1
BRACKET (OPTION "B")
BRACKET (OPTION "BR")
Price
Qty.
(1-9)
(1+)
(1+)
0.375W max.
$57.95
$5.00
$1.50
• rugged shielded case
Applications
• VHF
• instrumentation
• radio communication system
Coaxial Connections
SUMPORT
PORT 1
PORT 2
PORT 3
S
1
2
3
Splitter Electrical Specifications
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 4.8 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
Outline Drawing
fL-fU
Typ. Min
Typ. Max.
0.4 0.7
Max.
2
Max.
0.2
1-200
40
25
Typical Performance Data
Freq.
(MHz)
Insertion Loss
(dB)
Amp.
Unbal.
(dB)
Isolation
(dB)
Phase VSWR VSWR VSWR VSWR
Unbal.
(deg.)
S
1
2
3
S-1
S-2
S-3
1-2
1-3
2-3
1.00
4.00
8.00
26.00
50.00
5.09
5.02
5.03
5.06
5.08
5.09
5.02
5.04
5.06
5.08
5.10
5.02
5.03
5.06
5.08
0.01
0.01
0.01
0.00
0.00
46.35
45.95
44.98
41.67
38.76
47.66
46.40
45.00
42.34
40.53
41.10
38.74
37.47
36.29
35.80
0.06
0.07
0.09
0.19
0.43
1.11
1.06
1.04
1.03
1.04
1.09
1.04
1.02
1.02
1.02
1.09
1.03
1.02
1.02
1.02
1.09
1.04
1.02
1.02
1.02
65.00
80.00
95.00
110.00
125.00
5.10
5.10
5.13
5.15
5.16
5.10
5.11
5.13
5.14
5.15
5.11
5.12
5.14
5.16
5.18
0.01
0.02
0.01
0.02
0.02
37.43
36.35
35.50
34.89
34.50
39.67
38.96
38.55
38.39
38.52
35.68
35.64
35.78
36.01
36.51
0.53
0.64
0.79
0.90
0.95
1.05
1.05
1.06
1.06
1.07
1.03
1.03
1.04
1.04
1.04
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
1.02
inch
Outline Dimensions (
)
mm
A
1.50
B
1.13
C
1.00
D
.50
E
F
G
.138
3.51 25.07
H
.987
140.00
160.00
175.00
185.00
200.00
5.16
5.17
5.18
5.19
5.23
5.16
5.17
5.20
5.21
5.24
5.18
5.21
5.23
5.25
5.29
0.03
0.04
0.05
0.06
0.06
34.28
34.27
34.50
34.78
35.36
38.84
39.90
41.29
42.35
43.22
37.29
38.89
40.75
42.20
43.31
1.08
1.17
1.29
1.31
1.48
1.07
1.08
1.08
1.09
1.10
1.05
1.05
1.05
1.05
1.05
1.02
1.02
1.02
1.02
1.01
1.02
1.02
1.02
1.02
1.02
.155 2.345
3.94 59.56
38.10 28.70 25.40 12.70
J
2.50
63.50
K
.10
L
.50
M
1.00
N
--
--
P
.31
Q
.81
S
.150
3.81
wt
grams
42.5
2.54 12.70 25.40
7.87 20.57
ZMSC-3-1
ISOLATION
ZMSC-3-1
INSERTION LOSS
60
5.5
5.4
5.3
5.2
5.1
1-2 (dB)
1-3 (dB)
2-3 (dB)
S-1(dB) S-2(dB)
S-3(dB)
54
48
42
36
30
5.0
0
40
80
120
160
200
0
40
80
120
160
200
FREQUENCY (MHz)
FREQUENCY (MHz)
ZMSC-3-1
VSWR
electrical schematic
1.20
1.16
1.12
1.08
1.04
#S-VSWR
#1-VSWR
1.00
0
40
80
120
160
200
FREQUENCY (MHz)
REV. OR
M94793
ZMSC-3-1
HY/TD/CP
060905
®
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