4 Way-0 50
100 to 440 MHz
High Power Combiner
Coaxial
ZB4CS-440-12W
ZB4CS-440-12W
INSERTION LOSS
6.0
6.2
6.4
6.6
6.8
100
150
200
250
300
350
400
450
FREQUENCY (MHz)
I
N
SERTI
O
N
LO
SS (
d
B)
S-1(dB)
S-3(dB)
S-4(dB)
ZB4CS-440-12W
ISOLATION
20
25
30
35
40
45
50
100
150
200
250
300
350
400
450
FREQUENCY (MHz)
IS
OL
A
T
ION
(d
B
)
1-2 (dB)
2-3 (dB)
3-4 (dB)
ZB4CS-440-12W
VSWR
1.00
1.10
1.20
1.30
1.40
1.50
100
150
200
250
300
350
400
450
FREQUENCY (MHz)
VSW
R
#S-VSWR
#1-VSWR
#3-VSWR
Outline Dimensions ( )
inch
mm
Maximum Ratings
Operating Temperature
-55C to 90C
Storage Temperature
-55C to 100C
Outline Drawing
High Power Combiner Electrical Specifications
Typ. Min.
FREQ.
RANGE
(MHz)
PHASE
UNBALANCE
(Degrees)
ISOLATION
(dB)
INSERTION
LOSS (dB)
ABOVE 6.0 dB
Typ. Max.
AMPLITUDE
UNBALANCE
(dB)
f
L
-f
U
100-440
27
17
0.6
1.2
0.8
4.0
0.15
0.5
12
10
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers
NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
Mini-Circuits
Mini-Circuits ISO 9001 & ISO 14001 Certified
REV. OR
M94385
ZB4CS-440-12W
HY/TD/CP
060202
POWER
INPUT
1
(W)
Typ. Max.
Typ. Max.
as
combiner
2
Max.
as
splitter
Max.
1. Over -55C to +55C. Derate linearly to 20% of rating at 90C
2. As a combiner of non-coherent signals, max. power per port is power rating divided by number of ports.
A
B
C
D
E
F
4.50
2.25
1.69
.125
4.000
1.625
114.30
57.15
42.93
3.18 101.60
41.28
G
H
J
K
wt
.144
.890
.44
3.50
grams
3.66
22.61
11.18
88.90
500
Freq.
(MHz)
Insertion Loss
(dB)
Amp.
Unbal.
(dB)
Isolation
(dB)
S-1
S-2
S-3
1-2
3-4
VSWR
S
VSWR
2
VSWR
3
VSWR
1
2-3
S-4
VSWR
4
Typical Performance Data
Features
high power, up to 12W input power
wideband, 100 to 440 MHz
low insertion loss, 0.6 dB typ.
high isolation, 27 dB typ.
Applications
VHF/UHF
communication receivers & transmitters
Connectors
Model
Price
Qty.
BNC
ZB4CS-440-12W
$134.95
(1-9)
N-TYPE
ZB4CS-440-12W-N
$149.95
(1-9)
SMA
ZB4CS-440-12W-S
$149.95
(1-9)
BNC version shown
CASE STYLE: AW256
Phase
Unbal.
(deg.)
Coaxial Connections
SUM PORT
S
PORT 1
1
PORT 2
2
PORT 3
3
PORT 4
4
electrical schematic
100.00
6.30
6.20
6.03
6.22
0.26
20.88
31.60
20.67
0.56
1.27
1.38
1.38
1.39
1.38
113.60
6.25
6.26
6.05
6.21
0.21
21.27
32.00
21.12
0.47
1.26
1.32
1.32
1.33
1.31
127.20
6.27
6.28
6.11
6.27
0.16
21.50
32.01
21.42
0.52
1.24
1.27
1.27
1.28
1.26
154.40
6.29
6.26
6.09
6.26
0.19
21.94
32.17
21.88
0.55
1.17
1.19
1.19
1.20
1.18
181.60
6.32
6.30
6.12
6.29
0.20
22.35
32.45
22.31
0.55
1.14
1.13
1.13
1.14
1.12
208.80
6.33
6.31
6.16
6.34
0.18
22.65
32.39
22.65
0.76
1.19
1.09
1.08
1.09
1.08
236.00
6.36
6.31
6.18
6.36
0.18
23.03
32.32
23.16
0.91
1.18
1.05
1.04
1.05
1.05
263.20
6.34
6.32
6.18
6.35
0.17
23.69
32.55
23.97
0.92
1.13
1.02
1.01
1.02
1.03
290.40
6.35
6.35
6.26
6.40
0.14
24.53
32.99
24.94
0.91
1.14
1.02
1.03
1.01
1.00
317.60
6.37
6.39
6.30
6.43
0.14
25.74
33.79
26.40
0.85
1.16
1.05
1.06
1.03
1.04
344.80
6.41
6.39
6.28
6.46
0.18
27.40
35.10
28.40
1.01
1.16
1.08
1.08
1.05
1.06
372.00
6.43
6.43
6.34
6.48
0.14
29.39
36.86
31.06
1.23
1.21
1.10
1.11
1.07
1.08
399.20
6.47
6.44
6.37
6.54
0.18
32.55
39.61
35.43
1.18
1.20
1.12
1.14
1.09
1.10
426.40
6.46
6.49
6.41
6.53
0.12
37.95
45.29
39.84
1.79
1.15
1.13
1.15
1.10
1.12
440.00
6.50
6.50
6.43
6.59
0.16
40.88
48.60
38.28
1.63
1.17
1.14
1.16
1.11
1.13
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