1. Over -55°C to +55°C. Derate linearly to 20% of rating at 90°C
2. As a combiner of non-coherent signals, max. power per port is power rating divided by number of ports.
FREQ.
RANGE
(MHz)
ISOLATION
(dB)
INSERTION LOSS (dB)
ABOVE 9.0 dB
PHASE
UNBALANCE
(Degrees)
AMPLITUDE
UNBALANCE
(dB)
POWER
INPUT1
(W)
fL-fUTyp. Min. Typ. Max. Typ. Max. Typ. Max.
as
combiner2
Max.
as
splitter
Max.
800-950 30 18 0.4 1.0 2.0 6.0 0.10 0.5 32 32
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®
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Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet 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
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IF/RF MICROWAVE COMPONENTS
Typical Performance Data
High Power Combiner Electrical Specifications
Maximum Ratings
Coaxial Connections
SUM PORT S
PORT 1,2,3,4,5,6,7,8 1,2,3,4,5,6,7,8
Operating Temperature -55°C to 90°C
Storage Temperature -55°C to 100°C
Outline Drawing
Outline Dimensions ( )
inch
mm
ZB8CS-950-32W
TOTAL LOSS
9.2
9.3
9.4
9.5
9.6
9.7
800 830 860 890 920 950
FREQUENCY (MHz)
TOTAL LOSS (dB)
S-1(dB) S-8(dB)
ZB8CS-950-32W
ISOLATION
10
22
34
46
58
70
800 830 860 890 920 950
FREQUENCY (MHz)
ISOLATION (dB)
1-2(dB) 1-8(dB) 6-7(dB)
ZB8CS-950-32W
ZB8CS-950-32W
VSWR
1.0
1.1
1.2
1.3
1.4
1.5
800 830 860 890 920 950
FREQUENCY (MHz)
VSWR
#S-VSWR #1-VSWR
electrical schematic
8 Way-0° 50Ω 800 to 950 MHz
High Power Combiner
REV. A
M127604
ZB8CS-950-32W
HY/TD/CP
100617
Coaxial
ABCDEF
8.06 3.25 2.38 .125 7.560 2.625
204.72 82.55 60.45 3.18 192.02 66.68
G H J K wt
.144 .890 .44 7.06 grams
3.66 22.61 11.18 179.32 1240
Freq.
(MHz)
Total Loss1
(dB)
Amp.
Unbal.
(dB)
Isolation
(dB)
Phase
Unbal.
(deg.)
VSWR
S
VSWR
1
VSWR
8
S-1 S-3 S-5 S-4 S-6 S-8 1-2 1-8 3-4 6-7
Features
• high power, up to 32W
• low insertion loss, 0.4 dB typ.
• high isolation, 30 dB typ.
Applications
• UHF
• cellular
Connectors Model Price Qty.
BNC ZB8CS-950-32W $199.95 (1-9)
N-TYPE ZB8CS-950-32W-N $224.95 (1-9)
SMA ZB8CS-950-32W-S $224.95 (1-9)
CASE STYLE: AW257
BNC version shown
800.00 9.39 9.36 9.45 9.46 9.45 9.38 0.10 21.88 31.44 21.63 27.60 1.33 1.18 1.17 1.17
804.00 9.40 9.36 9.45 9.46 9.46 9.39 0.10 22.12 31.64 21.84 27.85 1.34 1.16 1.17 1.17
808.00 9.40 9.36 9.45 9.47 9.46 9.39 0.11 22.34 31.85 22.07 28.06 1.33 1.15 1.17 1.17
820.00 9.38 9.35 9.44 9.46 9.45 9.38 0.12 23.05 32.49 22.74 28.91 1.30 1.11 1.17 1.17
835.00 9.33 9.29 9.38 9.41 9.40 9.33 0.12 24.07 33.25 23.67 29.99 1.31 1.08 1.16 1.16
850.00 9.31 9.28 9.37 9.39 9.39 9.31 0.11 25.35 34.00 24.85 31.53 1.30 1.05 1.15 1.15
865.00 9.34 9.31 9.41 9.42 9.42 9.34 0.11 27.01 34.91 26.27 33.55 1.36 1.02 1.15 1.15
880.00 9.34 9.31 9.41 9.42 9.42 9.34 0.11 28.93 35.90 27.83 36.38 1.41 1.04 1.14 1.14
895.00 9.34 9.30 9.40 9.42 9.42 9.34 0.13 30.74 36.88 29.05 40.49 1.45 1.09 1.13 1.13
910.00 9.44 9.39 9.51 9.51 9.53 9.45 0.13 31.66 38.07 29.52 47.46 1.46 1.13 1.11 1.12
925.00 9.46 9.41 9.53 9.52 9.55 9.47 0.13 30.57 39.39 28.61 46.43 1.46 1.16 1.10 1.10
934.00 9.45 9.41 9.52 9.51 9.54 9.46 0.14 29.31 40.64 27.66 41.99 1.45 1.19 1.09 1.09
940.00 9.45 9.40 9.52 9.50 9.54 9.46 0.14 28.42 41.46 26.93 39.66 1.45 1.22 1.08 1.08
946.00 9.46 9.41 9.52 9.51 9.55 9.47 0.14 27.49 42.42 26.18 37.88 1.46 1.24 1.07 1.08
950.00 9.46 9.42 9.53 9.52 9.56 9.48 0.14 26.90 43.12 25.70 36.83 1.45 1.26 1.06 1.07
Permanent damage may occur if any of these limits are exceeded.
1. Total Loss = Insertion Loss + 9dB splitter loss.
