Coaxial ZSC-2-1-75+

Power Splitter/Combiner ZSC-2-1-75

2 Way-0° 75Ω 0.25 to 300 MHz
Maximum Ratings Features
Operating Temperature -55°C to 100°C • low insertion loss, 0.4 dB typ.
• high isolation, 30 dB typ. CASE STYLE: M22
Storage Temperature -55°C to 100°C
• excellent amplitude unbalance, 0.1 dB typ. Connectors Model Price Qty.
Power Input (as a splitter) 1W max. • excellent phase unbalance, 0.2 deg. typ. BNC ZSC-2-1-75(+) $49.95 (1-9)
Internal Dissipation 0.125W max. • excellent VSWR, 1.1:1 typ. BRACKET (OPTION "B") $5.00 (1+)
• rugged shielded case BRACKET (OPTION "BR") $1.50 (1+)

Coaxial Connections Applications + RoHS compliant in accordance

SUMPORT 2 • HF/VHF with EU Directive (2002/95/EC)
PORT 1 1 • communications systems The +Suffix identifies RoHS Compliance. See our web site
• instrumentation for RoHS Compliance methodologies and qualifications.
PORT 2 3
Splitter Electrical Specifications
FREQ. ISOLATION INSERTION LOSS (dB) PHASE AMPLITUDE
RANGE (dB) ABOVE 3.0 dB UNBALANCE UNBALANCE
(MHz) (Degrees) (dB)
L M U L M U L M U L M U
Outline Drawing fL-fU Typ. Min Typ. Min Typ. Min Typ. Max. Typ. Max. Typ. Max. Max. Max. Max. Max. Max. Max.

0.25-300 20 15 30 20 20 15 0.4 0.75 0.4 0.75 0.4 1.0 2 3 5 0.15 0.2 0.3
L = low range [fL to 10 fL] M = mid range [10 fL to fU/2] U= upper range [fU/2 to fU]

Typical Performance Data

Frequency Insertion Loss Amplitude Isolation Phase VSWR VSWR VSWR
(MHz) (dB) Unbalance (dB) Unbalance S 1 2
(dB) (deg.)
S-1 S-2

0.25 3.14 3.16 0.02 32.09 0.00 1.11 1.15 1.15

0.65 3.14 3.16 0.02 33.92 0.00 1.10 1.12 1.12
1.05 3.13 3.15 0.02 33.78 0.07 1.10 1.11 1.11
1.45 3.13 3.14 0.01 33.56 0.09 1.10 1.11 1.11
2.05 3.11 3.14 0.03 33.37 0.03 1.10 1.10 1.10
2.38 3.11 3.11 0.00 33.29 0.03 1.10 1.10 1.10
10.00 3.11 3.13 0.02 33.20 0.02 1.11 1.09 1.09
Outline Dimensions ( inch
mm ) 52.00
80.00
3.16
3.17
3.17
3.18
0.01
0.01
32.76
31.79
0.15
0.04
1.12
1.13
1.11
1.12
1.10
1.12
A B C D E F G H 108.00 3.18 3.20 0.01 30.55 0.12 1.14 1.14 1.13
2.25 1.38 1.24 .50 .150 3.100 .138 1.238 160.00 3.22 3.22 0.01 28.23 0.02 1.17 1.17 1.17
57.15 35.05 31.50 12.70 3.81 78.74 3.51 31.45 200.00 3.25 3.24 0.01 26.45 0.11 1.20 1.20 1.20
240.00 3.27 3.28 0.01 24.90 0.12 1.21 1.23 1.22
J K L M N P S wt 270.00 3.28 3.29 0.02 23.64 0.16 1.23 1.25 1.24
3.25 .10 .40 1.15 1.86 .64 .150 grams 300.00 3.31 3.32 0.01 22.56 0.24 1.24 1.26 1.26
82.55 2.54 10.16 29.21 47.24 16.26 3.81 74.0
ZSC-2-1-75 ZSC-2-1-75
INSERTION LOSS ISOLATION
3.5 45
S-1(dB) S-2(dB)
INSERTION LOSS (dB)

40
3.4
ISOLATION (dB)

35
3.3
30
3.2
25
3.1 20

3.0 15
0 50 100 150 200 250 300 0 50 100 150 200 250 300
FREQUENCY (MHz) FREQUENCY (MHz)

ZSC-2-1-75

1.5
VSWR
electrical schematic
#S-VSWR #1-VSWR #2-VSWR
1.4

1.3
VSWR

1.2

1.1

1.0
0 50 100 150 200 250 300
FREQUENCY (MHz)

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