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

Page 3 of 3

QCS-981+

TOTAL LOSS

1.0

2.0

3.0

4.0

5.0

6.0

7.0

8.0

500

600

700

800

900

1000

FREQUENCY (MHz)

S-1

S-2

Typical Performance Data

QCS-981+

ISOLATION

0

10

20

30

40

50

500

600

700

800

900

1000

FREQUENCY (MHz)

QCS-981+

PHASE UNBALANCE

80

85

90

95

100

500

600

700

800

900

1000

FREQUENCY (MHz)

QCS-981+

Frequency

(MHz)

(dB)

Amplitude

Unbalance

(dB)

Isolation

(dB)

Phase

Unbalance

(deg.)

VSWR

S

VSWR

1

VSWR

2

S-1

S-2

1. Total Loss = Insertion Loss + 3dB splitter loss.

540.00

3.82

3.00

0.82

21.38

88.48

1.18

1.11

1.21

600.00

3.56

3.26

0.30

21.34

88.62

1.18

1.11

1.21

620.00

3.50

3.33

0.17

21.31

88.67

1.18

1.11

1.21

660.00

3.39

3.45

0.06

21.19

88.80

1.18

1.12

1.21

700.00

3.33

3.56

0.22

21.04

88.97

1.18

1.14

1.22

720.00

3.32

3.60

0.27

20.92

89.05

1.18

1.15

1.23

760.00

3.31

3.65

0.34

20.61

89.24

1.19

1.18

1.24

800.00

3.36

3.68

0.32

20.23

89.54

1.20

1.22

1.26

820.00

3.39

3.68

0.28

20.00

89.70

1.21

1.24

1.27

860.00

3.51

3.66

0.15

19.42

90.10

1.23

1.28

1.30

880.00

3.59

3.63

0.05

19.09

90.37

1.24

1.31

1.32

900.00

3.68

3.60

0.08

18.72

90.68

1.25

1.34

1.34

920.00

3.80

3.57

0.24

18.34

91.05

1.27

1.37

1.37

960.00

4.10

3.47

0.63

17.46

91.98

1.32

1.44

1.44

980.00

4.29

3.42

0.88

16.98

92.62

1.35

1.49

1.47