Directional Couplers,

Multi-Octave

Rev. V2

2025 Series

1

1

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1

Features

 Flat Frequency Response

 Frequency Range: 0.5 - 18 GHz

 Multi-Octave Bandwidths

 Temperature Range: -54°C to +125°C

 Meets MIL-E-5400 Environments

Outline Drawing

Case

Style

A

Inch

(mm)

B

Inch

(mm)

C

Inch

(mm)

D

Inch

(mm)

E

Inch

(mm)

F

Inch

(mm)

G

Inch

(mm)

H

Inch

(mm)

Weight

oz

Weight

g

1

4.92 (125)

3.5 (89)

4.42 (112)

0.60 (15.2) 0.27 (6.73) 0.71 (18.1) 0.143 (3.63) 0.25 (6.4)

2.10

58.8

2

2.66( 67.6) 1.48 (37.6) 2.22 (56.4) 0.60 (15.2) 0.27 (6.73)

0.59 (15)

0.143 (3.63) 0.22 (5.59)

1.26

35.3

3

1.99 (50.5) 0.88 (22.2) 1.44 (36.6) 0.63 (15.9) 0.28 (7.11) 0.56 (14.2) 0.143 (3.63) 0.28 (7.06)

1.05

29.4

4

1.21 (30.7)

0.38 (9.7) 0.69 (17.6) 0.60 (15.2) 0.22 (5.56) 0.42 (10.6) 0.104 (2.64) 0.26 (6.55)

0.74

20.7

5

1.16 (29.5) 0.50 (12.7) 0.65 (16.5) 0.57 (14.4) 0.25 (6.35) 0.33 (8.33) 0.104 (2.64) 0.25 (6.45)

0.69

19.3

Mechanical Specifications

Specifications

*Reference to output port for use as leveling coupler.

Part Number Case

Style

Freq.

Range

(GHz)

Coupling

(Include.

Freq.

Sens.(dB)

Freq.

Sens.

(dB)

Insertion

Loss Max

(dB)

Direct.

Min.

(dB)

VSWR

Max

Prim

Line

VSWR

Max

Sec

Line

Power

(Input)

Avg.

In. (w)

Power

(Input)

Avg.

Refl.

(W)

Power

(Input)

Pk.

(kW)

2025-6001-06

2025-6002-10

2025-6003-16

2025-6004-20

1

1

1

1

0.5-2.0

6 ± 1.0

10 ± 1.0

16 ± 1.0*

20 ± 1.0

±0.4

±0.4

±0.4

±0.4

0.4

0.35

0.3

0.3

18

18

22

22

1.15

1.15

1.15

1.15

1.15

1.15

1.15

1.15

50

50

50

50

4

10

40

50

4

4

4

4

2025-6005-06

2025-6006-10

2025-6007-16

2025-6008-20

2

2

2

2

1.0-4.0

6 ± 1.0

10 ± 1.0

16 ± 1.0*

20 ± 1.0

±0.4

±0.4

±0.4

±0.4

0.35

0.3

0.3

0.3

18

18

22

22

1.20

1.20

1.20

1.20

1.20

1.20

1.20

1.20

50

50

50

50

4

10

40

50

4

4

4

4

2025-6009-06

2025-6010-10

2025-6012-20

3

3

3

2.0-8.4

6 ± 1.0

10 ± 1.0

20 ± 1.0

±0.3

±0.3

±0.3

0.4

0.35

0.35

18

18

20

1.25

1.25

1.25

1.25

1.25

1.25

50

50

50

50

4

10

50

4

4

4

4

2025-6013-06

2025-6014-10

2025-6015-16

2025-6016-20

4

4

4

4

4.0-12.4

6 ± 1.0

10 ± 1.0

16 ± 1.0*

20 ± 1.0

±0.4

±0.4

±0.4

±0.4

0.5

0.5

0.5

0.5

15

15

15

15

1.30

1.30

1.30

1.30

1.30

1.30

1.30

1.30

50

50

50

50

4

10

40

50

4

4

4

4

2025-6017-06

2025-6018-10

2025-6019-16

2025-6020-20

5

5

5

5

6.0-18.0

6 ± 1.0

10 ± 1.0

16 ± 1.0*

20 ± 1.0

±0.4

±0.4

±0.4

±0.4

0.7

0.6

0.6

0.6

15

16

16

15

1.40

1.40

1.40

1.40

1.40

1.40

1.40

1.40

50

50

50

50

4

10

40

50

4

4

4

4