TYPICAL PERFORMANCE

Merrimac Industries / 41 Fairfield Place, West Caldwell, NJ 07006

Tel: 1.888.434.MMFM / Fax: 973.882.5990 / Email: crm@merrimacind.com / www.merrimacind.com

MOUNTING CONFIGURATION

.055 TYP.

.080

.074

.505

.345

GROUND PLANE

Ground plane of unit should

be soldered to ground plane

of circuit board for optimum

performance

.074

50 OHM LINE

.032 DIELECTRIC THICKNESS

ER= 3.38

.845

Coupling

-4

-3.8

-3.6

-3.4

-3.2

-3

-2.8

-2.6

-2.4

-2.2

-2

225

242.5

260

277.5

295

312.5

330

347.5

365

382.5

400

Frequency (MHz)

Direct

Coupled

Isolation

-40

-35

-30

-25

-20

-15

-10

-5

0

225

242.5

260

277.5

295

312.5

330

347.5

365

382.5

400

Frequency (MHz)

VSWR

1

1.05

1.1

1.15

1.2

1.25

1.3

225

242.5

260

277.5

295

312.5

330

347.5

365

382.5

400

Frequency (MHz)

Port 1

Port 2

Port 3

Port 4

Phase Balance

-95

-94

-93

-92

-91

-90

-89

-88

-87

-86

-85

225

242.5

260

277.5

295

312.5

330

347.5

365

382.5

400

Frequency (MHz)

TRUTH TABLE

1

2

3

4

1

Input

Iso

-90°

0°

2

Iso

Input

0°

-90°

3

-90°

0°

Input

Iso

4

0°

-90°

Iso

Input