CSM-10-3G SQ DIRECTIONAL COUPLER REV: 002, 03/26/01 • SPACE QUALIFIED • 2-4 GHz DIRECTIONAL COUPLER SERIES 05 TECHNICAL DESCRIPTION / APPLICATION The CSM-10-3G SQ Directional Coupler covers 2-4 GHz with a stripline design. This offers low transmission loss and excellent VSWR. This unit has been designed, manufactured and qualified per Merrimac document CENG-0001, “Standard Design Requirements for Space Qualified Devices”. GENERAL SPECIFICATIONS MODEL NUMBER FREQUENCY RANGE COUPLING INSERTION LOSS dB DIRECTIVITY dB VSWR CSM-10-3G SQ GHz dB MAX. MIN. MAIN, MAX. 2.0 - 4.0 10 +/- 1.25 0.25 20 1.15:1 VSWR FREQUENCY SENSITIVITY dB COUPLED, MAX. MAX. 1.15:1 +/- .75 CW POWER RATING MAIN LINE WEIGHT MAX. 10 WATTS 0.98 oz. PACKAGE OUTLINE Merrimac Industries, RF & Microwave Products Division / 41 Fairfield Place, West Caldwell, NJ 07006 Tel: 973.575.1300 / Fax: 973.575.0531 / Internet: www.Merrimacind.com