Crane Aerospace & Electronics Microwave Solutions Directional Coupler - CWM-20M-10G SQ Technical Feature features • Space Qualified • 2 - 18 GHz PERFORMANCE Description The CWM-20M-10G SQ Directional Coupler covers 2 - 18 GHz with a stripline design. This offers low transmission and excellent VSWR. This unit has been designed, manufactured and qualified per Merrimac document CENG-0001, “Standard Design Requirements for Space Qualified Devices”. Frequency Range..................................................2 - 18 GHz Coupling...............................................................20 ± 1.0 dB Insertion Loss...................................................... 1.0 dB max. Directivity.......................................15 dB min. ( 2- 12.4 GHz) ...................................................12 dB min. ( 12.4 - 18 GHz) VSWR..........................................................1.35:1 main max. ...............................................................1.40:1 coupled max. Frequency Sensitivity...................................... ±0.50 dB nom. ........................................................................ ±0.80 dB max. CW Power Rating Main Line.......................................... 25 W PACKAGE OUTLINE .650 MAX. .340 OUT .550 [13.97] [8.64] .260 [6.60] .700±.030 [17.78±0.76] CPL IN 1.000±.015 [25.40±0.38] 2.090±.030 [53.09±0.76] .500±.030 [12.70±0.76] 3X .400 MAX. [10.16] [16.51] 1.590 [40.39] .250 [6.35] 4X .250 [6.35] .550 [13.97] 1.000±.015 [25.40±0.38] (MOUNTING SURFACE) .340 [8.64] 3X CONNECTOR, RECEPTACLE, FEMALE, SMA TYPE, MATES WITH CONNECTOR PLUG, MALE, SMA PER MIL-PRF-39012 NOTES: 1. TOLERANCE ON 3 PLACE DECIMALS TO BE ±.020 [.51] EXCEPT AS NOTED. 2. DIMENSIONS IN INCHES [mm]. 4X #2-56UNC-2B X .120 [3.05] DEEP 50 OHM TERMINATION Crane Aerospace & Electronics CWM-20M-10G SQ - Rev. 1, 09/10/2004 Microwave Solutions – Merrimac Industries 41 Fairfield Place, West Caldwell, NJ 07006 + 1.973.575.1300 ext. 1309 • [email protected] www.craneae.com/mw DS_Dir Coupler_CWM20M10GSQ_091004.doc. This revision supersedes all previous releases. All technical information is believed to be accurate, but no responsibility is assumed for errors. We reserve the right to make changes in products or specifications without notice. Copyright © 2012 Crane Electronics, Inc. All rights reserved.