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CWM-20M-10G SQ
DIRECTIONAL COUPLERS
REV: 001, 09/10/04
* SPACE QUALIFIED * 2 - 18 GHz DIRECTIONAL COUPLER
SERIES 05
TECHNICAL DESCRIPTION / APPLICATION
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".
GENERAL SPECIFICATIONS
MODEL NUMBER FREQUENCY RANGE GHz CWM-20M-10G SQ VSWR COUPLED, MAX. 1.40:1 2 - 18 COUPLING dB 20.0 +/- 1.0 INSERTION LOSS dB MAX. 1.0 DIRECTIVITY dB MIN. 2 - 12.4 GHz 12.4 - 18 GHz 15.0 12.0 WEIGHT MAX. 1.70 oz. VSWR MAIN, MAX. 1.35:1
FREQUENCY SENSITIVE dB +/- 0.50 NOM., 0.80 MAX.
CW POWER RATING MAIN LINE 25 WATTS
PACKAGE OUTLINE
.250 [6.35] 1.590 [40.39] .650 MAX. .700.030 [17.780.76] .260 [6.60] CPL
[16.51]
IN .550 [13.97] 1.000.015 [25.400.38] 2.090.030 [53.090.76]
OUT
3X .400 MAX. [10.16] .500.030 [12.700.76]
4X .250 [6.35] 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].
.550 [13.97]
1.000.015 [25.400.38]
(MOUNTING SURFACE)
4X #2-56UNC-2B X .120 [3.05] DEEP
50 OHM TERMINATION
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
.340 [8.64]
[8.64]
.340

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