Fixed Coaxial Attenuators Model 72 Medium Power Fixed Coaxial Attenuator dc to 4.0 GHz 50 Watts RoHS Conduction Cooled, Bi-Directional Design! TEMPERATURE RANGE: -55C to 100C (case) EXPRESS www.argosysales.com 800-542-4457 Features o o Compact Construction - Lowest size/power ratio. Precision Connectors with high temperature support beads. Designed to meet environmental requirements of MIL-DTL-3933. Wireless Applications - Optimized for use in the communications bands. o o TEST DATA: Insertion Loss and SWR Testing performed across frequency range. Test data available at additional cost. CONNECTORS: Type N connectors per MIL-STD-348 interface dimensions - mate nondestructively with MIL-C39012 connectors. 2.92mm connectors mate with SMA, 3.5mm, Type K and other 2.92mm connectors. Connector Options 1 2 3 4 Type/Description 2.92mm, Female 2.92mm, Male Type N, Female Type N, Male CONSTRUCTION: Aluminum body, stainless steel connectors; gold plated beryllium copper contacts. WEIGHT: 170 g (6 oz.) maximum Specifications PHYSICAL DIMENSIONS: NOMINAL IMPEDANCE: 50 FREQUENCY RANGE: dc to 4.0 GHz MAXIMUM DEVIATION OVER FREQUENCY: Nominal ATTN (dB) Deviation (dB) 3, 6, 10, 20, 30, 40 + 0.70 -9.00 Specification Limit -9.50 -10.00 -10.50 Specification Limit -11.00 0.05 0.55 1.05 1.55 2.05 2.55 3.05 3.55 Typical Attenuation Accuracy of a 72-10-34 MAXIMUM SWR: Frequency (GHz) SWR dc - 4 1.20 Connector N Male N Female 2.92mm, Male 2.92mm, Female DIM A 22.9 (0.90) 15.0 (0.59) 14.0 (0.55) 12.7 (0.50) 1.30 Specification NOTE: 1.20 1. All dimensions are given in mm (inches) and are maximum, unless otherwise specified. 1.10 1.00 0.05 0.55 1.05 1.55 2.05 2.55 3.05 3.55 Typical SWR of a 72-10-34 2. Unit available with RoHS compliant materials, specify when ordering. MODEL NUMBER DESCRIPTION: Example: POWER RATING 50 watts average (bi-directional), 1 kilowatts peak (5 sec pulse width; 0.25 % duty cycle) with case temperature held within 100C maximum with appropriate conductive heat sink. POWER COEFFICIENT: <0.0005 dB/dB/watt TEMPERATURE COEFFICIENT: <0.0004 dB/dB/C 72 - XX - XX* Basic Model Number Attenuation Value (dB) Connector Options 1st digit is J1 side 2nd digit is J2 side *Unit is bi-directional & full power may be applied to either J1 or J2. 5305 Spectrum Drive, Frederick, MD 21703-7362 s TEL: 301-846-9222, 800-638-2048 s Fax: 301-846-9116 web: www.aeroflex.com/weinschel s email: weinschel-sales@aeroflex.com Revision Date: 10/12/2011 47