Fixed Coaxial Attenuators Model 49 High Power, N Connectors dc to 8.5 GHz 150 Watts Conduction/Convection Cooled RoHS TEST DATA: Swept data plots of attenuation and SWR from 50 MHz to 8.5 GHz. CONNECTORS: Type N connectors per MIL-STD-348 interface dimensions - mate nondestructively with MIL-C39012 connectors. Connector Options EXPRESS 3 4 Type/Description Type N, Female Type N, Male Features CONSTRUCTION: Aluminum alloy body, stainless steel connectors; gold plated beryllium copper female contacts or stainless steel male contacts. (-LIM option uses different connector and contact materials) o WEIGHT: 1,450 g (3 lbs, 3 oz.) maximum www.argosysales.com 800-542-4457 o o Quality connectors with special high temperature support beads. Designed to meet environmental requirements of MIL-DTL-3933. Flexible Mounting Position - The units may be mounted in horizontal (fins up) or vertical position. PHYSICAL DIMENSIONS: Specifications NOMINAL IMPEDANCE: 50 Ω FREQUENCY RANGE: dc to 8.5 GHz MAXIMUM DEVIATION OVER FREQUENCY (dB): Nominal ATTN (dB) 49 49-LIM dc - 4 GHz 4 -8.5 GHz dc - 4 GHz 4 -8.5 GHz 3, 6 10, 20 30 40 + + + + 0.50 0.40 0.40 0.50 + + + + 1.00 0.75 0.75 1.00 --+ 0.70 + 0.70 + 0.70 --+ 1.25 + 1.75 + 1.75 MAXIMUM SWR: Frequency (GHz) SWR dc - 4 4 - 8.5 1.25 1.35 3rd ORDER INTERMODULATION (49-XX-XX-LIM ONLY): Reflected Levels (IM3), -100 & Through Levels (IM3), -110 dBc with two input signals @ 869 MHz and 891 MHz with average carrier power levels of +43 dBm each. POWER RATING (mounted horizontally or vertically): 150 watts average (unidirectional) to 25°C ambient temperature, derated linearly to 15 watts @ 125°C. 5 kilowatt peak (5 μsec pulse width; 1.5% duty cycle). Maximum power rating into output port is 25 watts average. POWER COEFFICIENT: <0.0001 dB/dB/watt TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C Connector N Male N Female DIM A 22.9 (0.90) 15.0 (0.59) NOTE: All dimensions are given in mm (inches) and are maximum, unless otherwise specified. MODEL NUMBER DESCRIPTION: Example: 49 - XX - XX - LIM IM Option* Basic Model Number Attenuation Value (dB) Connector Options 1st digit is input side 2nd digit is output side *Add -LIM for Low Intermodulation option. Option only available in 10, 20, 30, and 40 dB and is not available through Express. TEMPERATURE RANGE: -55°C to 125°C 65 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: [email protected] Revision Date: 12/4/2012