Fixed Coaxial Attenuators Model 77 Medium Power, 7/16 Connectors dc to 6.0 GHz 25 Watts TEST DATA: Swept data plots of SWR from 50 MHz to 6 GHz supplied. CONNECTORS: 7/16 connector that conforms to DIN 47223, IEC 169-4, VG 95250, CECC 22 190. Connector Options 1 2 Features o o o Optimized for Wireless OEM & Test Applications. Low Intermodulation Design. Designed to meet environmental requirements of MIL-A-3933. Type/Description 7/16 Female 7/16 Male CONSTRUCTION: Black, finned aluminum body, silver plated brass connectors WEIGHT: 280 g (10 oz.) maximum PHYSICAL DIMENSIONS: Specifications NOMINAL IMPEDANCE: 50 Ω FREQUENCY RANGE: dc to 6.0 GHz MAXIMUM DEVIATION OVER FREQUENCY: Nominal ATTN (dB) 10, 20 30 Deviation (dB) + 0.70 + 1.20 MAXIMUM SWR: Frequency (GHz) SWR dc - 3 3-6 1.20 1.30 Connector 7/16 Male 7/16 Female NOTE: 3rd ORDER INTERMODULATION (77-XX-XX-LIM Only): Reflected Levels (IM3), -100 dBc and Through Levels (IM3), -110 dBc with two input signals @ 869 MHz and 891 MHz with average carrier power levels of +41 dBm each. POWER RATING (mounted horizontally): 25 watts average (unidirectional) to 25°C ambient temperature, derated linearly to 2.5 watts @ 125°C. Maximum power rating into output is 10 watts average. 5 kilowatt peak (5 μsec pulse width; 0.25% duty cycle). DIM A 32.3 (1.27) 30.7 (1.21) All dimensions are given in mm (inches) and tolerances are X.X+0.8 (0.03) unless otherwise specified. MODEL NUMBER DESCRIPTION: Example: 77 - XX - XX* Basic Model Number Attenuation Value (dB) Connector Options 1st digit is J1 side 2nd digit is J2 side POWER COEFFICIENT: <0.002 dB/dB/watt TEMPERATURE COEFFICIENT: <0.0004 dB/dB/°C *Unit is bi-directional & full power may be applied to either J1 or J2. TEMPERATURE RANGE: -55 °C to 125 °C 50 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: 9/14/2013