Terminations & Loads Model 1478 SMK Connectors dc to 40.0 GHz 20 Watts RoHS TEMPERATURE RANGE: -55°C to +125°C TEST DATA: Swept data plots of SWR from 50 MHz to 40 GHz is available at additional cost. CONNECTOR: 2.92mm connector mate nondestructively with SMA per MIL-C-39012, SMK, 3.5mm and other 2.92mm connector. Choice of male (-2) or female connector (-1). CONSTRUCTION: Black, finned aluminum body, gold plated beryllium copper contacts. WEIGHT: 200 g (7 oz) PHYSICAL DIMENSIONS: Features o o Compact Construction - Lowest size/power ratio. Precision Injection Molded Connector. Specifications NOMINAL IMPEDANCE: 50 Ω FREQUENCY RANGE: dc to 40.0 GHz MAXIMUM SWR: Frequency (GHz) SWR dc - 18 18 - 40 1.20 1.35 POWER RATING (mounted horizontally): 20 watts average (unidirectional) to 25°C ambient temperature, derated linearly to 2 Watts @ 125°C. 200 watts peak (5 μsec pulse width; 5% duty cycle). 2 Model # 1478-1 1478-2 DIM A Connector Type SMK female SMK male NOTE: All dimensions are given in mm (inches) and are maximum, unless otherwise specified. 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: 2/120/2013