JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 75DR-003 DUAL ROTARY ATTENUATOR Frequency Range DC-1000 MHz Impedance 75 Ohms nominal Attenuation Range 0-50 dB in 1 dB steps VSWR 1.1:1 maximum 1.2:1 maximum 1.4:1 maximum Insertion Loss 0.5 dB maximum Attenuation Accuracy ± 0.2 dB DC-250 MHz ± 0.5 dB 250-500 MHZ ± 1.0 dB 500-1000 MHz Direction of Rotation Attenuation increases in a Clockwise direction Indexing 30 degrees with stops at Minimum and maximum RF Input Power 1 Watt average 1000 Watts peak (1 usec pulse) RF Connector F, BNC or N female Operating Temperature Range -20ºC to +85ºC Physical Size See outline drawing 092-098 ECR/ECN # 9999 Page 1 of 1 DATE 05/15/2003 REV A APPR / DATE ECR/ECN # BAC 06/21/2007 JFW FORM E-7-F REV F DATE DC-250MHz 250-500 MHz 500-1000 MHz REV APPR / DATE