JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 75R-001 ROTARY ATTENUATOR Frequency Range DC-500 MHz Impedance 75 Ohms nominal Attenuation Range 0-70 dB in 10 dB steps VSWR 1.3:1 maximum Insertion Loss 0.4 dB maximum Attenuation Accuracy ± 0.2 dB maximum DC-30 MHz ± 0.5 dB maximum 30-300 MHz ± 1.0 dB maximum 300-500 MHz (whichever is greater) RF Input Power 1 Watt average 1000 Watts peak (1usec pulse) Direction of Rotation Attenuation increases in a CounterClockwise direction Indexing 30 degrees with stops at minimum and maximum RF Connector BNC, F , N or TNC female Operating Temperature Range -20ºC to +85ºC Knob/Panel Mounting Drawing 092-8435-03 Outline Drawings 092-003-01 092-003-02 092-003-04 092-003-05 ECR/ECN # Page 1 of 1 DATE REV APPR / DATE 9999 05/20/2003 A BAC 06/21/2007 17378 07/02/2009 B TRS 07/02/2009 25779 09/29/2015 C TRS 09/29/2015 ECR/ECN # JFW FORM E-7-F REV F (75R-001 (75R-001 (75R-001 (75R-001 DATE REV BNC) F) N) TNC) APPR / DATE