JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50R-385 ROTARY ATTENUATOR Frequency Range DC-3000 MHz Impedance 50 Ohms nominal Attenuation Range 0-10 dB in 1 dB steps VSWR 1.2:1 maximum 1.5:1 maximum Insertion Loss 0.6 dB maximum 0.15 dB typical @ 1000 MHz 0.32 dB typical @ 3000 MHz Attenuation Accuracy ± 0.5 dB RF Input Power 2 Watts average 1000 Watts peak Direction of Rotation Attenuation increases in a Clockwise direction Indexing 30 degrees with stops at Minimum and maximum RF Connector SMA female Operating Temperature Range -20ºC to +85ºC Knob/Panel Mounting Drawing 092-8435-01 Outline Drawing 092-039 (50R-385 SMA) ECR/ECN # DATE REV 03/19/2011 Page 1 of 1 APPR / DATE ECR/ECN # TRS 07/19/2011 25776 09/28/2015 A TRS 09/29/2015 26091 12/30/2015 B TRS 12/30/2015 JFW FORM E-7-F REV F DATE DC-700 MHz 700-3000 MHz REV APPR / DATE