JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50R-388 ROTARY ATTENUATOR Frequency Range DC-2700 MHz Impedance 50 Ohms nominal Attenuation Range 0-30 dB in 3 dB steps VSWR 1.3:1 maximum 1.6:1 maximum Insertion Loss 0.75 dB maximum 0.35 dB typical @ 2700 MHz Attenuation Accuracy 3 dB ± 0.5 dB 6 dB ± 0.5 dB 9 dB ± 0.5 dB 12 dB ± 1.0 dB 15 dB ± 1.0 dB 18 dB ± 1.0 dB 21 dB ± 1.0 dB 24 dB ± 1.0 dB 27 dB ± 1.2 dB 30 dB ± 1.2 dB RF Input Power 2 Watts average 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-388 SMA) ECR/ECN # DATE REV 06/15/2012 25776 Page 1 of 1 09/29/2015 APPR / DATE ECR/ECN # TRS 06/15/2012 A TRS 09/29/2015 JFW FORM E-7-F REV F DATE DC-1000 MHz 1000-2700 MHz REV APPR / DATE