JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50R-254 ROTARY ATTENUATOR Frequency Range DC-2000 MHz Impedance 50 Ohms nominal Attenuation Range 0-1 dB in 0.1 dB steps VSWR 1.2:1 maximum 1.4:1 maximum Insertion Loss 1 dB maximum Attenuation Accuracy ± 0.05 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 BNC, SMA or TNC female Operating Temperature Range -20ºC to +85ºC Knob/Panel Mounting Drawing 092-8435-01 Outline Drawings 092-039 (50R-254 SMA) 092-427 (50R-254 BNC) ECR/ECN # DATE REV APPR / DATE 05/30/1997 Page 1 of 1 9999 05/01/2003 A TRS 05/16/2007 17238 07/02/2009 B TRS 07/02/2009 ECR/ECN # DATE DC-1000 MHz 1000-2000 MHz REV APPR / DATE 20829 11/01/2011 C TRS 11/01/2011 25776 09/29/2015 D TRS 09/29/2015 JFW FORM E-7-F REV F