JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50R-137 ROTARY ATTENUATOR Frequency Range DC-2550 MHz Impedance 50 Ohms nominal Attenuation Range 0-80 dB in 10 dB steps VSWR 1.3:1 maximum 1.5:1 maximum Insertion Loss 1 dB maximum Attenuation Accuracy ± 0.3 dB or 1% DC-500 MHz ± 0.5 dB or 2% 500-1000 MHz ± 0.5 dB or 3% 1000-2550 MHz (whichever is greater) 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 N, SMA or TNC female Physical Size See outline drawings 092-2674 (SMA) 092-6200-03 (N) 092-6200-05 (TNC) 092-6200-06 (TNC/SMA) ECR/ECN # DATE 535 05/10/1996 Page 1 of 1 REV A APPR / DATE ECR/ECN # DATE 14032 04/06/2007 DC-1000 MHz 1000-2550 MHz REV D APPR / DATE CLK 04/06/2007 947 01/16/1998 B 17378 07/02/2009 E TRS 07/02/2009 9999 04/28/2003 C 18362 03/05/2010 F TRS 03/05/2010 JFW FORM E-7-F REV F