JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 75DR-021 DUAL ROTARY ATTENUATOR Frequency Range DC-2100 MHz Impedance 75 Ohms nominal Attenuation Range 0-30 dB in 1 dB steps VSWR 1.6:1 maximum Insertion Loss 0.65 dB maximum 0.55 dB typical Attenuation Accuracy DC-1000 MHz ± 0.25 dB (0 to 10 dB) ± 0.5 dB (10 to 30 dB) 1000-1500 MHz ± 0.4 dB (0 to 10 dB) ± 0.75 dB (10 to 30 dB) 1500-2100 MHz ± 0.5 dB (0 to 10 dB) ± 1.0 dB (10 to 30 dB) RF Input Power 1 Watt average Direction of Rotation Attenuation increases in a Clockwise direction Indexing 30 degrees with stops at Min & Max RF Connector F or BNC female Operating Temperature Range -20º to +85º C Physical Size See outline drawing 092-3579 ECR/ECN # Page 1 of 1 DATE 2609 02/13/2001 03/08/2001 3007 05/29/2002 REV APPR / DATE ECR/ECN # DATE REV APPR / DATE A 9999 16479 12/02/2002 11/04/2008 C D BAC 07/05/2007 TRS 11/04/2008 B 17118 04/22/2009 E TRS 04/22/2009 JFW FORM E-7-F REV F