dual rotary attenuator specification sheet jfw model 75dr-018 jfw industries, inc. phone: 317-887-1340 sales@jfwindustries.com www.jfwindustries.com frequency range dc-1000 mhz impedance 75 ohms nominal attenuation range 0-30 db in 1 db steps vswr 1.4:1 maximum dc-500 mhz 1.5:1 maximum 500-1000 mhz insertion loss 0.5 db maximum attenuation accuracy 0.4 db (1 db steps) 0.5 db (10 db steps) rf input power 1 watt average 1000 watts peak direction of rotation attenuation increases in a clo ckwise direction indexing 30 degrees with stops at minimum and maximum rf connector bnc or f female operating temperature range -20oc to +85oc lifetime 500,000 attenuation steps (each knob) knob/panel mounting drawing 092-8435-02 outline drawing 092-2135 (75dr-018 bnc) 9999 05/15/2003 a bac 03/15/2004 ecr/ecn # date rev appr / date ecr/ecn # dat e rev appr / date 20324 07/13/2011 c trs 07/13/2011 22562 02/25/2013 d trs 02/25/2013 25776 09/28/2015 f trs 09/29/2015 23479 11/26/2013 e trs 11/27/2013 28157 10/05/2017 g trs 10/05/2017 jfw form e-7-f rev f page 1 of 1
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