JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50BR-147 BENCH TOP ROTARY ATTENUATOR Frequency Range DC-3000 MHz Impedance 50 Ohms nominal Attenuation Range 0-110 dB in 1 dB steps VSWR 1.9:1 1.7:1 1.6:1 1.2:1 Attenuation Accuracy 1 dB steps: ± 0.5 dB maximum 10 dB steps: ± 0.7 dB or 4% maximum ± 0.5 dB or 2% typical maximum typical (up to 20 dB) typical (up to 50 dB) typical (up to 110 dB) Insertion Loss 3.0 dB maximum 0.8 dB typical @ 700 MHz 2.2 dB typical @ 3000 MHz 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 Available Model Numbers 50BR-147 N 50BR-147 SMA 50BR-147 TNC Operating Temperature Range -20ºC to +85ºC Outline Drawing Number 092-6147 (50BR-147 N) ECR/ECN # DATE 04/22/2016 Page 1 of 1 REV APPR / DATE ECR/ECN # TRS 04/22/2016 JFW FORM E-7-F REV F (N female/female) (SMA female/female) (TNC female/female) DATE REV APPR / DATE