JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50PA-179 PROGRAMMABLE ATTENUATOR ASSEMBLY Frequency Range DC-3000 MHz Configuration Single relay programmable attenuator Impedance 50 Ohms nominal Attenuation Range 0-85 dB in 1 dB steps Attenuation Steps 1, 2, 4, 8, 10, 20, and 40 dB VSWR 1.6:1 maximum Attenuation Accuracy ± ± ± ± Insertion Loss 2.75 dB nominal 3.75 dB nominal 4.75 dB nominal RF Input Power 1 Watt average Switching Speed 6 milliseconds (after command is received and processed) (5 milliseconds typical processing time) AC Supply 85-264 VAC @ 47-63 Hz Remote Control GPIB Manual Control Toggle switches RF Connector BNC, N, or SMA female Operating Temperature Range 0ºC to +50ºC Physical Size See outline drawing 092-2441 ECR/ECN # Page 1 of 1 DATE REV APPR / DATE 4472 01/16/2004 02/13/2004 A TRS 01/16/2004 CLV 02/16/2004 15743 04/23/2008 B TRS 04/23/2008 0.3 0.4 0.5 0.6 dB dB dB dB ECR/ECN # 15916 JFW FORM E-7-F REV F or or or or 0.5% 1.0% 1.0% 1.5% DATE 05/28/2008 DC-500 MHz 500-1000 MHz 1000-2000 MHz 2000-3000 MHZ DC-1000 MHZ 1000-2000 MHZ 2000-3000 MHZ REV C APPR / DATE TRS 05/28/2008