JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50P-1975 RELAY PROGRAMMABLE ATTENUATOR Frequency Range DC-500 MHz Impedance 50 Ohms nominal Attenuation Range 0-127 dB in 1 dB steps Attenuation Steps 1, 2, 4, 8, 16, 32, and 64 dB VSWR 1.3:1 maximum Attenuation Accuracy ± 0.5 dB maximum ± 0.75 dB maximum Insertion Loss 1.25 0.27 0.39 0.69 RF Input Power 1 Watt average Switching Speed 6 milliseconds Control +12 Vdc @ 15 mA per relay (8 relays total) DC Connector 0.040" diameter solder terminals RF Connector BNC, TNC, N, or SMA Operating Temperature Range -20ºC to +85ºC Physical Size See outline drawing 092-7815 ECR/ECN # DATE 09/10/2013 Page 1 of 1 REV APPR / DATE dB dB dB dB (1-64 dB) (65-127 dB) maximum typical @ 100 MHz typical @ 250 MHz typical @ 500 MHz ECR/ECN # TRS 09/10/2013 JFW FORM E-7-F REV F DATE REV APPR / DATE