JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 50P-1974 RELAY PROGRAMMABLE ATTENUATOR Frequency Range DC-250 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 ± 0.3 dB maximum ± 0.6 dB maximum Insertion Loss 0.80 dB maximum 0.27 dB typical @ 100 MHz 0.39 dB typical @ 250 MHz 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 09/17/2013 Page 1 of 1 REV APPR / DATE ECR/ECN # TRS 09/17/2013 JFW FORM E-7-F REV F DATE (1-64 dB) (65-127 dB) REV APPR / DATE