JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 75P-155 RELAY PROGRAMMABLE ATTENUATOR Frequency Range DC-1000 MHz Impedance 75 Ohms nominal Attenuation Range 0-95.5 dB in 0.5 dB steps Attenuation Steps 0.5, 1, 2, 4, 8, 16, 32 and 32 dB VSWR 1.5:1 maximum Attenuation Accuracy ± 0.2 dB or 2% of programmed (whichever is greater) Insertion Loss 3.0 dB maximum RF Input Power 0.5 Watts average Switching Speed 10 milliseconds DC Supply +12 Vdc @ 30 mA per relay (8 relays total) Control (8 lines) TTL Low for Thru Path TTL High for Attenuation DC Connector 3M #3793-5303 RF Connector BNC, F, N or TNC female Operating Temperature Range 0ºC to +70ºC Physical Size See outline drawing 092-2213 ECR/ECN # DATE REV 12/17/2004 10602 Page 1 of 1 02/04/2005 APPR / DATE ECR/ECN # TRS 12/17/2004 A TRS 02/04/2005 JFW FORM E-7-F REV F DATE REV APPR / DATE