JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 75P-157 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 1.4:1 maximum Attenuation Accuracy ± 0.2 dB or 2% of programmed (whichever is greater) Insertion Loss 2.5 dB maximum 1.9 dB typical @ 1000 MHz RF Input Power 0.5 Watts average Switching Speed 6 milliseconds Control +12 Vdc @ 15 mA per relay (8 relays total) DC Connector 0.04" Diameter solder terminals RF Connector BNC, TNC, F, or N female Operating Temperature Range -20ºC to +85ºC Physical Size See outline drawing 092-4875 ECR/ECN # Page 1 of 1 DATE REV APPR / DATE 13052 07/22/2005 07/24/2006 A TRS 07/22/2005 TRS 07/24/2006 14398 07/11/2007 B TRS 07/12/2007 ECR/ECN # JFW FORM E-7-F REV F DATE REV APPR / DATE