JFW Industries, Inc. Phone: 317-887-1340 [email protected] www.jfwindustries.com SPECIFICATION SHEET JFW MODEL 57ZT AND 75ZT IMPEDANCE MATCHING TRANSFORMER Frequency Range 0.5-600 MHz Impedance 50 Ohm male/75 Ohm female (57ZT) 75 Ohm male/50 Ohm female (75ZT) VSWR 1.3:1 maximum 1.2:1 maximum 1.3:1 maximum Attenuation Loss 0.75 dB maximum 1.0 dB maximum RF Input Power 1 Watt average RF Connector 50 Ohm: BNC, TNC, SMA, N or BNC female panel mount 0.5-3 MHz 3-300 MHz 300-600 MHz 0.5-300 MHz 300-600 MHz 75 Ohm: BNC, TNC, N, F, N female panel mount or BNC female panel mount Operating Temperature Range -20ºC to +85ºC Physical Size See outline drawing: 092-2625 092-1493 092-1069 092-1903 092-3463 092-4938 092-164 092-3080 092-3350 ECR/ECN # Page 1 of 1 DATE REV APPR / DATE ECR/ECN # DATE REV (BNC (BNC (BNC (BNC (BNC (N F (N F (SMA (SMA F F F F M / / F F / / / / / N N / / BNC F) BNC F-PM) BNC M) N M) N F) F-PM) M) BNC F-PM) N F-PM) APPR / DATE 9999 4425 08/29/2003 01/21/2004 B C SL 09/18/2003 SL 01/21/2004 4697 12043 10/01/2004 10/24/2005 E F CLV 10/01/2004 SL 10/24/2005 4452 02/03/2004 D SL 02/03/2004 14903 10/25/2007 G TRS 10/25/2007 JFW FORM E-7-F REV F