EURO QUARTZ LZU450C, LZU450C4N CERAMIC FILTERS AM use - IF 450kHz SPECIFICATION 3.5 7.0 9.0 3.5 Outline and Dimensions ELECTRICAL CHARACTERISTICS Part Number Centre Frequency Resonator Resistance (W) max. DF(Fa-Fr) Temperature Coefficient Application LZU 450C 450±1.0kHz 20 14±2kHz <20ppm/°C IF Signal LZU 450C4N 450±0.8kHZ 30 9±2kHz <20ppm/°C Detection Test Circuit for Fr and R1 Test Circuit for Fa SSG R1 R4 R3 T R2 R1 = 3kOhm R2 = 3 Ohm RF SSG T RF R3 = R4 = 50kOhm EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44(0)1460 230000 Fax: +44(0)1460 230001 Email: [email protected] www.euroquartz.co.uk