page 1 ? 2008, kr electronics, inc. ch1 s 21 log mag 1 db/ ref 0 db cor prm ch2 s 21 delay ref 300 ns 100 ns/ center 12.700 000 mhz span 2.500 000 mhz cor smo prm 26 feb 2008 18:58:00 1 2 ch1 s 21 log mag 10 db/ ref 0 db ch1 start 1.000 000 mhz stop 100.000 000 mhz prm 26 feb 2008 18:59:30 kr electronics kr 2820-12.7 is a 12.7 mhz surfa ce mount bandpass filter. the filter has a 3 db bandwidth of 2.5 mhz. other passband fre- quencies are available. please consult the factory. general description kr electronics, inc. features ? 12.7 mhz center frequency ? surface mount package ? 50 ? source and load typical performance www.krfilters.com passband amplitude & group delay (1 db/div and 100 nsec/div) kr electronics, inc. 91 avenel street avenel, nj 07001 www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 web email phone fax overall response (10 db/div)
page 2 ? 2008, kr electronics, inc. parameter specification filter type bandpass center frequency 12.7 mhz insertion loss < 3.5 db (< 2 db typical) attenuation at 11.45 mhz 3 db 1 db attenuation at 8.95 mhz > 60 db attenuation at 16.45 mhz > 60 db source and load 50 ? attenuation at 13.95 mhz 3 db 1 db kr electronics 2820-12.7 kr electronics, inc. physical dimensions specifications www.krfilters.com kr electronics, inc. 91 avenel street avenel, nj 07001 www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 web email phone fax notes: 1. surface mount package ? metal cover, open frame 2. dimensions in inches 3. maximum reflow temperature 209 c for 10 seconds maximum 4. if boards are cleaned after installation, units must be completely dried
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