page 1 ? 2008, kr electronics, inc. ch1 s31 log 1 db/ ref 0 db start 550 . 000 000 mhz stop 900 . 000 000 mhz cor ch2 s31 del 5 ns/ ref 0 s cor 24 sep 2008 12:27:48 ch1 s31 log 10 db/ ref 0 db start 100 . 000 000 mhz stop 1 600 . 000 000 mhz cor 24 sep 2008 12:29:25 kr electronics kr 2855 is a 550 mhz to 900 mhz bandpass filter. other pass- band frequencies are available. please consult the factory. general description kr electronics, inc. features ? 725 mhz center frequency ? 550 mhz to 900 mhz passband ? sharp transition to stopband ? surface mount ? 50 ? source and load typical performance www.krfilters.com passband amplitude & group delay (1 db/div and 5 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 attenuation at 550 mhz < 3 db attenuation at 900 mhz < 3 db attenuation at 500 mhz > 40 db attenuation at 1000 mhz > 40 db source and load 50 ? insertion loss < 2 db ( 1 db typical ) kr electronics 2855 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 2. dimensions in inches 3. maximum reflow temperature is 209 c for 15 sec maximum. 4. if boards are cleaned after installation, dry units completely.
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