page 1 ? 2012, kr electronics, inc. 3079, rev 0, july 24, 2012 kr electronics, inc. kr electronics part number 3079 is a 425 mhz bandpass filter. the filter has a minimum 1 db bandwidth of 70 mhz. other cen- ter frequencies and bandwidths are available. please consult the factory. general description kr electronics, inc. features ?? 425 mhz bandpass filter ?? 70 mhz min 1 db bandwidth ?? 50 ? source and load ?? surface mount ?? also available with sma connectors typical performance 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 overall response (10 db/div)
page 2 ? 2012, kr electronics, inc. 3079, rev 0, july 24, 2012 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 passband amplitude & group delay (1 db/div & 5 nsec/div) kr electronics 3079 kr electronics, inc. www.krfilters.com overall response (10 db/div)
page 3 ? 2012, kr electronics, inc. 3079, rev 0, july 24, 2012 kr electronics 3079 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 parameter specification filter type bandpass center frequency 425 mhz insertion loss at center frequency 3 db max 1.25 db typical 1 db bandwidth 70 mhz min 80 mhz typical 3 db bandwidth 93 mhz typical 40 db bandwidth 205 mhz typical 60 db bandwidth 325 mhz typical source and load 50 ? notes: 1. surface mount package 2. dimensions in inches 3. max reflow temperature 230 c for 10 sec 4. if boards are cleaned after installation units must be completely dried 5. can be supplied in case with sma connectors
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