page 1 ? 2010, kr electronics, inc. 2985, 117 mhz bandpass, rev 0, march 25, 2010 kr electronics, inc. kr electronics part number 2985 is a 117 mhz bandpass filter. the filter has a minimum 3 db bandwidth of 9 mhz. other cen- ter frequencies and bandwidths available. please consult the fac- tory. general description kr electronics, inc. features ?? 117 mhz center frequency ?? 9 mhz typical 3 db bandwidth ?? 50 ? source and load ?? surface mount 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 ? 2010, kr electronics, inc. 2985, 117 mhz bandpass, rev 0, march 25, 2010 passband amplitude & group delay (1 db/div & 20 nsec/div) kr electronics typical performance kr electronics, inc. 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
page 3 ? 2010, kr electronics, inc. 2985, 117 mhz bandpass, rev 0, march 25, 2010 parameter specification filter type bandpass center frequency 117 mhz insertion loss 6 db max 3 db bandwidth 9 mhz 1 mhz 20 db bandwidth 14.5 mhz typical source and load 50 ?? ? ? 4 db typical ? 40 db bandwidth 22.2 mhz typical 60 db bandwidth 34 mhz typical kr electronics 2985 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 2. dimensions in inches 3. max reflow temperature 209 c for 10 sec 4. if boards are cleaned after installation units must be completely dried
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