page 1 ? 2010, kr electronics, inc. 2973, 76.8 mhz bandpass, rev 0, july 31, 2010 kr electronics, inc. kr electronics part number 2973 is a 76.8 mhz bandpass filter. the filter has a minimum 1.25 db bandwidth of 39 mhz. other center frequencies and bandwidths available. please consult the factory. general description kr electronics, inc. features ?? 76.8 mhz center frequency ?? 39 mhz minimum 1.25 db bandwidth ?? elliptic type for high selectivity ?? 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. 2973, 76.8 mhz bandpass, rev 0, july 31, 2010 passband amplitude & group delay (1 db/div & 10 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. 2973, 76.8 mhz bandpass, rev 0, july 31, 2010 parameter specification filter type bandpass center frequency 76.8 mhz insertion loss 2 db max < 1 db typical 1.25 db bandwidth 39 mhz min rejection at 50 mhz 35 db min rejection at 109 mhz 35 db min source and load 50 ?? ? ?? kr electronics 2973 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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