page 1 ? 2010, kr electronics, inc. 2987, rev 0, april 27, 2010 ch1 s31 log 10 db/ ref 0 db start 1 . 000 000 mhz stop 3 000 . 000 000 mhz avg 16 27 apr 2010 11:16:51 kr electronics, inc. kr electronics part number 2987 is a 350 mhz lowpass filter. the filter is an elliptic type filter with a sharp cut-off and 60 db minimum attenuation. other bandwidths are available. please consult the factory. general description kr electronics, inc. features ?? elliptic lowpass ?? 350 mhz min 1 db bandwidth ?? 447 mhz typical 3 db bandwidth ?? 60 db stopband attenuation ?? n connectors ?? 50 ? source and load 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. 2987, rev 0, april 27, 2010 passband amplitude & group delay (1 db/div & 5 nsec/div) ch2 s31 log 1 db/ ref 0 db start . 100 000 mhz stop 500 . 000 000 mhz cor ch4 s31 del 5 ns/ ref 0 s cor 27 apr 2010 11:15:00 2 1 2 1 : - . 31870 db 350 . 000 000 mhz ch2 markers 2 : -2 . 9965 db 447 . 500 mhz 4 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. 2987, rev 0, april 27, 2010 parameter specification filter type lowpass end of passband (< 1 db) 350 mhz 580 mhz to 1000 mhz 60 db min maximum input power to 350 mhz 10 watts source and load 50 ?? ? ? kr electronics 2987 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. dimensions in inches 2. rectangular case
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