page 1 ? 2001, kr electronics, inc. kr series 2381 lowpass filter kr series 2381 are high performance lowpass filters with group delay equalization. the filters can be supplied with or without sin(x)/x correction. passbands can be specified from 10 mhz to 50 mhz. the filters are available in a small sip package. general description kr electronics, inc. features ? high performance lowpass ? passbands from 10 to 50 mhz ? group delay equalization ? sin(x)/x correction available ? small sip package typical performance www.krfilters.com figure 1 passband response & group delay fc=30 mhz (0.2 db/div & 3 nsec/div) 100 khz to 30 mhz 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 figure 2 overall response fc=30 mhz (10 db/div) 100 khz to 100 mhz 1 2 0.000 000 mhz ref=1 2_:-43.318 db 13.5 mhz 1 30.000 000 mhz 2 1 27.000 000 mhz 0.2 db/div 100 khz 30 mhz 100 khz 100 mhz 10 db/div 3 nsec/div
page 2 ? 2001, kr electronics, inc. parameter specification filter type lowpass insertion loss < 1 db consult factory if sin(x)/x correction is included end of passband fc 10 mhz to 50 mhz user specified passband ripple < 0.2 db > 40 db attenuation 1.45 x fc group delay ripple to 0.9 x fc consult factory sin(x)/x correction available user specified source and load 75 ? consult factory for other kr series 2381 lowpass filter 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 pin 1 is input pin 11 is output pins 2 thru 10 are ground all dimensions in inches
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