KR Electronics, Inc. KR Electronics www.krfilters.com General Description Features 45 MHz Cuttoff Frquency Flat passband response Group delay equalized Elliptic Response KR 2391B-45-50 is a group delay equalized lowpass filters. The filter’s flat passband response and group delay equalization make it a good choice for video applications. Typical Performance Passband Response Overall Response (0.25 dB/div & 2.5 nsec/div) (10 dB/div) 18 May 2009 13:54:14 CH2 CH4 S31 S13 LOG DEL .25 dB/ 2.5 ns/ 18 May 2009 13:55:46 REF 0 dB REF 60 ns CH1 S31 LOG 10 dB/ REF 0 dB 4 Cor Cor 2 Smo Cor START . 100 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2391B-45-50, Rev 0, May 18, 2009 STOP 49 . 500 000 MHz START . 100 000 MHz STOP Web Email Phone Fax 500 . 000 000 MHz www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. www.krfilters.com KR Electronics 2391B-45-50 Specifications Parameter Specification Filter type Lowpass Insertion Loss < 1 dB End of Passband (< 0.25 dB) 45 MHz Passband Ripple to 45 MHz < 0.25 dB Attenuation at 49.5 MHz < 3 dB Attenuation at 62.1 MHz > 45 dB Group Delay Ripple to 45 MHz Source and Load < 5 nsec (< 2.5 nsec typical) 50 Physical Dimensions Dimensions in inches BNC(F) to BNC(M) connectors Other connector options and configurations available on request including surface mount KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2391B-45-50, Rev 0, May 18, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2