2818

KR Electronics, Inc. KR Electronics General Description KR 2818 is a 70 MHz bandpass filter. The filter has a minimum 0.25 dB bandwidth of 40 MHz. Other passband frequencies are available. Please consult the factory. www.krfilters.com Features • 70 MHz Center Frequency • 40 MHz 0.25 Bandwidth • SMA Connectors • Also available in surface mount • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay (0.5 dB/div and 10 nsec/div) 24 Mar 2008 17:00:55 CH2 CH4 S31 S31 LOG DEL .25 dB/ 10 ns/ REF -.75 dB REF 0 s Overall Response (10 dB/div) 24 Mar 2008 17:01:07 CH1 S31 LOG 10 dB/ REF 0 dB 2 Cor Cor Smo 4 Cor START 1 . 000 000 MHz STOP 200 . 000 000 MHz START 50 . 000 000 MHz STOP 90 . 000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2008, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. KR Electronics 2818 Specifications Parameter Filter type Center Frequency Insertion Loss Attenuation at 50 MHz Attenuation at 90 MHz Attenuation at 21 MHz Attenuation at 118 MHz Source and Load Specification Bandpass 70 MHz < 2 dB ( 1 dB typical) < 0.25 dB < 0.25 dB > 35 dB > 35 dB 50 Ω www.krfilters.com Physical Dimensions Dimensions in inches Metal Case Also available in surface mount package KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2008, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2