KR Electronics, Inc. KR 2556 Lowpass Filter www.krfilters.com General Description KR 2556 is a 175 MHz elliptic type lowpass filter. The filter has a 175 MHz min 1.5 dB bandwidth and is designed for 50 Ω source and load impedance. Other passband frequencies, bandwidths and impedances are available. Please consult the factory. Features • 175 MHz Elliptic type lowpass • Sharp 1.29:1 transition • 50 Ω • DIP Package Typical Performance Overall Response (10 dB/div) 26 Aug 2004 12:25:21 CH1 S31 LOG 10 dB/ REF 0 dB Cor START KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2004, KR Electronics, Inc. . 100 000 MHz STOP 1 000 . 000 000 MHz Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. www.krfilters.com KR Electronics 2556 Specifications Parameter Specification Filter type Lowpass Insertion Loss < 1 dB Attenuation at 175 MHz < 1.5 dB (0.8 dB typical) Attenuation at 225 MHz > 45 dB Source & Load 50 Ω Physical Dimensions Metal Case Pin 1 is Input Pin 5 is Output All other Pins are Ground All leads .030” diameter Dimensions inches KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2004, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2