KR Electronics, Inc. KR 2157-455-8-50 Bandpass Filter www.krfilters.com General Description KR 2157-455-8-50 is a 455 MHz bandpass filter. The filter has a 36 MHz min 3 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 • 455 MHz Bandpass • 50 Ω • DIP Package Typical Performance Passband Amplitude Overall Response (3 dB/div) (5 dB/div) 15 Jul 2002 14:58:19 CH1 MEM log MAG 3 dB/ REF -2.4 dB CH1 MEM log MAG 5 dB/ 15 Jul 2002 14:59:38 REF -2.39 dB PRm PRm C? START 380.000 000 MHz CENTER 455.000 000 MHz STOP 660.000 000 MHz SPAN 60.000 000 MHz Figure 1 KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2002, KR Electronics, Inc. Figure 2 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. www.krfilters.com KR 21572157-455455-8-50 Specifications Parameter Specification Filter type Bandpass Center Frequency 455 MHz Insertion Loss < 5 dB Minimum 3 dB Bandwidth 36 MHz Attenuation at 380 MHz > 35 dB Attenuation at 660 MHz > 30 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 © 2002, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2