KR Electronics, Inc. KR 2451 Bandpass Filter www.krfilters.com General Description KR 2451 is a 140 MHz bandpass filter. The filter has a 7 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 • 140 MHz Bandpass • 50 Ω • DIP Package Typical Performance Passband Amplitude Overall Response (1 dB/div) (10 dB/div) 8 Oct 2002 12:29:22 CH1 MEM log MAG 1 dB/ REF 0 dB 8 Oct 2002 12:33:16 CH1 S 21 log MAG 10 dB/ REF 0 dB PRm C? CENTER 140.000 000 MHz CENTER 140.000 000 MHz SPAN 200.000 000 MHz SPAN 10.000 000 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 2451 Specifications Parameter Specification Filter type Bandpass Center Frequency 140 MHz Insertion Loss < 5 dB Minimum 3 dB Bandwidth 7 MHz Maximum 40 dB Bandwidth 72 MHz 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