KR Electronics, Inc. KR Electronics www.krfilters.com General Description KR 2798 is a 125 MHz differential bandpass filter. The filter has a typical 3 dB bandwidth of 6.25 MHz and is designed for a balanced source and load impedance of 100 Ω. Other passband frequencies are available. Please consult the factory. Features • 125 MHz Center Frequency • DIP Package • 100 Ω Differential Source and Load Typical Performance Passband Amplitude Overall Response (1 dB/div) (10 dB/div) 4 Oct 2007 19:11:00 4 Oct 2007 19:10:48 CH2 S 21 log MAG 1 dB/ CH1 REF -2 dB S 21 log MAG 10 dB/ REF 0 dB PRm Cor PRm Cor CH2 CENTER 125.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, KR Electronics, Inc. SPAN 8.000 000 MHz CH1 CENTER 125.000 000 MHz SPAN 100.000 000 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 2798 Specifications Parameter Specification Filter type Bandpass Center Frequency 125 MHz Insertion Loss 3.5 dB typical 3 dB Bandwidth 6.25 MHz typical 40 dB Bandwidth 36 MHz typical Source and Load 100 Ω Differential Physical Dimensions NOTES: 1. FILTER IS BI-DIRECTIONAL 2. ALL PINS ARE 0.030” DIA 3. DIMENSIONS ARE IN INCHES KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, KR Electronics, Inc. Pin 1—IN Pin 8—IN Pin 4– OUT Pin 5– OUT Connect all remaining pins to GND (also connected to Case) Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2