KR Electronics, Inc. KR Electronics www.krfilters.com General Description Features • 44 MHz Center Frequency • Sharp Transition to Stopband • High Stopband Attenuation • 50 Ω Source and Load KR 2742 is a 44 MHz bandpass filter. The filter has a minimum 3 dB bandwidth of 15 MHz (18 MHz typical). Other passband frequencies are available. Please consult the factory. Typical Performance Passband Amplitude & Group Delay Overall Response (1 dB/div and 40 nsec/div) (10 dB/div) 17 Nov 2006 10:14:36 CH1 CH2 S 21 S 21 log MAG delay 1 dB/ 40 ns/ REF 0 dB REF 60 ns CH1 S 21 log MAG 1 10 dB/ REF 0 dB 17 Nov 2006 10:16:33 1_:-1.0605 dB 44.000 000 MHz PRm PRm Cor Cor 2_:-87.401 dB 22 MHz 3_:-84.942 dB 66 MHz 1 PRm Cor 2 3 2 CENTER 44.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. SPAN 18.000 000 MHz START 10.000 000 MHz STOP 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 2742 Specifications Parameter Specification Filter type Bandpass Center Frequency 44 MHz Insertion Loss < 2.1 dB 1.2 dB typical 15 MHz min 18 MHz typical Attenuation at 22 MHz > 60 dB > 70 dB typical Attenuation at 66 MHz > 54 dB > 70 dB typical 3 dB Bandwidth 50 Ω Source and Load Physical Dimensions Notes: 1. Dimensions in inches 2. Also available in a surface mount package KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2