2743

KR Electronics, Inc. KR Electronics General Description www.krfilters.com KR 2743 is a 140 MHz bandpass filter. The filter has a minimum Features 1 dB bandwidth of 55.8 MHz (63 MHz typical). Other passband • 140 MHz Center Frequency frequencies are available. Please consult the factory. • Sharp Transition to Stopband • High Stopband Attenuation • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay (1 dB/div and 10 nsec/div) 17 Nov 2006 10:48:26 CH1 CH2 PRm Cor 1 S 21 S 21 log MAG delay 1 dB/ 10 ns/ REF 0 dB REF 10 ns Overall Response (10 dB/div) 17 Nov 2006 10:52:39 1_:-.8405 dB 140.000 000 MHz PRm Cor 2_:-71.323 dB 50 MHz 3_:-53.113 dB 190 MHz CH1 S 21 log MAG 10 dB/ 1 REF 0 dB 3 PRm Cor 2 2 CENTER 140.000 000 MHz SPAN 55.800 000 MHz CH1 CENTER 140.000 000 MHz SPAN 279.980 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2006, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. KR Electronics 2743 Specifications Parameter Filter type Center Frequency Insertion Loss 1 dB Bandwidth Attenuation at 50 MHz Attenuation at 190 MHz Source and Load Specification Bandpass 140 MHz < 1 dB 55.8 MHz min > 60 dB > 40 dB 50 Ω 0.85 dB typical 63.2 MHz typical www.krfilters.com 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 sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2