2749

KR Electronics, Inc. KR Electronics General Description KR 2749 is a 160 MHz surface mount, group delay equalized bandpass filter. The filter has a minimum 2 dB bandwidth of 50 MHz. Other passband frequencies are available. Please consult the factory. www.krfilters.com Features • Surface Mount Package • 50 Ω Source and Load Typical Performance Passband Amplitude & Group Delay (1 dB/div and 10 nsec/div) 22 May 2007 12:32:49 CH1 CH3 MEM MEM LOG DEL 1 dB/ 10 ns/ REF -2 dB REF 40 ns Overall Response (10 dB/div) 22 May 2007 12:33:47 CH2 MEM LOG 10 dB/ REF 0 dB Cor Cor Cor CENTER 160 . 000 000 MHz SPAN 50 . 000 000 MHz CENTER 160 . 000 000 MHz SPAN 300 . 000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, 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 2749 Specifications Parameter Filter type Center Frequency Insertion Loss 2 dB Bandwidth Attenuation at 116 MHz Attenuation at 204 MHz Source and Load Specification Bandpass 160 MHz < 7 dB (3 dB typical) 50 MHz min 50 dB min 50 dB min 50 Ω www.krfilters.com Physical Dimensions Notes: 1. Surface mount package — Metal cover, open frame 2. Dimensions in inches 3. Maximum reflow temperature 209° C for 10 seconds maximum 4. If boards are cleaned after installation, units must be completely dried KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2