KR Electronics, Inc. KR Electronics www.krfilters.com General Description KR Electronics part number 2940 is a 27 MHz bandpass filter. The filter has a typical 3 dB bandwidth of 1.5 MHz. Other center frequencies and bandwidths available. Please consult the factory. Features 27 MHz Center Frequency 1.5 MHz Typical 3 dB Bandwidth 3.53 MHz Typical 40 dB Bandwidth 50 Source and Load SMA Connectors Typical Performance Overall Response (10 dB/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2940, 27 MHz Bandpass, Rev 0, October 2, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 1 KR Electronics, Inc. KR Electronics www.krfilters.com Typical Performance Passband Amplitude & Group Delay (1 dB/div & 600 nsec/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2940, 27 MHz Bandpass, Rev 0, October 2, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2 KR Electronics, Inc. www.krfilters.com KR Electronics 2940 Specifications Parameter Specification Filter type Bandpass Center Frequency Insertion Loss 27 MHz 4.5 dB max 3 dB Bandwidth 1.50 MHz typical 40 dB Bandwidth 3.53 MHz typical 60 dB Bandwidth 5.60 MHz typical Source and Load 50 3.7 dB typical Physical Dimensions Notes: 1. Dimensions in inches 2. Rectangular case KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2940, 27 MHz Bandpass, Rev 0, October 2, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 3