KR Electronics, Inc. KR Electronics, Inc. www.krfilters.com General Description KR Electronics part number 2954 is a 1210 MHz bandpass filter. Features The filter has a minimum 1 dB bandwidth of 380 MHz. Other 1210 MHz Center Frequency center frequencies and bandwidths available. Please consult the 1020 MHz to 1400 MHz Passband factory. 50 Source and Load Surface Mount Typical Performance Overall Response (10 dB/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2954, 1210 MHz Bandpass, Rev 0, December 9, 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 & 1 nsec/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2954, 1210 MHz Bandpass, Rev 0, December 9, 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 2954 Specifications Parameter Specification Filter type Bandpass Center Frequency 1210 MHz Insertion Loss 2 dB max 1 dB typical 1 dB Bandwidth 380 MHz min 437 MHz typical 3 dB Bandwidth 507 MHz typical 20 dB Bandwidth 755 MHz typical 40 dB Bandwidth 1215 MHz typical Source and Load 50 Physical Dimensions Notes: 1. Surface mount package 2. Dimensions in inches 3. Max reflow temperature 209° C for 10 sec 4. If boards are cleaned after installation units must be completely dried KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2954, 1210 MHz Bandpass, Rev 0, December 9, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 3