KR Electronics, Inc. KR Electronics www.krfilters.com General Description KR Electronics part number 2921 is a 118 MHz elliptic lowpass filter. Other bandwidths available. Please consult the factory. Features 118 MHz Cuttoff Frequency Sharp Transition to Stopband >40 dB Stopband Attenuation 50 Source and Load TNC Connectors Typical Performance Overall Response (10 dB/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2921, Rev 0, July 6, 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 & 10 nsec/div) Overall Stopband to 9 GHz (10 dB/div) KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2921, Rev 0, July 6, 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 2921 Specifications Parameter Specification Filter type Lowpas End of Passband (<2.5 dB) 118 MHz Start of Stopband (>40 dB) 126 MHz Source and Load 50 Physical Dimensions Notes: 1. Metal Rectangular Case 2. Dimensions in inches 3. Also available with SMA connectors or surface mount package KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2009, KR Electronics, Inc. 2921, Rev 0, July 6, 2009 Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 3