KR Electronics 2921

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