KR Electronics, Inc.
KR Electronics, Inc.
General Description
KR Electronics part number 3059 is a 140 MHz bandpass filter.
The filter has a typical 1 dB bandwidth of 19.5 MHz and a typi-
cal 50 dB bandwidth of 42 MHz. Other center frequencies and
bandwidths are available. Please consult the factory.
www.krfilters.com
Features
140 MHz Bandpass Filter
19.5 MHz typical 1 dB Bandwidth
42 MHz typical 50 dB Bandwidth
Sharp Elliptic Type Design
50
Source and Load
Surface mount
Also available with SMA Connectors
Typical Performance
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3059, Rev 0, December 15, 2011
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
KR Electronics 3059
Passband Amplitude & Group Delay
(1 dB/div & 20 nsec/div)
www.krfilters.com
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3059, Rev 0, December 15, 2011
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 2
KR Electronics, Inc.
KR Electronics 3059
Specifications
Parameter
Filter type
Center Frequency
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
40 dB Bandwidth
50 dB Bandwidth
Source and Load
Specification
Bandpass
140 MHz
3.5 dB max
19.5 MHz typical
25 MHz typical
40 MHz typical
42 MHz typical
50
www.krfilters.com
2 dB typical
44 MHz max
Physical Dimensions
Notes:
1. Surface mount package
2. Dimensions in inches
3. Max reflow temperature 230° 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
© 2011, KR Electronics, Inc.
3059, Rev 0, December 15, 2011
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 3