KR Electronics, Inc.
KR Electronics, Inc.
General Description
KR Electronics part number 3042 is a 140 MHz bandpass filter.
The filter has a minimum 3 dB bandwidth of 36 MHz and a
maximum 40 dB bandwidth of 54 MHz. Other center frequencies
and bandwidths are available. Please consult the factory.
www.krfilters.com
Features
140 MHz Bandpass Filter
36 MHz min 3 dB Bandwidth
54 MHz max 40 dB Bandwidth
Sharp Elliptic Type Design
Group Delay Equalized
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.
3042, Rev 0, September 12, 2011
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
KR Electronics 3042
Passband Amplitude & Group Delay
(1 dB/div & 5 nsec/div)
www.krfilters.com
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3042, Rev 0, September 12, 2011
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 2
KR Electronics, Inc.
KR Electronics 3042
Specifications
Parameter
Filter type
Center Frequency
Insertion Loss
1 dB Bandwidth
3 dB Bandwith
40 dB Bandwidth
Group Delay Variation 122 MHz to 158 MHz
Source and Load
Specification
Bandpass
140 MHz
7 dB max
40 MHz typical
36 MHz min
54 MHz max
5 nsec typical
50
www.krfilters.com
Notes
4.5 dB typical
44 MHz typical
Physical Dimensions
Notes:
1. Surface mount package — Metal cover open frame
2. Dimensions in inches
3. Maximum reflow temperature is 209° C for 10 sec maximum.
4. If boards are cleaned after installation, units must be completely dried.
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 3
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3042, Rev 0, September 12, 2011