KR Electronics, Inc.
KR Electronics, Inc.
General Description
KR Electronics part number 3127 is a 70 MHz bandpass filter.
The filter has Sin(x)/x correction for a sampling frequency of
55 MHz over the passband from 60 MHz to 80 MHz. Other
center frequencies and bandwidths available. Please consult the
factory.
www.krfilters.com
Features
70 MHz Bandpass Filter
Passband 60 MHz to 80 MHz
Sin(x)/x Correction, Fs=55 MHz
Match to ideal within 1 dB max
50
Source and Load
SMA Connectors
Typical Performance
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2013, KR Electronics, Inc.
3127, Rev 0, December 7, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
KR Electronics 3127
Passband Amplitude & Group Delay
(2 dB/div & 20 nsec/div)
www.krfilters.com
Effective Passband with Sin(x)/x Added
(1 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2013, KR Electronics, Inc.
3127, Rev 0, December 7, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 2
KR Electronics, Inc.
KR Electronics 3127
Specifications
Parameter
Filter type
Passband
Insertion Loss at 60 MHz
Sin(x)/x Correction
Attenuation at 40 MHz
Attenuation at 120 MHz
40 dB Bandwidth
Source and Load
Specification
Bandpass
60 MHz to 80 MHz
3.5 dB max
Yes
40 dB min
40 dB min
70 MHz typical
50
www.krfilters.com
Fs=55 MHz
Referenced from max output
Physical Dimensions
Notes:
1. Dimensions in inches
2. Rectangular case
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2013, KR Electronics, Inc.
3127, Rev 0, December 7, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 3
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