KR Electronics, Inc.
KR Electronics, Inc.
General Description
KR Electronics part number 3128 is a 1 MHz bandpass filter.
The filter has a 3 dB bandwidth of 200 KHz. Other center fre-
quencies and bandwidths are available. Please consult the
factory.
www.krfilters.com
Features
1 MHz Bandpass Filter
200 KHz 3 dB Bandwidth
576 KHz typical 40 dB Bandwidth
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.
3128, Rev 0, December 5, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
KR Electronics 3128
Passband Amplitude & Group Delay
(1 dB/div & 1 usec/div)
www.krfilters.com
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2013, KR Electronics, Inc.
3128, Rev 0, December 5, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 2
KR Electronics, Inc.
KR Electronics 3128
Specifications
Parameter
Filter type
Center Frequency
Insertion Loss
1 dB Bandwidth
3 dB Bandwidth
20 dB Bandwidth
40 dB Bandwidth
60 dB Bandwidth
Source and Load
Specification
Bandpass
1 MHz
2.5 dB max
165 KHz typical
200 KHz typical
335 KHz typical
576 KHz typical
990 KHz typical
50
www.krfilters.com
1.5 dB typical
Physical Dimensions
Notes:
1. Dimensions in inches
2. Rectangular case
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2013, KR Electronics, Inc.
3128, Rev 0, December 5, 2013
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 3