KR Electronics, Inc.
KR Electronics, Inc.
General Description
KR Electronics part number 3203-8.5 is a 8.5 MHz Bidirec-
tional Absorptive Notch filter. The filter has a 1.25 dB band-
width of 3 MHz max. Other notch frequencies and are band-
widths available. Please consult the factory.
www.krfilters.com
Features
8.5 MHz Bidirectional Absorptive
Notch
Low VSWR even in Notch
High Notch Rejection
50
Source and Load
SMA Connectors
Typical Performance
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3203-8.5, 8.5 MHz Notch, Rev 0
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-2500
(732) 636-2582
Page 1
KR Electronics, Inc.
KR Electronics
Typical Performance
Response & Return Loss
(10 dB/div & 5 dB/div)
www.krfilters.com
Overall Response
(1 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3203-8.5, 8.5 MHz Notch, Rev 0
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-2500
(732) 636-2582
Page 2
KR Electronics, Inc.
KR Electronics 3203-8.5
Specifications
Parameter
Filter type
Notch Frequency
Insertion Loss at 7 MHz & 10 MHz
Insertion Loss at 8.35 to 8.65 MHz
Input & Output Return Loss 7 to 10.MHz
3 dB Bandwidth
45 dB Bandwidth
Source and Load
Specification
Bidirectional Absorptive Notch
8.5 MHz
1.25 dB max
45 dB min
12 dB min
1.45 MHz typical
700 KHz typical
50
www.krfilters.com
Notes
< 0.6 dB typical
> 70 dB typical
20 dB typical
Physical Dimensions
Notes:
1. Dimensions in inches
2. Rectangular case
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2011, KR Electronics, Inc.
3203-8.5, 8.5 MHz Notch, Rev 0
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-2500
(732) 636-2582
Page 3