KR Electronics, Inc.
KR Electronics
General Description
KR Electronics part number 2933 is a 30 MHz elliptic type low-
pass filter. The filter has fast transition to the stopband and high
stopband rejection. Other bandwidths available. Please consult
the factory.
www.krfilters.com
Features
30 MHz End of Passband < 3 dB
Sharp Transition to Stopband
>65 dB at 36 MHz
50
Source and Load
PCB Pins
Also available in Surface Mount or
SMA connectors
Typical Performance
Overall Response
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2009, KR Electronics, Inc.
2933, 30 MHz Lowpass, Rev 0, August 27, 2009
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
KR Electronics
Typical Performance
Passband Amplitude & Group Delay
(1 dB/div & 20 nsec/div)
www.krfilters.com
Overall Response to 1 GHz
(10 dB/div)
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2009, KR Electronics, Inc.
2933, 30 MHz Lowpass, Rev 0, August 27, 2009
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 2
KR Electronics, Inc.
KR Electronics 2933
Specifications
Parameter
Filter type
End of Passband (< 3 dB)
Start of Stopband (> 65 dB)
Source and Load
Specification
Lowpass
30 MHz
36 MHz
50
www.krfilters.com
1.25 dB typical
80 dB typical
Physical Dimensions
Notes:
1. Dimensions
in inches
2. Also available in surface mount package (2.0” x 0.5” x 0.3”) or with SMA connectors
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2009, KR Electronics, Inc.
2933, 30 MHz Lowpass, Rev 0, August 27, 2009
Web
Email
Phone
Fax
www.krfilters.com
sales@krfilters.com
(732) 636-1900
(732) 636-1982
Page 3