KR 2391A-8-50

KR Electronics, Inc.
KR 2391A-8-50 Lowpass Filter
www.krfilters.com
General Description
Features
• Flat passband response
• Group delay equalized
KR 2391A-8-50 is a group delay equalized lowpass filters.
The filter’s flat passband response and group delay equalization make it a good choice for video applications.
Typical Performance
Passband Response fc=8 MHz
Overall Response fc=8 MHz
(0.1 dB/div & 10 nsec/div) 100 KHz to 8 MHz
(10 dB/div) 100 KHz to 25 MHz
25 Mar 2002 10:12:55
25 Mar 2002 10:12:20
CH1
CH2
S 21
S 21
log MAG
delay
.1 dB/
10 ns/
CH1
REF -.7 dB
REF 365 ns
log MAG
10 dB/
REF 0 dB
PRm
PRm
Cor
S 21
Cor
1
Smo
Smo
PRm
2
Cor
Smo
START
.100 000 MHz
STOP
Figure 1
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2002, KR Electronics, Inc.
8.000 000 MHz
START
.100 000 MHz
STOP 25.000 000 MHz
Figure 2
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
www.krfilters.com
KR Series 2391A2391A-8-50
Specifications
Parameter
Specification
Filter type
Lowpass
Insertion Loss
< 1 dB
End of Passband (fc)
8 MHz
Passband Ripple
< 0.25 dB
Attenuation at 1.1 x fc
< 3 dB
Attenuation at 1.38 x fc
> 45 dB
Group Delay Ripple to fc
Source and Load
< 10 nsec
50Ω
Physical Dimensions
Also available in a 4 x 2 x 0.5 inch metal can
with PCB terminals
Other configurations available on request
All dimensions in inches
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2002, KR Electronics, Inc.
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 2