KR 2405

KR 2405 HDTV ANTI-ALIASING FILTER
KR Electronics, Inc.
Inc.
www.krfilters.com
General Description
KR 2405 is a HDTV anti-aliasing filter. The filter has a 15 MHz
passband and group delay equalization. Other passband frequencies are available. Please consult the factory.
Features
• Anti-Aliasing filter
• Elliptic response
• Group delay equalization
• 75 Ω
Typical Performance
Passband Amplitude & Group Delay
Overall Response
(0.2 dB/div & 4 nsec/div)
(10 dB/div)
19 Sep 2001 10:39:34
CH1
CH2
S31
S31
LOG
DEL
.2 dB/
4 ns/
19 Sep 2001 10:40:02
REF -.8 dB
REF 196 ns
CH1
PRm
S31
LOG
10 dB/
REF 0 dB
PRm
Cor
Cor
Avg
16
PRm
Smo
Cor
START
. 100
000
MHz
STOP
Figure 1
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2001, KR Electronics, Inc.
15 . 000
000
MHz
START
. 100
000
MHz
STOP
50 . 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.
Inc.
www.krfilters.com
KR 2405 HDTV Filter
Specifications
Parameter
Specification
Filter type
Lowpass
Insertion Loss
< 1.5 dB
Passband Ripple to 10 MHz
< ± 0.1 dB
Passband Ripple to 15 MHz
< ± 0.2 dB
Group Delay Ripple to 10 MHz
< ± 4 nsec
Group Delay Ripple to 15 MHz
< ± 6 nsec
Start of Stopband
Stopband Attenuation
Source & Load
18.5625 MHz
> 40 dB
75 Ω
Physical Dimensions
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2001, KR Electronics, Inc.
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 2