KR 2770

KR Electronics, Inc.
KR Electronics
www.krfilters.com
General Description
Features
• Surface Mount Package
• 50 Ω Source and Load
KR 2770 is a 109 MHz bandpass filter with a minimum
1 dB bandwidth of 4 MHz. Other center frequencies and
bandwidths available. Please consult the factory.
Typical Performance
Passband Amplitude & Group Delay
Overall Response
(0.5 dB/div & 10 nsec/div)
(10 dB/div)
22 May 2007 11:00:25
22 May 2007 10:59:09
CH1
CH2
S 21
S 21
log MAG
delay
.5 dB/
10 ns/
CH2
REF -3 dB
REF 105 ns
S 21
log MAG
10 dB/
REF 0 dB
PRm
Cor
1
PRm
PRm
Cor
Cor
2
Smo
CENTER 109.000 000 MHz
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2007, KR Electronics, Inc.
SPAN
4.000 000 MHz
CH2 CENTER 109.000 000 MHz
SPAN 100.000 000 MHz
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 1
KR Electronics, Inc.
www.krfilters.com
KR Electronics 2770 Bandpass
Specifications
Parameter
Specification
Filter type
Bandpass
Center Frequency
109 MHz
Insertion Loss
Bandwidth (1 dB)
< 6 dB (5 dB typical)
4 MHz min
Attenuation at 94 MHz
> 40 dB
Attenuation at 124 MHz
> 40 dB
Source and Load
50 Ω
Physical Dimensions
Notes:
1. Surface mount package — Metal cover, open frame
2. Dimensions in inches
3. Max reflow temperature 209° C for 10 sec
4. If boards are cleaned after installation, units must be completely dried
KR Electronics, Inc.
91 Avenel Street
Avenel, NJ 07001
© 2007, KR Electronics, Inc.
Web
Email
Phone
Fax
www.krfilters.com
[email protected]
(732) 636-1900
(732) 636-1982
Page 2