KR Electronics, Inc.
KR Electronics
General Description KR 2157-125-10-50 is a 125 MHz bandpass filter. The filter has a 12.5 MHz min 3 dB bandwidth and is designed for 50 Ω source and load impedance. Other passband frequencies, bandwidths and impedances are available. Please consult the factory. Features • 125 MHz Bandpass • 50 Ω • DIP Package
www.krfilters.com
Typical Performance
Passband Amplitude & Group Delay
(1 dB/div & 20 nsec/div)
19 Jul 2007 12:03:58
CH1 CH2 S21 S21 LOG DEL 1 dB/ 20 ns/ REF 0 dB REF 20 ns CH2 S21 LOG 10 dB/
Overall Response
(10 dB/div)
19 Jul 2007 12:08:02
REF 0 dB
Cor
Smo Cor Cor
CENTER
125 . 000
000
MHz
SPAN
12 . 500
000
MHz
START
10 . 000
000
MHz
STOP
1 000 . 000
000
MHz
KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, KR Electronics, Inc.
Web Email Phone Fax
www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 1
KR Electronics, Inc.
KR 2157-125-10-50
Specifications
Parameter Filter type Insertion Loss Minimum 3 dB Bandwidth Maximum 40 dB Bandwidth Source & Load Specification Bandpass < 4 dB ( 2.5 dB typical) 12.5 MHz 100 MHz (85 MHz typical) 50 Ω
www.krfilters.com
Physical Dimensions
Metal Case Pin 1 is Input Pin 5 is Output All other Pins are Ground All leads .030” diameter Dimensions inches
KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2007, KR Electronics, Inc.
Web Email Phone Fax
www.krfilters.com sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2
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