KR Electronics, Inc. KR Electronics www.krfilters.com General Description KR 2811 is a 155 MHz bandpass filter. The filter has a typical 3 dB bandwidth of 95 MHz. Other center frequencies and bandwidths available. Please consult the factory. Features • 155 MHz Center Frequency • 50 Ω Source and Load • SMA Connectors Typical Performance Passband Amplitude & Group Delay Overall Response (1 dB/div & 10 nsec/div) (10 dB/div) 12 Jan 2008 12:06:03 CH1 CH2 S 21 S 21 log MAG delay 1 dB/ 10 ns/ 12 Jan 2008 12:00:26 REF 0 dB REF 0 s CH1 PRm S 21 log MAG 10 dB/ REF 0 dB PRm Cor Cor 1 PRm Cor 2 CENTER 155.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2008, KR Electronics, Inc. SPAN 100.000 000 MHz CH1 START 1.000 000 MHz STOP 3 000.000 000 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 2811 Bandpass Specifications Parameter Specification Filter type Bandpass Center Frequency 155 MHz Insertion Loss 135 to 175 MHz 3 dB Bandwidth < 1.25 dB (0.7 dB typical) 95 MHz typical Attenuation 55 MHz > 55 dB (65 dB typical) Attenuation 255 MHz > 25 dB (34 dB typical) Source and Load 50 Ω Physical Dimensions Dimensions in inches Metal Case Also available in surface mount package KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2008, KR Electronics, Inc. Web Email Phone Fax www.krfilters.com [email protected] (732) 636-1900 (732) 636-1982 Page 2