2812

KR Electronics, Inc. KR Electronics General Description KR 2812 is a 174 MHz lowpass filter. The filter has a minimum 50 dB of attenuation at 225 MHz. Other bandwidths available. Please consult the factory. www.krfilters.com Features • Sharp Transition to Stopband • >50 dB Stopband, 70 dB Typical • 50 Ω Source and Load • SMA Connectors Typical Performance Passband Amplitude & Group Delay (0.5 dB/div & 10 nsec/div) 12 Jan 2008 13:10:37 CH1 CH2 1 PRm Cor S 21 S 21 log MAG delay .5 dB/ 10 ns/ REF 0 dB REF 0 s Overall Response (10 dB/div) 12 Jan 2008 13:09:20 CH1 S 21 log MAG 10 dB/ REF 0 dB PRm Cor PRm Cor 2 START 1.000 000 MHz STOP 174.000 000 MHz CH1 START 1.000 000 MHz STOP 3 000.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 © 2008, 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 2812 Lowpass Specifications Parameter Filter type End of Passband < 2 dB (< 1 dB typical) Start of Stopband >50 dB (> 70 dB typical) Source and Load Specification Lowpass 174 MHz 225 MHz 50 Ω www.krfilters.com 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 sales@krfilters.com (732) 636-1900 (732) 636-1982 Page 2