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| KR Electronics 2538 Bandpass Filter General Description KR Electronics, Inc. www.krfilters.com KR 2538 is a 85 MHz surface mount bandpass filter. Other cen- Features ter frequencies and bandwidths available. Please consult the fac- * Surface Mount Package tory. * Sharp Transition to Stopband * 20 MHz 1 dB Bandwidth * 50 Source and Load Typical Performance Passband Amplitude & Group Delay (1 dB/div and 5 nsec/div) 3 May 2004 14:34:24 CH1 CH2 PRm Cor 1 Cor Overall Response (5 dB/div) 3 May 2004 14:25:32 CH1 S 21 log MAG 5 dB/ REF 0 dB S 21 S 21 log MAG delay 1 dB/ 5 ns/ REF 0 dB REF 50 ns PRm 2 PRm Cor Smo CENTER 85.000 000 MHz SPAN 100.000 000 MHz CENTER 85.000 000 MHz SPAN 20.000 000 MHz KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 (c) 2004, 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 Electronics 2538 Bandpass Specifications Parameter Filter type Center Frequency Insertion Loss Min 1 dB Bandwidth Attenuation at 65 MHz & below Attenuation 105 MHz & above Source and Load Specification Bandpass 85 MHz < 4 dB (1 dB typical) 20 MHz > 35 dB > 27 dB 50 www.krfilters.com Physical Dimensions Notes: 1. Surface mount package -- Metal cover, open frame 2. Dimensions in inches 3. Use SN60 or SN63 solder during installation 4. If boards are cleaned after installation, units must be completely dried to remove any entrapped moisture that will effect electrical performance KR Electronics, Inc. 91 Avenel Street Avenel, NJ 07001 (c) 2004, 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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