22 september 2005 specification for monolithic crystal filter m q f 1 5 0 . 8 5 - 1 5 0 0 / b 1. general 1.1. case: 1.2. type name: mqf 150.85-1500/b 1.3. number of poles: 6, 5 th overtone 1.4. operating temperature range: -20c to 70c 1.5. storage temperature range: -30c to 80c 2. electric values 2.1. nominal center frequency fo: 150.85 mhz 2.2. pass band 2.2.1. bandwidth between 3 db - frequencies: fo 7.5 khz 2.2.2. ripple: 1.0 db at fo 5.0 khz 2.2.3. insertion loss: 8.0 db ( measured on smallest attenuation in pass band ) 2.3. stop band 2.3.1. fo 25 khz 20 db 2.3.2. fo 60 khz 60 db 2.3.3. alternate attenuation 60 db ( except spurious ) 2.3.4. spurious responses: 40 db at frequencies > fo + 60 khz 2.4. terminating impedance ( input and output ): 50 // 0 pf 3. marking on the case: firm, year week mqf 150.85-1500/b 4. environment conditions: corresponding to te lefilter cf001 _________________________________________________ _____________________________________ edited by: date: ______________________ name : ________________________
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