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  • Yet More IF Filters

    From G8MNY@4:902/6 to WW on Wed Dec 11 05:58:02 2024

    To : TECH@WW

    From G3YRH @GB7CAM.#12.GBR.EU
    Date:26-12-02 Time:21:37Z

    Filters CFM/LFC Series
    -6dB -50dB Zo
    CFM455H/LFC6 6kHz 16kHz 1.5k
    CFM455G/LFC8 8kHz 20kHz 1.5k
    CFM455F/LFC12 12kHz 24kHz 1.5k
    CFM455E/LFC15 15kHz 25kHz 1.5k
    CFM455D/LFC20 20kHz 28kHz 1.5k

    CFG/SLF Series
    -6dB -80dB Zo
    CFG455I/SLFD4 4kHz 10kHz 1.5k
    CFG455H/SLFD6 6kHz 15kHz 1.5k
    CFG455G/SLFD8 8kHz 18kHz 1.5k
    CFG455F/SFD12 12kHz 25kHz 1.5k

    455D Discriminator for 15kHz

    CFS/LFD Series
    -6dB -80dB Zo
    CFS455J/LFD2 3kHz 9kHz 2k0

    CFU/LFB & CFW/LFH Series

    -6dB -40dB
    LFB4 4kHz 15kHz
    LFB6/CFU455H 6kHz 18kHz
    LFB8 8kHz 21kHz
    LFB10 10kHz 23kHz
    LFB12/CFU455F 12kHz 26kHz
    LFH6S/CFW455HT 6kHz 14kHz
    LFH8S 8KHZ 18KHZ
    LFH12S/CFW455FT 12kHz 22kHz

    SSB Filter Zo
    CFM455J1 2.6kHz min 8kHz @ -60dB 2k0

    CERAMIC Filters for FM 5-30MHz

    SFE6.0MA 6.0MHZ TV SIF
    CFSE10.7 Replaced by CFSH10.7MI
    SFE10.7MA 10.7MHz/280kHz BW
    CFSB10.7 10.7MHz/180kHz mono
    SFE10.7MJ 10.7MHz/150kHz mono
    SFA10.7MF 10.7MHz/50kHz scan det
    SFE10.7ML 10.7MHz/280kHz linear phase
    SFE10.7MX 10.7MHz/250kHz linear phase
    CFSH10.7M1 10.7MHz/280kHz
    CFSH10.7M2 10.7MHz/240kHz
    CFSH10.7M3 10.7MHz/180kHz
    CDA10.7MA 10.7MHz/ceramic detector
    SFE27MA 27MHz /RC bandpass
    SAF10.7MC-Z SAW for ultra linear phase

    Mechanical IF Filters
    min 6dB b/w in/out
    CFM2455A 455kHz 4kHz 1k/1k5
    CFM2455B 455kHz 6kHz 1k5/2k
    CFM2455C 455kHz 8kHz 2k/2k
    CFM2455D 455kHz 10kHz 2k/2k
    CFM2468B 468KHZ 6kHz 1k5/2k

    Ceramic Resonators

    CRM455 455kHz parallel
    CRM460 460kHz parallel
    CRM500A 500kHz parallel
    CFE455 455kHz series
    CRM560 560kHz parallel
    CSA1.0MK 1000kHz parallel

    Mechanical Filters for SSB

    MF45510AZ121 2kHz @ 6dB 4.3kHz @ 60dB Ripple 0.9dB
    MFL45501L 2.1kHz @ 6dB 5.1kHz @ 60dB

    Crystal Filters

    2 pole types
    10M15A 10.7/15kHz @ 3dB
    10M08AA 10.695/8kHz
    21M15A 21.0/15kHz @ 3dB
    45M15A 45.0/15kHz @ 6dB
    75M25A 75.0/25kHz @ 6dB

    8 pole types
    10M22D 10.7/2.2kHz @ 6dB
    10M8D 10.7/8kHz @ 6dB
    10M8DB 10.7/15kHz @ 6dB
    10M15D 10.7/15kHz @ 6dB
    10M02DS 10.7/2.2kHz
    21SO8DA 21.4/7kHz @ 3dB

    Helical Filters
    Freq 1dB b/w
    252MT1001A 435MHz 12MHz
    252MT1090A 470MHz 8MHz
    252MT1127A 463MHz 12MHz
    252MN1111A 432MHz 7MHz

    rgds Brian g3yrh@gb7cam


    Why don't U send an interesting bul?

    73 de John G8MNY @ GB7CIP

    -----------------------------------------
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    --- Mystic BBS v1.12 A48 (Linux/64)
    * Origin: ARGEN-X BBS (4:902/6)