Application-Specific Crystal Filters

    AXTAL offers a wide variety of crystal filters:

    • Frequency range between 5 MHz and 180 MHz
    • Relative bandwidth from 0.002% to 0.2% (depending on frequency)
    • High selectivity filters: Cauer (elliptical), Chebyshev, Butterworth etc.
    • Linear phase and Selective Linear Phase (SLF) filters: Bessel, Equiripple Linear Phase, Gaussian and many others
    • Many different packages: THD, SMD and connectorised versions


    Bandwidth vs. Center Frequency Guide Chart

    Filter real


    Terms and Definitions for Filters




    For more informations see our

    Technical Introduction Crystal Filters
    (Copy from TQ catalogue 1995, author Bernd Neubig)

    Please contact AXTAL for your specific demand