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3M method anechoic chamber

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3M method anechoic chamber

Product overview

The anechoic chamber is mainly composed of shielding chamber and microwave absorbing material. The shielding room is composed of shielding shell, shielding door, ventilation waveguide🔜 window and various power filters. According to user requirements, the shielding shell can be welded💧 or assembled. The absorbing material is composed of a single-layer ferrite sheet with a working frequency range of 30MHz ~ 1000MHz and a conical carbon sponge absorbing material. The conical carbon sponge absorbing material is made of polyurethane foam infiltrated in carbon glue solution and has good flame retardant characteristics.

Product features

  • ▪ Radiation immunity test: meet the requirements of iec/en 61000-4-3 and other standards;
  • ▪ Shielding efficiency: meet the standard en50147-1;
  • ▪ Radiation emission test: meet the requirements of EN 50022, en 50147-2, GJB 151a, GJB 152A and other standards

Product parameters

  • Internal dimension


    Space requirements


    Free space


    -


    frequency









    performance










    Field source







  • About: 9.1 x 5.8 x 5.55 meters (length x width x height)

    About: 11.0 x 7.8 x 7.0 meters (length x width x height), depending on the type of support

    About: 8.4 x 5.1 x 5.1 meters (length x width x height)

    EN 50147-1 and mil STD 285

    10 kHz

    100 kHz

    1 MHz

    10 MHz

    100 MHz

    1 GHz

    2GHz

    -

    70 dB

    80 dB

    100 dB

    100 dB

    100 dB

    100 dB

    100 dB

    -

    H

    H

    H

    E

    E

    PW

    Pw

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