1EXシリーズ・スピーカー ... - Pioneer pioneer rd (vol16,no2/2006) を高次元で両立したスピーカーを作ることであった。そ のtad-m1の再現性に肉薄するパイオニアブランドのフ

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  • AV

    91PIONEERR&D (Vol16,No2/2006)

    S - 1EXDevelopment of S-1EX speaker system

    Hiroyuki Shirakawa, Shunich Takahashi

    S - 1EX

    Summary This text presents the speaker system "S-1EX" developed as a flagship model of the pioneer brand. This describes the background technology of each element.

    : TAD

    CST

    1.

    1

    TAD TAD (Technical Audio

    Devices) 1975

    30

    ( 1)

    DVD-Audio SACD

    2003

    TAD-M1

    ( 2) TAD

    TAD

    1 TAD (b)

    (a)

  • 92 PIONEERR&D (Vol16,No2/2006)

    TAD-M1

    S-1EX( EX )( 3)

    2. EX 2

    1TAD

    1

    EX

    TAD-M1

    2.1 CST(Coherent Source Transducer)

    S-1EXS-2EX S-7EX

    18cm 3 ( 2way

    ) S-1EX S-7EX

    TAD

    CST-6001 ( CST

    )

    EXSACD DVD-Audio

    CST

    4 CST 400Hz 100kHz

    CST

    CST

    CST

    CST

    4 5

    CSTCST

    2 TAD - M1

    (a)S-1EX (b)S-2EX (c)S-7EX

    3 EX

    4 CST-6001

  • 93PIONEERR&D (Vol16,No2/2006)

    5 CST-6001

    CST

    CST

    TAD-M1

    100kHz 6

    S-1EXS-2EX S-7EX

    10

    6

  • 94 PIONEERR&D (Vol16,No2/2006)

    7 TL-0701H

    2.2 18cm

    S-1EXS-2EX S-7EX

    7 18cm

    TAD

    TAD TL-0701H

    3

    1

    CST

    ( 7)

    T

    ( )

    3

    8

    2.3

    EX

    CST

    ( )

    ( )

    3m

    1m

    3m

    ( 9)

    CST

    2

  • 95PIONEERR&D (Vol16,No2/2006)

    8

    10 100 1000 10000 10000040

    50

    60

    70

    80

    90

    100

    110

    120

    (

    )

    ( )

    2.4 ABD

    ABD(Acoustic Balance Drive)

    1

    (S-1EX 160Hz)

    9

    ( 10)

    2.5

    S-1EX

    50mm

    100mmMDF

    2

    2.6

    S-1EX 8

  • 96 PIONEERR&D (Vol16,No2/2006)

    10 ABD

    (11)

    4

    ( )

    2.7

    EX

    LPF 4 (

    LPFHPF

    HPF) 3

    24dB/oct

    400Hz2KHz

    CST

    DCR

    EX (S-2EXS-7EX)

    3. EX

    11 S-1EX

  • 97PIONEERR&D (Vol16,No2/2006)

    Air Studios

    Air Studios

    1969 ( 12)

    ( 13)

    Air Studios

    12 AIR STUDIOS

    13 AIR STUDIOS

    4. EX

    SDC(Speaker Design Center)

    PUSA(Pioneer Electronics(USA) INC)

    S-1EX

    5. EX

    PFS(Speaker Design center)PUSA

    (1) S-1EX

    2006 3 pp119-123

  • 98 PIONEERR&D (Vol16,No2/2006)

    ( )

    ( )

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