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  1. #71
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    Re: Bookshelf buat pemula ...



    Quote Originally Posted by tralala View Post
    Woow ... thanks atas pencerahannya masta Jimmy Auw ... bener2 masukan yg sangat berharga

    ane ada mimpi mo bangun speaker kayak gini ... iseng2 bikin sketnya



    kira2 masuk akal gak yah ... secara kualitas yg dihasilkan ntar
    perkiraan : tiap speaker melayani 1 channel menggunakan amplifier mono kelas AB sekitar 50watt RMS dgn xover pasif 3way ... driver pake 8 Ohm yg ada di pasaran
    jadi nantinya akan ada 1 pair buat L-R masing2 punya amplifier sendiri dgn power sendiri2 ... dengan woofer pake system isobaric
    Tiap speaker terdiri dari 3 chamber terpisah: top buat tweeter & midrange driver, middle buat naruh amplifier & power supply, bottom buat woofer

    memang aneh ... namanya juga mimpi tapi yg jadi pertanyaan : mungkinkah dgn setup seperti gbr diatas akan dihasilkan suara yg lumayan (bagus ato ancuurr) ???

    ....
    Kemungkinan besar... ancurrr hehehe...

    Begini kurang lebih alasannya:
    - Dengan gambar di sketsa, kurang lebih volume box akan cukup besar (minimal tweeter+midrange) aja uda seukuran bookshelf standar.
    - Ditambah lagi pake port? Perkiraan FR bisa sampe 50-60 Hz.
    - Ditambah sub, isobaric pula, naro di atas meja? Kamu mau pake speaker di kamar atau di diskotik? Isobaric model begitu suaranya kenceng bro, kalo kamu taro di meja mah bakalan suara ketutupan ama dia semua. Not reasonable sih menurut gue.

    Kalo buat ngejar di bawah 50 Hz yang ilang dari bookshelf, mending kamu bikin/beli subwoofer 8-10" yang ada di pasaran. Pastiin aja dia punya settingan phase dan cut-off... setel di 40 Hz, atur gain secukupnya. Dijamin hasilnya lebih maknyus daripada kamu pake model sketsa itu.

    Kalo masih mau trial and error, coba pake 2 buah promedia... subwoofer dua2nya taro di atas meja... kamu puter lagu deh... coba berapa lama kamu tahan denger suaranya sebelum mual2?

    FYI, isobaric lebih kenceng lagi suaranya... minimal 2x lipat...

    PS: Solusi yang lebih masuk akal, box untuk tweeter dan midrange dikecilin banget (disumpel dacron sampe mentok, sealed box aja). Dengan begini, tweeter dan midrange paling main sampe 250-500 Hz saja... nah sisanya dibantu ama satu woofer dengan Filter tambahan (prefer active bandpass). Ini akan cukup membantu...

    Thanks.

  2. #72
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    Re: Bookshelf buat pemula ...



    ^^ wowww ... untung ada yg meluruskan sebelom salah jalan

    jadi intinya emang susah buat speaker di luar bentuk2 yg sudah lazim ... di jamin ancuur yah boss ... kalo gitu mending bikin / beli ajah bookshelf + sub + amplifier = 2.1 speaker

  3. #73
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    Re: Bookshelf buat pemula ...



    maaf nih...isobaric speaker itu drivernya push-pull apa gimana??..(push Pull : driver saling tarik dan dorong)
    i don't care what you talkin bout me . just talk as much as you want .i'll never bother you ...

  4. #74
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    Re: Bookshelf buat pemula ...



    Quote Originally Posted by Damar.N View Post
    maaf nih...isobaric speaker itu drivernya push-pull apa gimana??..(push Pull : driver saling tarik dan dorong)
    Push-Push ato Pull-Pull
    kenyataan tentang orang indonesia:
    http://forum.chip.co.id/2696114-post12.html

  5. #75
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    Re: Bookshelf buat pemula ...



    Quote Originally Posted by Radeonator View Post
    Push-Push ato Pull-Pull
    duh jadi mikir yang lain nih saya.. hahahaa...

  6. #76
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    Re: Bookshelf buat pemula ...



    Quote Originally Posted by Edmondtandra View Post
    wew jadi ngomongin lagu nih.. hehe.. nanti dibuat tread sharing lagu... klo lisa ono cuma punya cdnya bossa americana.. album lainnya download..

    coba cd carla bruni bro.. vokal jazz latin.. nampol suaranya..

    ini carla bruni bukannya istri nya si sarkozy?

  7. #77
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    Re: Bookshelf buat pemula ...



    Iye betul, istrinya presiden si nicholas sarkozy. Presiden Prancis, suaranya serak2 basah tuh si carla. Mantep emang

    GOT PROBLEM WITH THAT ???




 

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