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 (DIY)B1 buffer pre-amp PCB (Jilid 2)

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+31
alius
Nico Endra
indra_co_maniz
Moegeni
im4m_okee
Arief-B
davesg88
didiet78
ervinl
didiks
ferynov
dono
jascool
opa teguh
m461c14n
bayu_er
alfiore
dmiko
gwendy
terry
yoko_pratama
bayoex
crt
Ady Mardianto
eudea
bayu_107
sutantoroy
yadi
sithot28
bjO
Antoni Pasaribu
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AuthorMessage
Antoni Pasaribu
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Antoni Pasaribu


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyThu Mar 11, 2010 12:40 am

First topic message reminder :

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(DIY)B1 buffer pre-amp PCB

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crt
Udah bintang 3 lho
crt


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyWed Apr 07, 2010 4:37 pm

@ferynov

Wahh --> Akhirnya Nongol Juga B-1 Buffernya. SIP!

Kalau ada proyek-proyek lainnya (yang disembunyikan) monggo DIGELAR DISINI! Smile
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ferynov
Mulai Betah
ferynov


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyWed Apr 07, 2010 8:35 pm

@crt ... lha bukannya proyek bro lebih banyak dari saya.. dan sudah sukses pula.. :bir:
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opa teguh
Udah bintang 3 lho
opa teguh


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyWed Apr 07, 2010 10:39 pm

lho...ga ada yang komen 3875 nya mas ferry?...
ayo mas ferry jelasin dunk itu 3875nya pakai komponen apa & nilai2 nya , trims
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http://teguhps-goodbaddesignanddiy.blogspot.com/
terry
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyThu Apr 08, 2010 10:20 am

takut OOT opa Very Happy
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ferynov
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ferynov


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 12:39 am

@opa_T komponen campuran, elco pan 2xFC 1000 uF,4xR generic,1 wima ,1 R semen, jumlah komponen 'cuma' ada 8 saja...menurut saya 3875 ini lebih melow (utk vokal lebih sip)dari kakaknya 3886 yang saya punya...(maaf agak OOT)
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opa teguh
Udah bintang 3 lho
opa teguh


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 12:51 am

...trims...& 'di maaf ken' he he..sama mas terry
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sithot28
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 8:34 am

@mas yuda,
Setelah ganti relay, apakah masih ada dengung ketika power ON dan relay belum 'klik' ??

tq
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eudea
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eudea


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 8:42 am

@mas sithot : ganti relay ke NAIS bikin relaynya ndak bunyi klik dan cuma muncul dengung. dan karena belom nemu BC517 akhirnya ya saya kasih 100nF di antara kaki B & C untuk BC546 yang sebelah kiri.
setelah dikasih remedy ini, ga ada suara dengung lagi dan langsung bunyi klik (tapi agak lama dink) soalnya saya pake 220uF buat kapasitor di bagian relaynya.
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terry
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 9:28 am

mas euda B1 sama GCnya jadi satu box ya, Kalo gak dikasih sinyal audio atau bag input gak dihubungkan apa-apa volume dalam keadaan full timbul desis gak? Very Happy
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eudea
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eudea


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 9:34 am

@mas terry:
muncul desis mas. soalnya trafo buat B1nya masih abal-abal. desisnya dari trafo kok. tapi sampai volume posisi 3/4 sih ga ada desis. kluar desis kecil kalo dibuka full.
udah pesen trafo dari LJ sih, cuma belum sempet dipasang aja. kayaknya kalo dipakein trafo ini agak mendingan tuh desisnya.
oh iya, desisnya jg berkurang setelah jalur ground di pcb B1, saya groundkan di box + resistor 10R/2W.
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bayu_107
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 9:42 am

eudea wrote:
udah pesen trafo dari LJ

pesan yang begini bukan kang

(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 4421303419_ac3309ea91

kena berapa duit sampai yogya kayak gitu?
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eudea
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eudea


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 9:47 am

@mas bayu : yap betul mas. dibawah cepek deh sampe jogja. mahal di ongkirnya doang kok. hihihihi.
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terry
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 10:08 am

berarti desis dari trafo yak, wah harus belanja lagi he..he..saya sebenarnya punya trafo bagus tapi voltasenya 18 volt bisa gak mas Euda?
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eudea
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 10:13 am

kalo ga salah, menurut bang Ode sih bisa-bisa aja. paling nanti IRFPnya yang rada panas. hihihihih. kontek bang Ode aja langsung mas.
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terry
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 10:21 am

IRFPnya panas trus bau sangit Sad walah tak hubungi bang Ode dulu deh!
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gwendy
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gwendy


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 4:25 pm

eh saya malah pake trafo CT18volt toroid tapi mosfetnya gak terlalu panas padahal blm ada heatsinknya. Very Happy
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yadi
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 4:56 pm

@gwendy: barapa ampere pa?
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crt
Udah bintang 3 lho
crt


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptyFri Apr 09, 2010 9:39 pm

Yap, seperti yang Mas Yuda Bilang
Makin tinggi perbedaan tegangan antara INPUT dan OUTPUT
IRFP Bagian Depan (deket DIODE) --> Makin HOT.

Dan Makin Besar Arus yang dilewatkan --> IRFP bagian Belakang (deket Buffernya) Makin HOT

Jadi, monggo dicoba-coba sendiri. Mana yang sesuai dengan PRICE/PERFORMANCEnya.
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gwendy
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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptySat Apr 10, 2010 7:05 am

Quote :
@gwendy: barapa ampere pa?
3 ampere
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didiks
Anggota Baru
didiks


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(DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 Empty
PostSubject: Re: (DIY)B1 buffer pre-amp PCB (Jilid 2)   (DIY)B1 buffer pre-amp PCB (Jilid 2) - Page 7 EmptySat Apr 10, 2010 8:59 am

pak gwen boleh ga outnya di cabang 2 utk PA da sub/ mungkin ada perubahan kulitas suara?
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(DIY)B1 buffer pre-amp PCB (Jilid 2)
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