Oh ya ya....thanks Bung Jim, itu mono ya sama dengan OPA27 atau OP27A dari DMI. Mohon maaf. salam, dwa ----- Original Message ----- From: "Jimmy Auw" <[email protected]> To: <[email protected]> Sent: Thursday, January 08, 2009 9:04 PM Subject: RE: [ELPOP-Audio] Re: Nge bias OpAmp di Class A & GC Homepage
> 627 seingat saya mono. gak isa tancap blas ke 2134 or 5532. > > > > From: [email protected] [mailto:[email protected]] On > Behalf Of Didik W. Adhi > Sent: Wednesday, January 07, 2009 4:52 PM > To: [email protected] > Subject: Re: [ELPOP-Audio] Re: Nge bias OpAmp di Class A & GC Homepage > > > > 5532 bisa langsung tancep dengan OP2134, OPA627 > > salam, dwa > > ----- Original Message ----- > > From: innovdesign2003 <mailto:[email protected]> > > To: [email protected] > > Sent: Wednesday, January 07, 2009 11:19 AM > > Subject: [ELPOP-Audio] Re: Nge bias OpAmp di Class A & GC Homepage > > > > kang ado, trims tips nya..omong2 semalam baru bersihin lensa sony cdp > 950, opamp nya pakai NE553200. yang ini bisa diganti langsung tancep > sama opamp apa yah? trims & salam > > TeguhPS > > O iya..STK4132 adik ipar saya ganti pot dengan alps green..sampe > terheran heran dia he he.. masih ada stok? > > --- In [email protected], Ado A <unosele...@...> wrote: >> >> DA,Untuk Gaincloner Newbie bisa jalan2 disini > :http://myweb.tiscali.co.uk/nuukspot/decdun/gainclone.htmlMaaf bukan > utk Tube mania...hehehe...BTW ada yg udah cobe Trick ini, beneran > improove gak soundnya :Biasing Op-amps to class A Well finally > replaced the veriable resistor version of my OPA 2604, with descrete > value resistors, in this case 10k. The idea is to cause a current > drain to the output stages of the opamp, by connecting a resistor to > the outputs of both channel and the negative supply. This causes the > output stages to operate in class A.So here's what to do .....Get an 8 > way dil socket and hold so that the cut out is at the top, in the > middle. Twist two 10k resistor legs together and solder to the lower > left pin. Connect one lead to the top left pin and the other to the > second from the top on the right.As the chip is now running in class A > its going to need to rid itself of a lot of excess heat, so you need > to rig a heatsink. I used a 15mm >> copper pipe and cut a 6mm length, then filed a flat section and > super glued to the top of the opa 2604. THe chip is then inserted into > the socket and the socket pluged into the PCB.How does this now sound, > I'm more weighty performance, richer and more musical. The Denon dcd > 920 is now simply stunning and get a new disc first before my other > player. I definately consider this mod if your tuning your > CDP.Salam,Ado--- Pada Rab, 7/1/09, milen007ebay <milen007e...@...> > menulis:Dari: milen007ebay <milen007e...@...>Topik: [ELPOP-Audio] Re: > lm1875Kepada: elpop-au...@...: Rabu, 7 Januari, 2009, 10:31 AMThanks > Pak Jimmy untuk inputnya. jadi saya rencana mau pake PT utk regulated > psu yg voltasenya lebih tinggi dari linear. ada schematic regulated > psu yang bagus? yang output -24vdc 0v +24vdc? erwin --- In > ELPOP-Audio@ yahoogroups. com, "Jimmy Auw" <milis@> wrote: > > Linear > dan Regulated masih diperdebatkan. masing2 ada >> jagoannya dan > tergantung aplikasinya juga. > > > > Regulated > terkenal bagus dan bersih (akurat). namun karena terlalu bersih, > > "katanya" jadi kurang natural. > > > > Linear (Non-Regulated) > "katanya" lebih as-is. banyak kaum purist audiophile > lebih seneng > jenis ini. entah karena fanatisme atau memang bener2 bagus. > > > >> SMPS (Switching) lebih baik dihindari. "katanya" banyak yang punya > > pengalaman buruk dengan power supply jenis ini (termasuk saya hehehe). > entah > mungkin karena pakenya switching abal2. kalo pake yang bagus > mungkin beda. > > > > Pemilihan jenis PSU biasanya tergantung > posisinya. ada yang karena suatu > alasan, kita terpaksa harus pake > Regulated. mungkin juga karena alasan ttt > (misal space), maka harus > pake SMPS. so pick the best aja sesuai kondisi > yang ada. > > > > > Thanks. > > > > From: ELPOP-Audio@ yahoogroups. com > [mailto:ELPOP-Audio@ yahoogroups. com] On > Behalf Of milen007ebay > > Sent: Tuesday, >> January 06, 2009 3:23 PM > To: ELPOP-Audio@ yahoogroups. com > > Subject: [ELPOP-Audio] Re: lm1875 > > > apakah itu lebih bagus > linear, regulated atau smps? thx > >> >> >> Menambah banyak teman sangatlah mudah dan cepat. Undang teman > dari Hotmail, Gmail ke Yahoo! Messenger sekarang! > http://id.messenger.yahoo.com/invite/ >> > > > > ------------------------------------ Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/ELPOP-Audio/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/ELPOP-Audio/join (Yahoo! ID required) <*> To change settings via email: mailto:[email protected] mailto:[email protected] <*> To unsubscribe from this group, send an email to: [email protected] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
