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ARCHIVED FORUM -- April 2007 to March 2012
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This is the first Archived Forum which was active between 17th April 2007 and 1st March February 2012

 

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  • Re: Beogram 4004 problem

    Very nice Menahem. Is that a vacuum tube socket I see in the background?
    Posted to BeoGram (Forum) by Paul on 04-29-2010
  • Re: Polyester caps

    Wow,so many good responses.I'm glad I asked. On my last project,a BM3000-2,I replaced every electrolytic.Everything under 10uf was replaced with Polyester caps(most of these were originally tantalums).The balance of the electrolytics were a mixed bag of audio grade electrolytics and computer/industrial grade.This 3000-2 now sounds excellent but
    Posted to The Workbench (Forum) by Paul on 04-29-2010
  • Re: Polyester caps

    Thanks Jacques It is nice to hear some voices of reason on this subject.Glad to hear it,the polyesters are a bit hard on the wallet.I have heard much about the "evils" of electrolytics in the signal path,especially tantalums.I was always a bit skeptical,considering some fine sounding B&O gear is loaded with normal electros and tantalums
    Posted to The Workbench (Forum) by Paul on 04-28-2010
  • Re: Polyester caps

    Thanks Martin The power supply cap appears to be bad and I suspect the 2 outputs also. I have noticed this unit has more axial electrolytics than most.Some in the PS and quite a few in the MPX section.These all appear to be very bad,having obvious blow-out at the ends.Can't wait to hear this thing with some good caps in it. Paul
    Posted to The Workbench (Forum) by Paul on 04-28-2010
  • Polyester caps

    I'm getting ready to do a recap on my Beomaster 1000.My general strategy for recapping so far has been to replace all electrolytics 10uf and below with polyester caps.It is my understanding that the modern poyester caps are better in most,if not all,regards than an electrolytic.Now on the BM1000 I want to attempt to preserve the vintage warmth and
    Posted to The Workbench (Forum) by Paul on 04-28-2010
  • Re: Damping factor

    I tend to agree Simon.I have seen speaker cables costing thousands of dollars US for just a few meters!Of course the claims of Utopian sound matched the price.Clearly though,as seen by Frede's research,a good low resistance wire of suitable gauge is pretty important.Capacitance,I suppose can also be a factor as runs get longer. I was actually thinking
    Posted to Vintage Products (Forum) by Paul on 04-28-2010
  • Re: vintage speaker selection

    Thanks for the pic,Simon.That S30 looks like something I need to put on my list.This thread,like all others I have posted,has proven very informative.I started out with almost no knowledge of the real gems that B&O produced,now I have quite a few ideas.In fact,I just purchased a set of Beovox 2200s and a Beomaster1000 combo which I am very pleased
    Posted to Vintage Products (Forum) by Paul on 04-28-2010
  • My latest acquisition

    I'm excited! An exceptional Beomaster 1000 and a pair of Beovox 2200s purchased from Jeff (burantek).I couldn't be more pleased with the vintage appeal of this system.As many of you have said the 2200s are very nice little speakers.Heavy duty aluminum framed woofers,decent crossovers,very nice.Can't wait to get this kit up to spec to see
    Posted to Vintage Products (Forum) by Paul on 04-27-2010
  • Re: Damping factor

    Peter,I didn't know that the B&O engineers had done so much research on this,of course I am not surprised as they seem to have left no stone unturned in any area.I wasn't implying that the B&O cables were sub par,I was simply stating that a quality cable is,indeed very important,and that a low grade cable(or long runs as you mentioned
    Posted to Vintage Products (Forum) by Paul on 04-23-2010
  • Re: Damping factor

    Wow.Nice work Frede Amazing how poor the damping factor is on an unrestored amplifier! I was always sceptical about the importance of so called audiophile grade speaker wire but it sounds like it is indeed pretty important to have speaker cables of very low resistance.When you are talking about a fraction of an ohm of speaker wire resistance throwing
    Posted to Vintage Products (Forum) by Paul on 04-23-2010
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