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dual 506-1

  1. Hanspecans

    Dual 506-1 Scratching Sound.

    My lovely Dual 506-1 is having an increasing problem with a scratching sound that seems to be originating from the speed pulley. This sound also happens with no belt. When I touch the plastic housing (counter bearing) that partially encases the pulley I can feel some scratching. But it’s...
  2. Hanspecans

    Stylus needs much more force than specified

    I have talked about this issue in my Dual 506 thread but I feel like it will get overlooked being very specific title. This topic may be more general and not a dual issue. Background. I have finally gotten a proper counter weight for my dual 506 and noticed that the specific tracking force...
    • Hanspecans
    • Thread
    • dual 506-1 ortofon dn155e tonearm balance
    • Replies: 38
    • Forum: Turntables
  3. Hanspecans

    Dual 506-1 issues

    I know there are multiple threads about this unit but they haven’t been updated in over 10 years. I posted to one here but no traction. 'Grounding issue with a Dual 506' https://audiokarma.org/forums/index.php?threads/grounding-issue-with-a-dual-506.351840/post-17324595 You can read there...
  4. David_NC

    Dual 506-1 Speed Irregularity

    I was playing a record on my 506-1 a week or so ago, and I noticed it sounded like a slight speed slowdown every so often. I don't recall if it's every RPM or every 1/2 RPM or whatever, but watching the strobe confirmed it. The speed will be perfectly fine, the 'dots' on the platter edge will...
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