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speed adjustment

  1. B

    Sony PS-X6 and X7 Hall Gain and RPM Offset adjustment

    Hi All, been restoring a Sony PS-X6 and X7. Did full recap and mechanical rebuild with new grease. They run beautifully, mechanically. There is a catch however. The X-7 has a wow2sigma flutter of 0.01, superb. The X6 has a wow2sigma flutter of 0.1, not great. So i want to adjust the hall gain...
  2. Dvanamps

    Technics SL-110 Restore

    Hi all Just purchased a new project and wondered if the group could help me to troubleshoot the problems being faced. The deck is an old Technics SL-110 (very similar to the SL-1100) with the following issues. No power on light on startup (very faint and flickering) Turns irregularly at...
  3. patslice

    Vintage Sony TTS 3000 - 45 Spinning too fast ! Help me diagnose the problem...

    Hello! I'm helping a friend repairing his beautiful vintage Sony servo TTS-3000. The problem is only on the 45rpm side: it spins way too fast, at around 75rpm. 33 is working perfectly. Under the unit there's a screw to adjust the speed of both 33 and 45. The 33 allows some small adjustments...
  4. T

    Sony PS-X4, X5, X6, X7 speed potentiometer adjustment

    I've recently got a Sony PS-X4. The speed was floating! I cleaned all the potentiometers and adjusted the speed to 33.33 rpm without the jumper wire between the pins 8-9 according to the service manual. I untied the jumper wire, however, I couldn’t tie it back I soldered two small...
  5. kanjo

    How do you adjust capstan motor speed on the Nakamichi DR-10?

    I just recently changed the capstan belt for the Nakamichi DR-10 now it is playing slow but still playable, I want to adjust speed back up to normal but I don't know how to adjust it.
  6. J

    Technics SL-D3 speed issue- slightly fast

    Hello all, My TT has been rock solid for a long time. Tonight however the speed was off. I tried adjusting the pitch dial, but even when turned all the way right(?) it’s still a little too fast and the strobe is walking slowly to the left. It stays locked in at this speed, but it’s too fast...
  7. A

    Help - belt drive speed adjustment busted?

    TT is a Realistic Lab-290. It was playing a bit fast so I went to adjust it. As I toyed with it some hardware broke off (pictures attached). Is this something I can fix or do I need a technician on this?
  8. M

    Nakamichi DR-2 plays faster than normal.

    Hello, I have been following this forum for years, and learned a lot from you, I am a user of a nakamichi dr-2, which I have not been able to make work correctly, it has a problem with speed, when a tape starts to play it works faster than normal, it sounds good but fast, when the tape has...
  9. razpones

    Sony TC-255 speed adjustment

    So I had an other thread on this same tape deck, but I thought to open a new one on this particular problem in case others might google it. I have been working to fix this tape deck and now I am trying to figure out how to adjust the speed, in other cassette decks there is usually a...
  10. bluenote79

    Thorens TD 160 (spindle size and 45rpm speed problem)

    Hi guys, I have recently purchased a really nice TD 160 turntable. I've got it all set up and am super happy with it, except for 2 issues. 1. The spindle is really, really tight on some records. Not all of them, and it doesn't seem to care what decade the records were produced in. Some...
  11. S

    Pioneer Prelude 4000PL speed issue

    Hi all, I've come into possession of a Pioneer Prelude 4000 PL from my dad. I've never owned a TT before and have been tinkering around with it and researching the basics but I have the following issue: It seems to be running a fraction slow. I'm not sure if the belt has ever been replaced...
  12. cmcguire

    Mission 775s Running Fast

    I picked up a very nice Mission 775s yesterday for an absolute song and I'm noticing that it's running a little fast. I've searched for a solution but given the relative obscurity of this table it's difficult to find much info. I have read the original manual and it doesn't mention any ability...
  13. VinyylScott

    Marantz 5220 playback too fast

    I'm new to AK and did perform a search on my issue first but did come up empty so I hope someone here can help. I have a Marantz 5220 which works very well and has had it's belts replaced recently. When playing tapes however, the tapes play a bit too fast when compared with a digital source...
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