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adjustments

  1. forceof1

    Selecting an Oscilliscope

    My Pioneer PLL-1000 is out of whack and apparently I need an oscilliscope to give it a tune up. I have to attenuate the signal between 2 points into specification. 2 Channel I'm assuming, but how many MHz? In the svc. manual I'm getting figures like ........Adjust time constant to 1.06 +- 0.1...
  2. Dubestar

    Denon DP-37F Turntable automatic needle drop stops a little short? Help

    Hello, I purchased this table recently and it is like new and works great. There is one small issue. When I hit the auto start the tonearm sets down just a bit too short and doesn't catch the record. This is a fully automatic direct drive table. I have the manual but there is nothing about...
    • Dubestar
    • Thread
    • adjustments denon denon dp-37f denon dp47f direct drive fully automatic help needed tonearm problems turntable
    • Replies: 8
    • Forum: Turntables
  3. Halisson

    Pionner Qx-949 - How to adjust sound level indicator Front Panel?

    I have the indicator of sound front panel, front L-R, and rear L-R has with volume 0, and there are some sound still goes. volume potentiometer is OK to GND, and to increase the volume, I still feel a loss of 10% right rear. The volume is the same for all outputs (4) of analysis the...
  4. Richs_Trains

    HELP.... Marantz 4230

    Well, I thought I completed a sucessful recap of the amp and power supply boards in my 4230, but when I go to set the 'audio adjustment' as described in the SM, connecting a DVM to Pin 711 (-) and Pin 717(+) and set for 15mv dc, likewise Pin 712 (-) and Pin 718 (+). On the right channel the...
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