> > If you rotate the cabinet does the pattern change? Could be environmental. > > If you run a drill or hair clippers in front of the monitor does it degauss? (poor > mans degauss coil) > > Have you checked your b+? > > Are you sure the new yoke you put on was specked for the tube you are using? I've > seen people do tube swaps that aren't really compatible with the chassis/yoke they > are using. They work, but always have some sort of artifact on screen. > > What type of monitor is it?
arcade monitor wei-ya 820h w/ vertical H/L switch. checked b+, nothing. yoke low impedance 14 ohms.
also happens in the monitor mounted horizontally, but it is well less perceptible... (see pics)
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