Hello,

    This information is correct.  See the following link for possible remedies to "lessen" the effect:

  Reducing Unwanted Noise Through Amplifiers

  http://line6.com/community/docs/DOC-4504

   Please be sure to award Helpful and/or Correct points to community members who respond with helpful or correct answers, and close out the ticket as “answered” if your situation has been resolved.