Surprised listeners are upset because Stern "isn't what they tuned in to (hear), Word FM Radio Network President Charles W. Loughery told the Baltimore Sun.
Engineers place the blame on badly installed, altered or defective equipment in the cars picking up the satellite signal on the lower level of their FM dials, the newspaper said.
The National Public Radio affiliate in Baltimore says it has sent 60 complaint letters to the Federal Communications Commission, which says it is investigating the problem.
An NPR official said there are also complaints of interference from XM Satellite Radio as well and he said both satellite network providers are working with NPR to try and solve the problem.
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