Arbitron's sampling methodologyisFARmoreimportantthanMrorMrsDePetro's misdeeds

[Roger Kirk]

Sid Schweiger wrote:
> AC and oldies stations are often used in offices as background music, but are not normally reported in diaries because listeners tend to not recall that they heard those stations in the offices.  Hard to prove, of course, but that's one possibility.

If a person wearing the PPM at the office decides to put it on their 
desk while they work, instead of wearing it, won't that shut off after 
an hour?