The station has since switched to digital operations on channel 29.

The Valhalla became a fully digital operation in 2005.

Its digital operation, combined with its investment portfolio, is valued at more than $2 billion.

Its entire digital operations now accounts for 30% of its revenue.

And do companies really need 24/7, or would 23/7 be better, giving the people who run these digital operations a window to maintain the machinery?

The station began digital operation under program test authority on October 30, 2008.

Station managers also grew concerned about the cost of converting to digital operations, something they were reluctant to pass on to their financial supporters.

As of April 5, 2009, all stations have converted to digital operations only.

The name changed in January 2008 to reflect the widening nature of digital operations.

"We continue to benefit from very strong double-digit advertising growth at our digital operations, particularly About.com," she said.