CNBC dominates television screens in most Wall Street offices, and has maintained a grip on the market since CNN shuttered its business channel, CNNfn in 2004.
But Fox Business Network, or FBN, is already confident of widespread distribution, because major US cable operators Comcast and Time Warner have pledged to broadcast it, according to Fox.
The new channel comes amid his hostile bid to buy Dow Jones & Co., which is controlled by the Bancroft family and includes the prestigious financial daily The Wall Street Journal.
"With News Corp. moving forward on FBN with or without DJ (Dow Jones), it sends a clear message to the DJ Board and the Bancrofts that News Corp. does not have to own DJ," said analyst firm Pali Research.
However, being able to take