Pitch Diameter and Drive Ratio. Pulleys and belts have two uses; to increase or reduce speed or torque, or to transfer power from one shaft to another. If the transfer of power is all you need, then two pulleys of the same diameter will do the trick.
Last night's Republican presidential debate drew an average of 22.9 million viewers for CNN, making it the most watched program in the network's 25-year history, the channel reported Thursday. The ratings were larger than the average NFL broadcast, at 19 million viewers, receives.
And the increasing preference of viewers to record programs and watch them later may be having some impact on the news channels as well. Fox News also had a bit of a struggle that same week, attracting 395,000 viewers in that 25-54 category (notably, the same number that CNN attracted in total audience).