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.
CNNâs drop is significant, as the network was the No. 1 cable channel in Monday-Sunday primetime and Monday-Friday prime, in terms of both total viewers and the key 25-54 news demo as recently as the week of July 25 during the Democratic Convention.