The combined overall household rating for Senator Barack Obama’s Wednesday night infomercial, in the top 56 local television markets where Nielsen maintains electronic TV meters, was 21.7.
Obama’s simulcast is the first to be aired by a presidential candidate since Ross Perot ran a political telecast on the eve of Election Day in 1996.  That program was watched by 16.8% of all households nationwide.
Ross Perot also ran a series of 15 political telecasts during the 1992 presidential election.
In comparison, the final debate between the two presidential candidates received a 38.3 household rating in the top …