The growth of television since 1948 has been phenomenal. There are now 108 stations in 63 communities, mostly urban, and it is estimated that there are at least 17 million receiving sets in operation. In many communities, television audiences now exceed radio audiences, except when some unusual event on radio reverses the trend. These facts have profoundly influenced advertising policies and are affecting educational broadcasting.
The recent order of the Federal Communications Commission lifting the so-called freeze on ultra high frequency (UHF) television channels as of April 14, 1952, will result in even more amazing developments. These UHF channels will not become available immediately for a number of reasons. To begin with, the commission is authorizing new stations only at a relatively slow rate for the present, although in 1953 it is expected that a large number of licenses will be granted. On the first business day after the lifting