Radio Schedule Grid
from Des Moines Tribune - 1952
Notice that KRNT, KSO and WHO
all simulcast on FM.
Both KRNT and KSO abandoned their FM frequencies in the mid 50's.
WHO-FM held 100.3 until 1973 when the call letters were changed
to KLYF.
In 1960, KDMI came on the air on KSO-FM's old frequency of 97.3.
KCBC-FM programmed music and ads to city buses and left the air
in 1953.
KCBC had one of the first music
and news formats in the country and by the mid 50's
were claiming to have played more songs than any other station
in the USA.
WMT, Cedar Rapids, and WNAX,
Yankton, SD had ties with the Des Moines Register and Tribune.