However, in contrast to the single tower non-directional antenna used on 1400 kHz, operation on 850 kHz required constructing a large and complicated nine-tower directional array, sited on  in Paint Township, Somerset County, Pennsylvania.
The use of a single tower antenna for 1400 kHz contrasted with the need for a large and intricate nine-tower directional array for 850 kHz broadcasting. This difference highlights the specific requirements of each frequency band.