In accordance with the treaty, clear-channel frequencies were set aside across the radio dial, at a rate of about one per 100 kilohertz, and the 1230,1240,1340,1400,1450, and 1490 channels were reserved mainly for local stations.
In accordance with the treaty, clear-channel frequencies were allocated across the AM broadcasting band, at the spacing of about one per 100 kilohertz. Also the carrier frequencies of 1230,1240,1340,1400,1450, and 1490 kHz were reserved mainly for low-powered local stations.