 Effective May 29, 1950, coverage substantially increased when power was upgraded to 1000 watts day, 1000 watts directional night, and frequency shifted to 1270 kHz.As a result of interference caused to a Chilliwack, British Columbia broadcaster, KBND moved to clear channel frequency 1110 kHz on November 2, 1951.Coinciding with 1950 power increase, transmitter location shifted to an acreage outside the Bend city limits containing a newly constructed building and 2 towers required for directional operation.