AM 1220 is a Mexican clear channel frequency; because of this, KLDC broadcasts at a low power at night of only 12 watts to prevent interference with other stations. Daytime power is also fairly low, at 1,000 watts. By contrast, KOA in Denver runs at 50,000 watts around the clock.
History
KLDC signed on in September 1954 as KFSO.
The station was previously known as KLVZ. On September 10, 2007, the station changed its call sign to KLDC.
Logo when simulcasting with 95.3
Its transmitter is located on Ruby Hill in Denver. Its backup transmitter is in Westminster at the KLZ Transmitting site.