KGMC shut down its analog signal, over UHF channel 43, on June 12, 2009, the official date on which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate.
On June 12, 2009, KGMC discontinued its analog signal broadcast over UHF channel 43, which was the day that all full-power television stations in the United States switched from analog to digital broadcasting as mandated by federal law.