 The station first broadcast on UHF analog channel 48 for the first two years on the air, then moved to channel 31 in 2001 as WPBM-LP, as part of the digital television conversion.Since then, the station was branded as TV 31, Proclaim Broadcasting.WPBM discontinued its analog signal and converted to digital broadcasting in December 2009 on channel 46, but it is displayed as channel 31.1 through the use of PSIP.