KTPX-TV


KTPX-TV, virtual channel 44, is an Ion Television owned-and-operated station serving Tulsa, Oklahoma, United States that is licensed to Okmulgee. The station is owned by West Palm Beach, Florida-based Ion Media Networks. KTPX's offices are located on East Skelly Drive in Tulsa, and its transmitter is located near Mounds, Oklahoma. On cable, the station is available on Cox Communications channel 4 in both standard and high definition.

History

The station first signed on the air on July 3, 1997, as KGLB-TV; it originally carried programming from Paxson Communications' infomercial service, the Infomall Television Network. The station became a charter owned-and-operated station of Pax TV when the network launched on August 31, 1998; on that date, the station changed its call letters to KTPX-TV.

Digital television

Newscasts

Until 2005, KTPX aired rebroadcasts of NBC affiliate KJRH-TV's 6:00 p.m. and 10:00 p.m. newscasts at 6:30 p.m. and 10:30 p.m on tape delays.

Analog-to-digital conversion

KTPX-TV shut down its analog signal, over UHF channel 44, on June 12, 2009, the official date in which full-power television stations in the United States transitioned from analog to digital broadcasts under federal mandate. The station's digital signal remained on its pre-transition UHF channel 28. Through the use of PSIP, digital television receivers display the station's virtual channel as its former UHF analog channel 44.