 East Texas Broadcasting Company immediately filed a request for a hearing with the Commission, which was granted on February 27, 1940.KGKB was allowed to continue operations during this period, and was Federally mandated to change the operating channel from 1500 kHz to the current 1490 kHz, using the same 250 watt power level, as a part of the NARBA reallocation.KGKB officially moved to 1490 on March 24, 1941.