Editing WMMR (section)

===1940s===
On February 11, 1941, the [[Federal Communications Commission]] granted Pennsylvania Broadcasting Company a construction permit for a new FM station on 44.7&nbsp;MHz on the original 42-50&nbsp;MHz FM broadcast band with the W47PH [[call sign]]. The construction permit was modified on November 4, 1941, when the FCC reallocated the station to 44.9&nbsp;MHz with a corresponding call sign change to W49PH. The FCC also on this date granted the station authority for the first time to begin broadcasting.<ref name="historycards">{{cite web|url=https://cdbs.recnet.com/corres/?doc=82052 |title=History Cards for WMMR |website=fcc.gov |publisher=[[Federal Communications Commission]] |access-date=April 8, 2018}}</ref> The station [[sign-on|signed on]] for the first time on April 20, 1942,<ref name="BPP"/> and was granted its first license on March 2, 1943.<ref name="historycards"/> Programming was initially a [[simulcast]] of sister station [[AM 610]] [[WTEL (AM)#History|WIP]].

On November 1, 1943, the station was assigned the WIP-FM call sign.<ref name="historycards"/> After the FCC created the current FM broadcast band on June 27, 1945,<ref>{{cite web |url=https://apps.fcc.gov/edocs_public/attachmatch/DOC-310574A1.pdf |title=In the Matter of Allocation of Frequencies to the Various Class of Non-Governmental Services in the Radio Spectrum from 10 Kilocycles to 30,000,000 Kilocycles (Docket No. 6651) |date=June 27, 1945 |website=fcc.gov |publisher=[[Federal Communications Commission]] |access-date=April 7, 2018}}</ref> Pennsylvania Broadcasting applied to the FCC for a construction permit on October 24, 1946, to install a new transmitter and antenna for operation on 97.5&nbsp;MHz. On July 10, 1947, the FCC reallocated the station to 93.3&nbsp;MHz, modifying the construction permit. The commission granted Pennsylvania Broadcasting a new license for the station for operation on 93.3&nbsp;MHz on December 22, 1948.<ref name="historycards"/>