WIAV-LP 4 is transmitting as Analog UHF 58 and Digital UHF 44 , UHF 44 shows up in the digital channel tvfool radar report. And here is information about WIAV , it looks like a English language Asian channel ,
http://en.wikipedia.org/wiki/WIAV-LP. WDCN-LP 6 Analog tv is transmitting as a Spanish Radio station. ,
http://en.wikipedia.org/wiki/WDNC-LP. W22DA digital channel 3 is Three Angles Broadcasting.