WXPN 88.5 Philadelphia


The "Gross" tower with several FMs on it.


At the very top is 88.5 WXPN (5 bay ERI) and a 2 station main, 1 aux cavity back antenna.


A wider view


The WXPN transmitters, main and aux.


Another view.


The bandpass filter used to keep the other FMs and Channel 6 out of the transmission system and vice versa.