Girard Tower: Ch#..Transmit Freq.....Receive Freq.....CTCSS Tone.....Code................. 01....460.550 MHz.......453.550 MHz.....173.8 Hz.......6A................... 02....460.550 MHz.......453.550 MHz.....114.8 Hz.......2A................... 03....460.550 MHz.......453.550 MHz.....192.8 Hz.......7A................... 04....460.550 MHz.......453.550 MHz.....151.4 Hz.......5Z................... Edinboro Tower: 01....453.550 MHz.......460.550 MHz.....173.8 Hz.......6A................... Base Station Control Tones: High Level Guard Tone:..............2175 Hz (150 msec) Channel Guard Disable:..............2050 Hz Transmit F1:........................1950 Hz Transmit F2:........................1850 Hz Transmit F3:........................1350 Hz Transmit F4:........................1250 Hz Transmit Hold (Low Level Gard):.....2175 Hz