FTM-3200 / Priority Channel Display In memory mode, frequency display, the frequency will display as P45.250 when you know you entered the frequency as 145.250 or as "PEST" when you know you entered "TEST" as the name.

The "P" indicates your Priority Channel.

In the programmer, the priority channel is set by selecting the channel you want to use in that function then clicking Edit | Set Priority Channel from the menu at the top of the screen.