San Diego County fire radio channels 2021 vhf

https://exams.sdfdtraining.com/bc/res/comm/XSD%20LG%20MZ%20VHF%20Fleetmap%202021%20Ver.B,.pdf

primary radio channels for most of the FDs are on the county TRS -
however the military FDs are on a 400 mhz TRS - and the usfs are on
vhf highband