https://www.faa.gov/documentLibrary/media/advisory_circular/150-5210-7D/150_5210_7d.pdf
airport fire trucks need AM radios that can transmit 5 miles each airport might have a Discrete Emergency Freq for comms between aircraft, Tower, and ARFF IC 22 pages this is pretty good actually - I dont think you will see this much (useful) guidance from any other federal agency regarding emergency communications systems -- You received this message because you are subscribed to the Google Groups "massfire" group. To unsubscribe from this group and stop receiving emails from it, send an email to massfire+unsubscr...@googlegroups.com. To post to this group, send email to massfire@googlegroups.com. Visit this group at https://groups.google.com/group/massfire. For more options, visit https://groups.google.com/d/optout.