Chapter 3 . Communications and Alarms. Introduction. This chapter covers: Effective emergency response Effective telecommunication Proactive measures to ensure communication quality: Teaching communications skills to employees Upgrading communications systems
Communications and Alarms
Figure 3-1 The communications process must be complete and clearly understood in order to be effective.
Figure 3-7 This figure illustrates the work flow of call processing by a public safety telecommunicator.
Figure 3-10 Some call boxes are equipped with signal switches that allow the caller to select the type of emergency being reported.
Figure 3-16 A firefighter relays information from the fire station to the communications center via direct telephone circuit.
Figure 3-18 AVL systems help to locate the response unit closest to an incident location.
Figure 3-30 Multisite trunked radio systems provide perhaps the best coverage and also offer direct benefits associated with the most efficient use of radio resources.
Figure 3-31 This figure shows the proper use of a mobile radio microphone.
Figure 3-32 Improper use of a mobile microphone.
Figure 3-33 The user has positioned the portable radio properly and is speaking across the microphone.
Figure 3-34 This figure shows the improper positioning of a portable radio.