Snohomish County PUD Radio Operations Manual • Rev. 6/03
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Section V
SECTION V: GENERAL INFORMATION
This section contains information applicable to the use of mobile radios within the
PUD radio system.
What You Will Learn: The objective of this section is to explain the
In This Section PUD’s radio system. You will learn about:
• coverage and transmitting distance of the
radio system
• radio assignments
• groupings of radio users [Talkgroups]
• the computerized radio system’s configuration
•what happens when parts of the radio system
fail
What Questions This This section answers the following questions:
Section Will Answer: 1. What is the coverage and transmitting dis-
tance of the radio system?
2. How are radio ID numbers assigned?
3. Who will have radios?
4. What are Talkgroups?
5. How does the computerized radio system
work?
6. What happens when the computer system
fails?
General Information Concepts
The PUD is installing a computerized radio system to provide:
• Emergency alarm capabilities.
• Better communication for field staff through the use of a repeater system
that allows everyone in a Talkgroup to hear both sides of conversation
within that Talkgroup.
• More available channels.
• Increased coverage.
• Access to the telephone system for making and receiving telephone calls.
• Paging capabilities.
• An electronic event log for easier troubleshooting.
The Telecommunications Department is responsible for maintaining the Ra-
dio System. It maintains an inventory of radios, programs the radios, and assigns
a unit number to each one.
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