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32 of 32
Model 13352, 13362, and 13372 Addressable Amplified Speaker Assemblies
Pub.: 43004-030A
d:\radio products-draft\gtc 43004\43004-030a\43004-030a.doc
06/05
Definitions and Acronyms
Term
Definition
CSQ
Carrier squelch
TPL
Tone Private Line
- A means of grouping users of a common radio channel. Subaudible
tones are transmitted with audio; a particular radio's speaker (or the speakers of a group
of radios) will unmute to broadcast a transmission only if the associated subaudible tone
identifies it as belonging to the radio’s user group.
DPL
A system analogous to TPL but using low speed digital signaling instead of subaudible
tones.
dBm
A measurement of decibels per meter (sound pressure level).
Ah
Ampere-hour
is the unit quantity of electricity carried past any circuit point in one hour
by a steady current of one ampere.
