Installation Manual

Table Of Contents
SPI
Serial Peripheral Interface (clock and data lines); simple synchronous serial interface for data transfer
between processors and peripheral ICs.
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Glossary of Terms and Acronyms
Squelch
Muting of audio circuits when received signal levels fall below a pre-determined value. With carrier
squelch, all channel activity that exceeds the radio’s preset squelch level can be heard.
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Glossary of Terms and Acronyms
TOT
Time-out Timer: A timer that limits the length of a transmission.
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Glossary of Terms and Acronyms
TPL
Tone Private Line.
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Glossary of Terms and Acronyms
Transceiver
Transmitter-Receiver. A device that both transmits and receives analog or digital signals. Also
abbreviated as XCVR.
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Glossary of Terms and Acronyms
Transmitter
Electronic equipment that generates and amplifies an RF carrier signal, modulates the signal, and then
radiates it into space.
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Glossary of Terms and Acronyms
Trunking
Radio control system which permits efficient frequency utilization and enhanced control features.
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Glossary of Terms and Acronyms
Tx
Transmit.
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Glossary of Terms and Acronyms
UHF
Ultra High Frequency.
See also:
Glossary of Terms and Acronyms
USB
MN003557A01-AF
Glossary of Terms and Acronyms
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