Motorola MCS 2000 Service Instructions Manual page 241

Term
SRIB
SYN SEL
system select
talk group
TSOP
µC
VCO
VCOB IC
68P81083C20-D
Smart Radio Interface Box. Further than providing level shifts and signal
separation to allow radio to connect to computer serial port, the SRIB
also has electronics and software to allow FlashPort operation.
standby mode: An operating mode whereby the radio is muted but still
continues to receive data.
Synthesizer select line; activates the synthesizer when low.
system central controller: Main control unit of the trunked dispatch
system; handles ISW and OSW messages to and from radios in the
field (See ISW and OSW).
The act of selecting the desired operating system with the system select
switch (also, the name given to this switch).
A collection of radios using the same communication path.
Acronym for Thin Small-Outline Package, a new package being used for
memory modules, typically less than .060"/0.15 cm thick.
transmission time-out-timer: A timer that limits the length of a
transmission made over a channel.
Microcontroller.
Voltage-controlled oscillator: an oscillator whereby the frequency of
oscillation can be varied by changing a control voltage.
Voltage-controlled oscillator buffer integrated circuit.
Definition
Glossary-3
December 6, 2004