Tait International Limited TBCH1A User Manual
18
Description
TB9400 Installation and Operation Manual
© Tait Limited April 2014
1.6
Licenses
Some operational functions of the base station are controlled by licenses.
These functions will not work unless you purchase the appropriate feature
license and enable the feature set controlled by that license. The feature sets
currently available are listed below.
These functions will not work unless you purchase the appropriate feature
license and enable the feature set controlled by that license. The feature sets
currently available are listed below.
P25 Common Air
Interface
Allows the base station to go into Online mode. Base stations are always
provided with this license.
provided with this license.
P25 Trunking
Operation
Allows the base station to participate in a trunking system. Without this
feature, the base station cannot provide a control or a status connection to
a trunking site controller and it cannot function as a control or traffic
channel.
feature, the base station cannot provide a control or a status connection to
a trunking site controller and it cannot function as a control or traffic
channel.
Networking with
Centralized Voter
This feature is required in any base station that is used in a voted
configuration, such as simulcast. It also allows a base station to act as a
central voter.
configuration, such as simulcast. It also allows a base station to act as a
central voter.
Simulcast
Transmitter
This feature is required in base stations that have transmitters and belong
to a simulcast network.
to a simulcast network.
Linear Simulcast
Modulation
Allows the base station to transmit using the LSM modulation scheme.
This scheme allows increased site separation in simulcast networks.
This scheme allows increased site separation in simulcast networks.
Failsoft for P25
Trunking
Allows trunked channels that become isolated from a site controller to
perform simple conventional operation and to interface to a digital dispatch
system. If a trunked channel consists of several base stations in a channel
group, only the central voter (normally the master) needs this license. It is
then able to become the failsoft repeater for that channel group.
perform simple conventional operation and to interface to a digital dispatch
system. If a trunked channel consists of several base stations in a channel
group, only the central voter (normally the master) needs this license. It is
then able to become the failsoft repeater for that channel group.
P25 Phase 2
Operation
(not yet available)
This feature will allow the base station to operate in trunking mode using
two-slot TDMA as defined by the P25 Phase 2 standard.
two-slot TDMA as defined by the P25 Phase 2 standard.