Biamp A4 - Manual (Page 169)

Component Objects
LPT stands for Logic Pass-Through. This example
shows a 2-channel Audio Split Pass-Through.
Split Pass-Through Output
More than one Link-Out block can be placed in
association with an existing Link-In block (see
Split
Pass-Through Input ).
Object Code of Input Link to Associate With
selects which existing Link-In block the new Link-
Out block should be associated with. The new
Link-Out block will include the appropriate number
of output wiring nodes, and the same numbered
association, as other Link-Out blocks already
associated with the selected Link-In block.
Additional Link-Out blocks allow a single set of
input connections to be distributed to multiple sets
of output connections.
Pass-Through blocks allow custom signal routing
and labeling, but provide no actual signal
processing. APT stands for Audio Pass-Through.
LPT
stands for Logic Pass-Through. This example
shows an existing 2-channel Audio Split Pass-
Through with an additional 2-channel Link-Out
block.
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