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Lesson Exercise cont'd - Mm041080026
Lesson Exercise cont'd - Mm041080028
Local-Battery Telephone Principles
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13.
When
Telephone
Set
TA-264/PT
is
used
as a
local-battery
telephone,
sidetone is
heard
in
the
receiver.
The
path
for
this
sidetone
current
is as
follows:
410
L5
25