RTS CS9500, Руководство пользователя

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0
-1 0
Level (dB)
"I
I
-70 4 0 -10 0
Line
As can be seen in the graph
which
shows the relationship between
telco line level and the Telos One output level, the AGC
maintains
a constant output level when the phone line level vanes between
approximately and
0
Below approximately -48 a
gentle
noise
expander operates to reduce residual
hybrid leakage and phone line noise.
According to statistical studies
of
the USA telephone
network, the average level found on standard phone lines is -16
In
O UT
experience high-volume "choke network" lines
generally have poorer levels.
3.2 METERING AND LEVEL ADJUSTMENT
The meter select the desired
function:
Input level
Input gain reduction
Output level
Output gain reduction
The input level metering is after the input gain control. After
selecting MIC or LINE level, adjust the trimmer marked "IN" to
get a
"0"
reading on the input level meter -LEVEL button out,