A2537-002/01 February 2020
5-7
SEMCO Proprietary Information
5.1.8 AGC Output Impedance Selection
AGC output impedance is selected to drive external devices that are <5K Ohms (
Low
)
or >5K Ohms
(
High
).
Combiner AGC output impedance selection is provided on the remote GUI, and selected as shown in
Figure 5-11. Combiner AGC Output Impedance selection is not available via the Front Panel.
Figure 5-11
Combiner AGC Output Impedance Selection on Remote GUI
5.1.9 AGC Zero
Combiner AGC Zero zeroes the AGC voltage level at any signal level (typically the noise floor).
Figure 5-12 illustrates the steps for enabling the Combiner AGC Zero feature using the front panel displays
and keyboard. The operator pushes the
COMB MODE
button to access the
Combiner Menu
, uses the
UP
(2) and
DOWN
(8) arrows to scroll to
AGC Zero
in blue, and then pushes
ENTER
or
SELECT
(5) to
highlight the
AGC Zero
selection window in
bright magenta
. Using the
UP
(2) and
DOWN
(8) arrows, the
operator selects
ON
and then pushes
ENTER
or
SELECT
(5).
Figure 5-12
Front Panel Combiner AGC Zero Selection
Figure 5-13 shows Combiner AGC Zero on the remote GUI. Clicking on the
AGC Zero
window turns this
feature
ON
.
Summary of Contents for RC100C-2
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